diff --git a/app/models/schema-response.ts b/app/models/schema-response.ts
index d5562668cfa..57ae710f688 100644
--- a/app/models/schema-response.ts
+++ b/app/models/schema-response.ts
@@ -19,7 +19,7 @@ export default class SchemaResponseModel extends OsfModel {
     @attr('date') dateCreated!: Date;
     @attr('date') dateModified!: Date;
     @attr('fixstring') revisionJustification!: string;
-    @attr('array') revisedResponses!: string[];
+    @attr('registration-response-key-array') revisedResponses!: string[];
     @attr('registration-responses') revisionResponses!: RegistrationResponse;
     @attr('boolean') isPendingCurrentUserApproval!: boolean;
 
diff --git a/app/packages/registration-schema/index.ts b/app/packages/registration-schema/index.ts
index e6cf20fd93b..887f3f23c36 100644
--- a/app/packages/registration-schema/index.ts
+++ b/app/packages/registration-schema/index.ts
@@ -2,7 +2,7 @@ export { getPages } from './get-pages';
 export { getSchemaBlockGroups } from './get-schema-block-group';
 export { SchemaBlock, SchemaBlockType } from './schema-block';
 export { SchemaBlockGroup } from './schema-block-group';
-export { buildValidation, buildMetadataValidations } from './validations';
+export { buildValidation, buildMetadataValidations, buildSchemaResponseValidations } from './validations';
 export {
     FileReference,
     RegistrationResponse,
diff --git a/app/packages/registration-schema/validations.ts b/app/packages/registration-schema/validations.ts
index c516806b1f8..81470a8d1bd 100644
--- a/app/packages/registration-schema/validations.ts
+++ b/app/packages/registration-schema/validations.ts
@@ -1,7 +1,7 @@
 import { assert } from '@ember/debug';
 import { set } from '@ember/object';
 import { ValidationObject, ValidatorFunction } from 'ember-changeset-validations';
-import { validatePresence } from 'ember-changeset-validations/validators';
+import { validateLength, validatePresence } from 'ember-changeset-validations/validators';
 import DraftNode from 'ember-osf-web/models/draft-node';
 import LicenseModel from 'ember-osf-web/models/license';
 
@@ -10,6 +10,7 @@ import NodeModel, { NodeLicense } from 'ember-osf-web/models/node';
 import { RegistrationResponse } from 'ember-osf-web/packages/registration-schema';
 import { SchemaBlockGroup } from 'ember-osf-web/packages/registration-schema/schema-block-group';
 import { validateFileList } from 'ember-osf-web/validators/validate-response-format';
+import SchemaResponseModel from 'ember-osf-web/models/schema-response';
 
 export const NodeLicenseFields: Record<keyof NodeLicense, string> = {
     copyrightHolders: 'Copyright Holders',
@@ -166,3 +167,22 @@ export function buildMetadataValidations() {
     set(validationObj, DraftMetadataProperties.NodeLicenseProperty, validateNodeLicense());
     return validationObj;
 }
+
+export function buildSchemaResponseValidations() {
+    const validationObj: ValidationObject<SchemaResponseModel> = {};
+    const notBlank: ValidatorFunction[] = [validatePresence({
+        presence: true,
+        ignoreBlank: true,
+        allowBlank: false,
+        allowNone: false,
+        type: 'blank',
+    })];
+    set(validationObj, 'revisionJustification', notBlank);
+    set(validationObj, 'revisedResponses', [validateLength({
+        min: 1,
+        allowBlank: false,
+        allowNone: false,
+        type: 'no_updated_responses',
+    })]);
+    return validationObj;
+}
diff --git a/app/transforms/registration-response-key-array.ts b/app/transforms/registration-response-key-array.ts
new file mode 100644
index 00000000000..a9f42dc4da9
--- /dev/null
+++ b/app/transforms/registration-response-key-array.ts
@@ -0,0 +1,29 @@
+import Transform from '@ember-data/serializer/transform';
+import { deserializeResponseKey, serializeResponseKey } from './registration-response-key';
+
+export default class RegistrationResponseKeyArrayTransform extends Transform {
+    deserialize(values: string[] | null): string[] {
+        if (values === null) {
+            return [];
+        }
+        return values.map(
+            value => deserializeResponseKey(value),
+        );
+    }
+
+    serialize(values: string[] | null): string[] {
+        if (values === null) {
+            return [];
+        }
+        return values.map(
+            value => serializeResponseKey(value),
+        );
+    }
+}
+
+
+declare module 'ember-data/types/registries/transform' {
+    export default interface TransformRegistry {
+        'registration-response-key-array': {};
+    } // eslint-disable-line semi
+}
diff --git a/lib/osf-components/addon/components/registries/revised-responses-list/component.ts b/lib/osf-components/addon/components/registries/revised-responses-list/component.ts
new file mode 100644
index 00000000000..7f525f7051c
--- /dev/null
+++ b/lib/osf-components/addon/components/registries/revised-responses-list/component.ts
@@ -0,0 +1,38 @@
+import Component from '@glimmer/component';
+import { tracked } from '@glimmer/tracking';
+
+import { getSchemaBlockGroups, SchemaBlockGroup } from 'ember-osf-web/packages/registration-schema';
+import SchemaResponseModel from 'ember-osf-web/models/schema-response';
+import SchemaBlockModel from 'ember-osf-web/models/schema-block';
+
+interface Args {
+    revision: SchemaResponseModel;
+    schemaBlocks: SchemaBlockModel[];
+}
+
+export default class RevisedResponsesList extends Component<Args> {
+    @tracked groups?: SchemaBlockGroup[];
+
+    constructor(owner: unknown, args: Args) {
+        super(owner, args);
+        this.groups = getSchemaBlockGroups(this.args.schemaBlocks);
+    }
+
+    get revisedResponses(): string[] {
+        const { revision } = this.args;
+        if (revision.revisedResponses) {
+            const allRevisedLabels = revision.revisedResponses
+                .reduce((labels: string[], revisedResponse: string) => {
+                    const revisedGroup = this.groups?.filter(
+                        (group: SchemaBlockGroup) => group.registrationResponseKey?.includes(revisedResponse),
+                    );
+                    if (revisedResponse) {
+                        labels.push(revisedGroup![0].labelBlock!.displayText!);
+                    }
+                    return labels;
+                }, []);
+            return allRevisedLabels;
+        }
+        return [];
+    }
+}
diff --git a/lib/osf-components/addon/components/registries/revised-responses-list/template.hbs b/lib/osf-components/addon/components/registries/revised-responses-list/template.hbs
new file mode 100644
index 00000000000..b6d3a346fee
--- /dev/null
+++ b/lib/osf-components/addon/components/registries/revised-responses-list/template.hbs
@@ -0,0 +1,9 @@
+{{~#each this.revisedResponses as |response|~}}
+    <p data-test-revised-responses-list='{{response}}' ...attributes>
+        {{~response~}}
+    </p>
+{{~else}}
+    <p data-test-revised-responses-list-no-update ...attributes>
+        {{~t 'registries.revisedResponsesList.noResponses'~}}
+    </p>
+{{/each}}
\ No newline at end of file
diff --git a/lib/osf-components/addon/components/registries/revision-justification-renderer/label-display/styles.scss b/lib/osf-components/addon/components/registries/revision-justification-renderer/label-display/styles.scss
new file mode 100644
index 00000000000..4c15b1a4be5
--- /dev/null
+++ b/lib/osf-components/addon/components/registries/revision-justification-renderer/label-display/styles.scss
@@ -0,0 +1,14 @@
+.ResponseValue {
+    composes: Element from '../../schema-block-renderer/styles.scss';
+    margin: 10px 0 0;
+}
+
+.ValidationErrors {
+    composes: Element from '../../schema-block-renderer/styles.scss';
+}
+
+.DisplayText {
+    font-size: 14px;
+    font-weight: 700;
+    margin: 20px 0 0;
+}
diff --git a/lib/osf-components/addon/components/registries/revision-justification-renderer/label-display/template.hbs b/lib/osf-components/addon/components/registries/revision-justification-renderer/label-display/template.hbs
new file mode 100644
index 00000000000..0c69d73ff5c
--- /dev/null
+++ b/lib/osf-components/addon/components/registries/revision-justification-renderer/label-display/template.hbs
@@ -0,0 +1,32 @@
+{{assert 'Registries::RevisionJustificationRenderer::LabelDisplay requires a revision' @revision}}
+{{assert 'Registries::RevisionJustificationRenderer::LabelDisplay requires a field' @field}}
+{{assert 'Registries::RevisionJustificationRenderer::LabelDisplay requires a changeset' @changeset}}
+<p local-class='DisplayText' data-test-review-label={{@field}} id={{@field}}>
+    {{t (concat 'registries.edit_revision.' @field)}}
+    {{#if @showEditButton}}
+        <OsfLink
+            data-test-edit-button
+            aria-label={{t 'registries.registration_metadata.edit_field' field=(if @fieldText @fieldText @field)}}
+            @route='registries.edit-revision.justification'
+            @models={{array @revision.id }}
+            @fragment={{@field}}
+        >
+            <FaIcon @icon='edit' />
+        </OsfLink>
+    {{/if}}
+</p>
+<p
+    data-test-review-response={{@field}}
+    local-class='ResponseValue'
+    ...attributes
+>
+    {{~yield~}}
+</p>
+{{#unless @hideError}}
+    <ValidationErrors
+        local-class='ValidationErrors'
+        @changeset={{@changeset}}
+        @key={{@field}}
+        @errors={{@errors}}
+    />
+{{/unless}}
diff --git a/lib/osf-components/addon/components/registries/revision-justification-renderer/styles.scss b/lib/osf-components/addon/components/registries/revision-justification-renderer/styles.scss
new file mode 100644
index 00000000000..3be03c7ab59
--- /dev/null
+++ b/lib/osf-components/addon/components/registries/revision-justification-renderer/styles.scss
@@ -0,0 +1,12 @@
+.NoResponse,
+.RevisedResponses {
+    font-style: italic;
+}
+
+.TextResponse {
+    white-space: pre-wrap;
+}
+
+.ValidationErrors {
+    composes: Element from '../schema-block-renderer/styles.scss';
+}
diff --git a/lib/osf-components/addon/components/registries/revision-justification-renderer/template.hbs b/lib/osf-components/addon/components/registries/revision-justification-renderer/template.hbs
new file mode 100644
index 00000000000..62142c658b3
--- /dev/null
+++ b/lib/osf-components/addon/components/registries/revision-justification-renderer/template.hbs
@@ -0,0 +1,25 @@
+{{assert 'Registries::RevisionJustificationRenderer requires a revision' @revision}}
+<h2 id='JustificationPageLabel'>{{t 'registries.edit_revision.justification.page_label'}}</h2>
+
+<Registries::RevisionJustificationRenderer::LabelDisplay
+    @revision={{@revision}}
+    @changeset={{@revisionChangeset}}
+    @showEditButton={{@showEditButton}}
+    @field='revisionJustification'
+    local-class='TextResponse {{unless @revision.revisionJustification 'NoResponse'}}'
+>
+    {{~if @revision.revisionJustification @revision.revisionJustification (t 'registries.edit_revision.review.no_justification')~}}
+</Registries::RevisionJustificationRenderer::LabelDisplay>
+
+<Registries::RevisionJustificationRenderer::LabelDisplay
+    @revision={{@revision}}
+    @changeset={{@revisionChangeset}}
+    @showEditButton={{false}}
+    @field='revisedResponses'
+    local-class='RevisedResponses'
+>
+    <Registries::RevisedResponsesList
+        @revision={{@revision}}
+        @schemaBlocks={{@schemaBlocks}}
+    />
+</Registries::RevisionJustificationRenderer::LabelDisplay>
diff --git a/lib/osf-components/addon/components/registries/update-dropdown/component.ts b/lib/osf-components/addon/components/registries/update-dropdown/component.ts
index 8f504632a4d..4e9eed7a923 100644
--- a/lib/osf-components/addon/components/registries/update-dropdown/component.ts
+++ b/lib/osf-components/addon/components/registries/update-dropdown/component.ts
@@ -1,4 +1,3 @@
-/* eslint-disable no-console */
 import { action } from '@ember/object';
 import { inject as service } from '@ember/service';
 import { waitFor } from '@ember/test-waiters';
diff --git a/lib/osf-components/app/components/registries/revised-responses-list/component.js b/lib/osf-components/app/components/registries/revised-responses-list/component.js
new file mode 100644
index 00000000000..317dcebd98a
--- /dev/null
+++ b/lib/osf-components/app/components/registries/revised-responses-list/component.js
@@ -0,0 +1 @@
+export { default } from 'osf-components/components/registries/revised-responses-list/component';
diff --git a/lib/osf-components/app/components/registries/revised-responses-list/template.js b/lib/osf-components/app/components/registries/revised-responses-list/template.js
new file mode 100644
index 00000000000..3930a8eb60b
--- /dev/null
+++ b/lib/osf-components/app/components/registries/revised-responses-list/template.js
@@ -0,0 +1 @@
+export { default } from 'osf-components/components/registries/revised-responses-list/template';
diff --git a/lib/osf-components/app/components/registries/revision-justification-renderer/label-display/template.js b/lib/osf-components/app/components/registries/revision-justification-renderer/label-display/template.js
new file mode 100644
index 00000000000..34128155dd5
--- /dev/null
+++ b/lib/osf-components/app/components/registries/revision-justification-renderer/label-display/template.js
@@ -0,0 +1 @@
+export { default } from 'osf-components/components/registries/revision-justification-renderer/label-display/template';
diff --git a/lib/osf-components/app/components/registries/revision-justification-renderer/template.js b/lib/osf-components/app/components/registries/revision-justification-renderer/template.js
new file mode 100644
index 00000000000..48b96afac66
--- /dev/null
+++ b/lib/osf-components/app/components/registries/revision-justification-renderer/template.js
@@ -0,0 +1 @@
+export { default } from 'osf-components/components/registries/revision-justification-renderer/template';
diff --git a/lib/registries/addon/components/page-link/component.ts b/lib/registries/addon/components/page-link/component.ts
index ec7a811fded..6ec33df0f0d 100644
--- a/lib/registries/addon/components/page-link/component.ts
+++ b/lib/registries/addon/components/page-link/component.ts
@@ -55,7 +55,7 @@ export default class PageLinkComponent extends Component {
             }
             return PageState.Invalid;
         }
-        if (this.pageName === 'metadata') {
+        if (this.pageName === 'metadata' || this.pageName === 'justification') {
             if (this.metadataIsValid) {
                 return PageState.Valid;
             }
diff --git a/lib/registries/addon/edit-revision/-components/right-nav/template.hbs b/lib/registries/addon/edit-revision/-components/right-nav/template.hbs
index d472b01acce..f370bef96d4 100644
--- a/lib/registries/addon/edit-revision/-components/right-nav/template.hbs
+++ b/lib/registries/addon/edit-revision/-components/right-nav/template.hbs
@@ -51,6 +51,21 @@
         </Button>
     </OsfLink>
 {{/if}}
+{{#if @navManager.isFirstPage}}
+    <OsfLink
+        data-test-goto-justification
+        data-analytics-name='Back to justification'
+        local-class='BackButton'
+        @type='button'
+        @route='registries.edit-revision.justification'
+        @models={{array @revisionManager.revisionId}}
+    >
+        <Button @type='secondary'>
+            <FaIcon @icon='arrow-left' @fixedWidth={{true}} />
+            {{t 'registries.edit_revision.justification.page_label'}}
+        </Button>
+    </OsfLink>
+{{/if}}
 
 {{#if @revisionManager.lastSaveFailed}}
     <span local-class='SaveFailed'>
diff --git a/lib/registries/addon/edit-revision/-components/top-nav/template.hbs b/lib/registries/addon/edit-revision/-components/top-nav/template.hbs
index 71c9e882c00..acdfe7f4e8c 100644
--- a/lib/registries/addon/edit-revision/-components/top-nav/template.hbs
+++ b/lib/registries/addon/edit-revision/-components/top-nav/template.hbs
@@ -4,7 +4,7 @@
 
 <Navbar local-class='SideBarToggle' ...attributes as |nav|>
     <nav.bordered-section>
-        {{#if (and (not @revisionManager.currentUserIsReadOnly) @revisionManager.isEditable)}}
+        {{#if @navManager.showSidenav}}
             <nav.buttons.default
                 data-test-sidenav-toggle
                 data-analytics-name='Show sidenav'
@@ -19,13 +19,27 @@
         <div data-test-page-label>
             {{#if @navManager.inReview}}
                 {{t 'registries.drafts.draft.review.page_label'}}
+            {{else if @navManager.inJustification}}
+                {{t 'registries.edit_revision.justification.page_label'}}
             {{else}}
                 {{@navManager.currentPageManager.pageHeadingText}}
             {{/if}}
         </div>
     </nav.bordered-section>
     <nav.bordered-section>
-        {{#if (and @navManager.prevPageParam (not @revisionManager.currentUserIsReadOnly) @revisionManager.isEditable)}}
+        {{#if @navManager.isFirstPage}}
+            <nav.links.default
+                data-test-goto-justification
+                data-analytics-name='Topnav back to justification'
+                aria-label={{t 'osf-components.registries-top-nav.justification'}}
+                local-class='MetadataButton'
+                @route='registries.edit-revision.justification'
+                @models={{array @revisionManager.revisionId }}
+            >
+                {{t 'registries.edit_revision.justification.page_label'}}
+            </nav.links.default>
+        {{/if}}
+        {{#if @navManager.showPreviousButton}}
             <nav.links.default
                 data-test-goto-previous-page
                 data-analytics-name='Topnav back'
diff --git a/lib/registries/addon/edit-revision/index/route.ts b/lib/registries/addon/edit-revision/index/route.ts
index 372c7e34628..0be58746dc3 100644
--- a/lib/registries/addon/edit-revision/index/route.ts
+++ b/lib/registries/addon/edit-revision/index/route.ts
@@ -3,6 +3,6 @@ import Route from '@ember/routing/route';
 export default class EditRevisionIndexRoute extends Route {
     beforeModel() {
         const params: { revisionId?: string } = this.paramsFor('edit-revision');
-        return this.replaceWith('edit-revision.page', params.revisionId, 1);
+        return this.replaceWith('edit-revision.justification', params.revisionId);
     }
 }
diff --git a/lib/registries/addon/edit-revision/justification/controller.ts b/lib/registries/addon/edit-revision/justification/controller.ts
new file mode 100644
index 00000000000..ffd890793ea
--- /dev/null
+++ b/lib/registries/addon/edit-revision/justification/controller.ts
@@ -0,0 +1,17 @@
+import Controller from '@ember/controller';
+import { alias, not } from '@ember/object/computed';
+import { inject as service } from '@ember/service';
+import Media from 'ember-responsive';
+
+import RevisionManager from 'registries/edit-revision/revision-manager';
+import SchemaResponseModel from 'ember-osf-web/models/schema-response';
+
+export default class EditRevisionJustification extends Controller {
+    @service media!: Media;
+
+    @alias('model.revisionManager') revisionManager?: RevisionManager;
+    @alias('revisionManager.revision') revision?: SchemaResponseModel;
+
+    @not('revision') loading!: boolean;
+    @not('media.isDesktop') showMobileView!: boolean;
+}
diff --git a/lib/registries/addon/edit-revision/justification/route.ts b/lib/registries/addon/edit-revision/justification/route.ts
new file mode 100644
index 00000000000..11c21c3b1bb
--- /dev/null
+++ b/lib/registries/addon/edit-revision/justification/route.ts
@@ -0,0 +1,26 @@
+import { action } from '@ember/object';
+import Route from '@ember/routing/route';
+import { inject as service } from '@ember/service';
+
+import Analytics from 'ember-osf-web/services/analytics';
+import { RevisionRoute } from 'registries/edit-revision/nav-manager';
+
+import { EditRevisionRouteModel } from '../route';
+
+export default class EditRevisionJustification extends Route {
+    @service analytics!: Analytics;
+
+    model(): EditRevisionRouteModel {
+        const editRevisionRouteModel = this.modelFor('edit-revision') as EditRevisionRouteModel;
+        const { navigationManager } = editRevisionRouteModel;
+
+        navigationManager.setPageAndRoute(RevisionRoute.Justification);
+
+        return this.modelFor('edit-revision') as EditRevisionRouteModel;
+    }
+
+    @action
+    didTransition() {
+        this.analytics.trackPage();
+    }
+}
diff --git a/lib/registries/addon/edit-revision/justification/styles.scss b/lib/registries/addon/edit-revision/justification/styles.scss
new file mode 100644
index 00000000000..b6911da574a
--- /dev/null
+++ b/lib/registries/addon/edit-revision/justification/styles.scss
@@ -0,0 +1,27 @@
+.Metadata {
+    composes: Metadata from '../../drafts/draft/metadata/styles.scss';
+}
+
+.PageHeading {
+    composes: PageHeading from '../../drafts/draft/metadata/styles.scss';
+}
+
+.HeadingParagraph {
+    composes: HeadingParagraph from '../../drafts/draft/metadata/styles.scss';
+}
+
+.Required {
+    composes: Required from '../../drafts/draft/metadata/styles.scss';
+}
+
+.SchemaBlockInput {
+    composes: SchemaBlockInput from '../../drafts/draft/metadata/styles.scss';
+}
+
+.SchemaBlockLongText {
+    composes: SchemaBlockLongText from '../../drafts/draft/metadata/styles.scss';
+}
+
+.RevisedResponses {
+    font-style: italic;
+}
diff --git a/lib/registries/addon/edit-revision/justification/template.hbs b/lib/registries/addon/edit-revision/justification/template.hbs
new file mode 100644
index 00000000000..0a2ddfbbd73
--- /dev/null
+++ b/lib/registries/addon/edit-revision/justification/template.hbs
@@ -0,0 +1,46 @@
+{{page-title (t 'registries.drafts.draft.metadata.title')}}
+
+{{#if this.loading}}
+    <LoadingIndicator @dark={{true}} />
+{{else}}
+    <main>
+        <h2 local-class='PageHeading'>
+            {{t 'registries.edit_revision.justification.title'}}
+        </h2>
+        <p local-class='HeadingParagraph'>
+            {{t 'registries.edit_revision.justification.justification_description'}}
+        </p>
+        <hr>
+        <form local-class='Metadata'>
+            <FormControls @changeset={{this.revisionManager.revisionChangeset}} ...attributes as |form|>
+                {{#let (unique-id 'reason') as |reasonFieldId|}}
+                    <label for={{reasonFieldId}} id='justification'>
+                        <p local-class='DisplayText'>
+                            {{t 'registries.edit_revision.justification.justification_label'}}
+                            <span local-class='Required'>*</span>
+                        </p>
+                    </label>
+                    <form.textarea data-test-metadata-description local-class='SchemaBlockLongText'
+                        @valuePath='revisionJustification'
+                        @onKeyUp={{perform this.revisionManager.onJustificationInput}}
+                        @placeholder=' '
+                        @uniqueID={{reasonFieldId}}
+                    />
+                {{/let}}
+                {{#let (unique-id 'questions') as |questionsFieldId|}}
+                    <label for={{questionsFieldId}} id='questions'>
+                        <p local-class='DisplayText'>
+                            {{t 'registries.edit_revision.revisedResponses'}}
+                            <span local-class='Required'>*</span>
+                        </p>
+                    </label>
+                    <Registries::RevisedResponsesList
+                        @revision={{this.revisionManager.revision}}
+                        @schemaBlocks={{this.revisionManager.schemaBlocks}}
+                        local-class='RevisedResponses'
+                    />
+                {{/let}}
+            </FormControls>
+        </form>
+    </main>
+{{/if}}
\ No newline at end of file
diff --git a/lib/registries/addon/edit-revision/nav-manager.ts b/lib/registries/addon/edit-revision/nav-manager.ts
index fb6ff41bac3..7c596ab91ea 100644
--- a/lib/registries/addon/edit-revision/nav-manager.ts
+++ b/lib/registries/addon/edit-revision/nav-manager.ts
@@ -7,6 +7,7 @@ import { getNextPageParam, getPageSlug, getPrevPageParam } from 'ember-osf-web/u
 import RevisionManager from 'registries/edit-revision/revision-manager';
 
 export enum RevisionRoute {
+    Justification = 'justification',
     Page = 'page',
     Review = 'review',
 }
@@ -19,6 +20,9 @@ export default class RevisionNavigationManager {
     @alias('revisionManager.pageManagers')
     pageManagers!: PageManager[];
 
+    @equal('currentRoute', RevisionRoute.Justification)
+    inJustification!: boolean;
+
     @equal('currentRoute', RevisionRoute.Review)
     inReview!: boolean;
 
@@ -37,6 +41,17 @@ export default class RevisionNavigationManager {
         setProperties(this, { currentRoute, currentPage });
     }
 
+    @computed('revisionManager.{currentUserIsReadOnly,isEditable}')
+    get showSidenav() {
+        return this.revisionManager.isEditable && !this.revisionManager.currentUserIsReadOnly;
+    }
+
+    @computed('prevPageParam', 'revisionManager.{currentUserIsReadOnly,isEditable}')
+    get showPreviousButton() {
+        const { prevPageParam, revisionManager } = this;
+        return prevPageParam && revisionManager.isEditable && !revisionManager.currentUserIsReadOnly;
+    }
+
     @computed('currentPage', 'lastPage')
     get isLastPage() {
         return this.currentPage === this.lastPage;
@@ -48,16 +63,22 @@ export default class RevisionNavigationManager {
         return pageManagers.length - 1;
     }
 
-    @computed('currentPage', 'pageManagers.[]', 'lastPage')
+    @computed('currentPage', 'pageManagers.[]', 'inJustification', 'lastPage')
     get nextPageParam() {
         const {
             pageManagers,
             currentPage,
             lastPage,
+            inJustification,
         } = this;
 
         if (!isEmpty(pageManagers)) {
             let pageHeadingText;
+            if (inJustification) {
+                [{ pageHeadingText }] = pageManagers;
+                return getPageSlug(1, pageHeadingText);
+            }
+
             if (typeof currentPage !== 'undefined' && (currentPage < lastPage)) {
                 ({ pageHeadingText } = pageManagers[currentPage + 1]);
                 return getNextPageParam(currentPage, pageHeadingText);
diff --git a/lib/registries/addon/edit-revision/page/controller.ts b/lib/registries/addon/edit-revision/page/controller.ts
index aa7d02dc41d..e749bebfbda 100644
--- a/lib/registries/addon/edit-revision/page/controller.ts
+++ b/lib/registries/addon/edit-revision/page/controller.ts
@@ -10,7 +10,7 @@ import NavigationManager from 'registries/drafts/draft/navigation-manager';
 import RevisionManager from 'registries/edit-revision/revision-manager';
 import { RevisionPageRouteModel } from './route';
 
-export default class RegistriesDraftPage extends Controller {
+export default class EditRevisionPage extends Controller {
     @service router!: RouterService;
 
     model!: RevisionPageRouteModel;
@@ -29,6 +29,7 @@ export default class RegistriesDraftPage extends Controller {
             this.replaceRoute('edit-revision.page', draftId, pageSlug);
         }
         this.revisionManager.onPageChange(pageIndex);
+        this.revisionManager.revisionChangeset.validate();
     }
 
     @action
diff --git a/lib/registries/addon/edit-revision/review/route.ts b/lib/registries/addon/edit-revision/review/route.ts
index f8124d89d91..929e2f6cb62 100644
--- a/lib/registries/addon/edit-revision/review/route.ts
+++ b/lib/registries/addon/edit-revision/review/route.ts
@@ -7,7 +7,7 @@ import { RevisionRoute } from 'registries/edit-revision/nav-manager';
 
 import { EditRevisionRouteModel } from '../route';
 
-export default class DraftRegistrationReview extends Route {
+export default class EditRevisionReview extends Route {
     @service analytics!: Analytics;
 
     model(): EditRevisionRouteModel {
diff --git a/lib/registries/addon/edit-revision/review/template.hbs b/lib/registries/addon/edit-revision/review/template.hbs
index 596be95f4ae..f756f6dfd5b 100644
--- a/lib/registries/addon/edit-revision/review/template.hbs
+++ b/lib/registries/addon/edit-revision/review/template.hbs
@@ -28,6 +28,12 @@
                 @showMetadata={{true}}
                 @schemaBlocks={{revisionManager.schemaBlocks}}
             />
+            <Registries::RevisionJustificationRenderer
+                @revisionChangeset={{revisionManager.revisionChangeset}}
+                @revision={{revisionManager.revision}}
+                @schemaBlocks={{revisionManager.schemaBlocks}}
+                @showEditButton={{not revisionManager.currentUserIsReadOnly}}
+            />
             <Registries::ReviewFormRenderer
                 @pageManagers={{revisionManager.pageManagers}}
                 @responses={{revisionManager.revision.revisionResponses}}
diff --git a/lib/registries/addon/edit-revision/revision-manager.ts b/lib/registries/addon/edit-revision/revision-manager.ts
index 6c6aa873031..63b363d522a 100644
--- a/lib/registries/addon/edit-revision/revision-manager.ts
+++ b/lib/registries/addon/edit-revision/revision-manager.ts
@@ -1,5 +1,7 @@
 import { action, computed, set } from '@ember/object';
-import { alias, filterBy, not, notEmpty } from '@ember/object/computed';
+import { dependentKeyCompat } from '@ember/object/compat';
+import { alias, filterBy, not, notEmpty, or } from '@ember/object/computed';
+import RouterService from '@ember/routing/router-service';
 import { inject as service } from '@ember/service';
 import { waitFor } from '@ember/test-waiters';
 import { isEmpty } from '@ember/utils';
@@ -7,12 +9,14 @@ import { restartableTask, task, TaskInstance, timeout } from 'ember-concurrency'
 import { taskFor } from 'ember-concurrency-ts';
 import Intl from 'ember-intl/services/intl';
 import Toast from 'ember-toastr/services/toast';
+import { BufferedChangeset } from 'validated-changeset';
 
 import ProviderModel from 'ember-osf-web/models/provider';
 import SchemaBlock from 'ember-osf-web/models/schema-block';
 import captureException, { getApiErrorMessage } from 'ember-osf-web/utils/capture-exception';
 
 import {
+    buildSchemaResponseValidations,
     getPages,
     PageManager,
     RegistrationResponse,
@@ -21,6 +25,7 @@ import RegistrationModel from 'ember-osf-web/models/registration';
 import SchemaResponseModel, { RevisionReviewStates } from 'ember-osf-web/models/schema-response';
 import NodeModel from 'ember-osf-web/models/node';
 import { Permission } from 'ember-osf-web/models/osf-model';
+import buildChangeset from 'ember-osf-web/utils/build-changeset';
 
 type LoadModelsTask = TaskInstance<{
     revision: SchemaResponseModel,
@@ -35,17 +40,19 @@ export default class RevisionManager {
     // Private
     @service intl!: Intl;
     @service toast!: Toast;
+    @service router!: RouterService;
 
     currentPage!: number;
     revisionResponses!: RegistrationResponse;
 
     pageManagers: PageManager[] = [];
+    revisionChangeset!: BufferedChangeset;
     schemaBlocks!: SchemaBlock[];
 
     @alias('registration.currentUserIsReadOnly') currentUserIsReadOnly!: boolean;
     @alias('provider.reviewsWorkflow') reviewsWorkflow?: string;
-    @alias('onPageInput.isRunning') autoSaving!: boolean;
-    @alias('initializePageManagers.isRunning') initializing!: boolean;
+    @or('onPageInput.isRunning', 'onJustificationInput.isRunning') autoSaving!: boolean;
+    @or('initializePageManagers.isRunning', 'initializeRevisionChangeset.isRunning') initializing!: boolean;
     @not('registrationResponsesIsValid') hasInvalidResponses!: boolean;
     @filterBy('pageManagers', 'isVisited', true) visitedPages!: PageManager[];
     @notEmpty('visitedPages') hasVisitedPages!: boolean;
@@ -56,16 +63,25 @@ export default class RevisionManager {
     node?: NodeModel;
     revisionId!: string;
 
-    @computed('pageManagers.{[],@each.pageIsValid}')
+    @computed('pageManagers.{[],@each.pageIsValid}', 'revisionIsValid')
     get registrationResponsesIsValid() {
-        return this.pageManagers.every(pageManager => pageManager.pageIsValid);
+        return this.pageManagers.every(pageManager => pageManager.pageIsValid)
+            && this.revisionIsValid;
     }
 
-    @computed('onPageInput.lastComplete')
+    @dependentKeyCompat
+    get revisionIsValid() {
+        return this.revisionChangeset.isValid;
+    }
+
+    @computed('onPageInput.lastComplete', 'updateRevisionAndSave.lastComplete')
     get lastSaveFailed() {
         const onPageInputLastComplete = taskFor(this.onPageInput).lastComplete;
+        const updateRevisionAndSaveLastComplete = taskFor(this.updateRevisionAndSave).lastComplete;
         const pageInputFailed = onPageInputLastComplete ? onPageInputLastComplete.isError : false;
-        return pageInputFailed;
+        const updateRevisionAndSaveFailed = updateRevisionAndSaveLastComplete
+            ? updateRevisionAndSaveLastComplete.isError : false;
+        return pageInputFailed || updateRevisionAndSaveFailed;
     }
 
     @computed('revision.reviewsState')
@@ -92,6 +108,7 @@ export default class RevisionManager {
         set(this, 'loadModelsTask', loadModelsTask);
         set(this, 'revisionId', revisionId);
         taskFor(this.initializePageManagers).perform();
+        taskFor(this.initializeRevisionChangeset).perform();
     }
 
     @restartableTask
@@ -165,9 +182,30 @@ export default class RevisionManager {
         set(this, 'pageManagers', pageManagers);
     }
 
+    @task
+    @waitFor
+    async initializeRevisionChangeset() {
+        const { revision } = await this.loadModelsTask;
+        if (!revision) {
+            return this.router.transitionTo('registries.page-not-found', window.location.href.slice(-1));
+        }
+        const revisionValidations = buildSchemaResponseValidations();
+        const revisionChangeset = buildChangeset(revision, revisionValidations);
+        set(this, 'revisionChangeset', revisionChangeset);
+    }
+
+    @restartableTask
+    @waitFor
+    async onJustificationInput() {
+        await timeout(5000); // debounce
+        await taskFor(this.updateRevisionAndSave).perform();
+    }
+
     @restartableTask
     @waitFor
-    async updateDraftRegistrationAndSave() {
+    async updateRevisionAndSave() {
+        const { revisionChangeset, revision } = this;
+        set(revision, 'revisionJustification', revisionChangeset.get('revisionJustification'));
         try {
             await this.revision.save();
         } catch (e) {
@@ -204,6 +242,7 @@ export default class RevisionManager {
 
     @action
     validateAllVisitedPages() {
+        this.revisionChangeset.validate();
         this.visitedPages
             .forEach(pageManager => {
                 pageManager.changeset!.validate();
diff --git a/lib/registries/addon/edit-revision/route.ts b/lib/registries/addon/edit-revision/route.ts
index 9599816e7e3..03c166018f3 100644
--- a/lib/registries/addon/edit-revision/route.ts
+++ b/lib/registries/addon/edit-revision/route.ts
@@ -10,6 +10,7 @@ import { taskFor } from 'ember-concurrency-ts';
 import requireAuth from 'ember-osf-web/decorators/require-auth';
 import { RevisionReviewStates } from 'ember-osf-web/models/schema-response';
 import Analytics from 'ember-osf-web/services/analytics';
+import captureException from 'ember-osf-web/utils/capture-exception';
 import RevisionNavigationManager from 'registries/edit-revision/nav-manager';
 import RevisionManager from 'registries/edit-revision/revision-manager';
 
@@ -27,18 +28,23 @@ export default class EditRevisionRoute extends Route {
     @task
     @waitFor
     async loadModels(revisionId: string) {
-        const revision = await this.store.findRecord('schema-response', revisionId);
-        const registration = await revision.registration;
-        const provider = await registration.provider;
-        if ((registration.currentUserIsReadOnly && revision.reviewsState !== RevisionReviewStates.Approved) ||
-            (revision.reviewsState !== RevisionReviewStates.RevisionInProgress)) {
-            this.replaceWith('edit-revision.review', revisionId);
+        try {
+            const revision = await this.store.findRecord('schema-response', revisionId);
+            const registration = await revision.registration;
+            const provider = await registration.provider;
+            if ((registration.currentUserIsReadOnly && revision.reviewsState !== RevisionReviewStates.Approved) ||
+                (revision.reviewsState !== RevisionReviewStates.RevisionInProgress)) {
+                this.replaceWith('edit-revision.review', revisionId);
+            }
+            return {
+                revision,
+                registration,
+                provider,
+            };
+        } catch (error) {
+            captureException(error);
+            return this.transitionTo('page-not-found', window.location.href.slice(-1));
         }
-        return {
-            revision,
-            registration,
-            provider,
-        };
     }
 
     model(params: { revisionId: string }) {
diff --git a/lib/registries/addon/edit-revision/template.hbs b/lib/registries/addon/edit-revision/template.hbs
index f1b02a718b1..77cbbdd2a7f 100644
--- a/lib/registries/addon/edit-revision/template.hbs
+++ b/lib/registries/addon/edit-revision/template.hbs
@@ -45,6 +45,16 @@
                 {{/if}}
                 <layout.leftNav as |leftNav|>
                     {{#if (not (or revisionManager.currentUserIsReadOnly (not revisionManager.isEditable)))}}
+                        <PageLink
+                            @link={{component leftNav.link}}
+                            @draftId={{revisionManager.revisionId}}
+                            @pageName='justification'
+                            @route='registries.edit-revision.justification'
+                            @currentPageName={{navManager.currentRoute}}
+                            @label='{{t 'registries.edit_revision.justification.page_label'}}'
+                            @navMode={{leftNav.leftGutterMode}}
+                            @metadataIsValid={{revisionManager.revisionIsValid}}
+                        />
                         {{#each revisionManager.pageManagers as |pageManager index|}}
                             <PageLink
                                 @link={{component leftNav.link}}
diff --git a/lib/registries/addon/routes.ts b/lib/registries/addon/routes.ts
index c93363513a1..f66d521da76 100644
--- a/lib/registries/addon/routes.ts
+++ b/lib/registries/addon/routes.ts
@@ -29,6 +29,7 @@ export default buildRoutes(function() {
     });
 
     this.route('edit-revision', { path: '/registries/revisions/:revisionId' }, function() {
+        this.route('justification');
         this.route('page', { path: '/:page' });
         this.route('review');
     });
diff --git a/mirage/scenarios/registrations.ts b/mirage/scenarios/registrations.ts
index 7c684ed2014..7a4f6ba3dfe 100644
--- a/mirage/scenarios/registrations.ts
+++ b/mirage/scenarios/registrations.ts
@@ -292,6 +292,7 @@ export function registrationScenario(
         },
         initiatedBy: currentUser,
         registration: bismuth,
+        revisedResponses: ['page-one_short-text', 'page-two_short-text'],
     });
 
     server.create('schema-response', {
diff --git a/tests/engines/registries/acceptance/edit-revision/revision-test.ts b/tests/engines/registries/acceptance/edit-revision/revision-test.ts
index 47a01ef010f..d6c722ca5a5 100644
--- a/tests/engines/registries/acceptance/edit-revision/revision-test.ts
+++ b/tests/engines/registries/acceptance/edit-revision/revision-test.ts
@@ -75,6 +75,8 @@ module('Registries | Acceptance | registries revision', hooks => {
 
         // check leftnav
         const reviewNav = find('[data-test-link="review"]');
+        assert.dom('[data-test-link="justification"]')
+            .doesNotExist('Leftnav: Label for justification page is not shown');
         assert.dom('[data-test-link="1-first-page-of-test-schema"]')
             .doesNotExist('Leftnav: Label for first page is not shown');
         assert.dom('[data-test-link="review"]').exists('Leftnav: Review label shown');
@@ -102,7 +104,7 @@ module('Registries | Acceptance | registries revision', hooks => {
         await percySnapshot('Read-only Revision Review page: Mobile');
     });
 
-    test('it redirects to the first page of the revision form', async function(this: RevisionTestContext, assert) {
+    test('it redirects to the justification page of revision form', async function(this: RevisionTestContext, assert) {
         const initiatedBy = server.create('user', 'loggedIn');
         const revision = server.create(
             'schema-response',
@@ -113,7 +115,7 @@ module('Registries | Acceptance | registries revision', hooks => {
             },
         );
         await visit(`/registries/revisions/${revision.id}/`);
-        assert.equal(currentRouteName(), 'registries.edit-revision.page', 'At the expected route');
+        assert.equal(currentRouteName(), 'registries.edit-revision.justification', 'At the expected route');
     });
 
     test('left nav controls', async function(this: RevisionTestContext, assert) {
@@ -127,10 +129,27 @@ module('Registries | Acceptance | registries revision', hooks => {
         );
 
         await visit(`/registries/revisions/${revision.id}/`);
-        await percySnapshot('Registries | Acceptance | registries revision | left nav controls | first page');
+        await percySnapshot('Registries | Acceptance | registries revision | left nav controls | justification page');
+
+        // justification page
+        assert.equal(currentRouteName(), 'registries.edit-revision.justification', 'Starts at justification page');
+        assert.dom('[data-test-link="justification"] > [data-test-icon]')
+            .hasClass('fa-dot-circle', 'justification page is current page');
+        assert.dom('[data-test-link="1-first-page-of-test-schema"] > [data-test-icon]')
+            .hasClass('fa-circle', 'page 1 is marked unvisited');
+        assert.dom('[data-test-link="review"] > [data-test-icon]')
+            .hasClass('fa-circle', 'review is marked unvisited');
+        assert.dom('[data-test-goto-previous-page]').doesNotExist();
+        assert.dom('[data-test-goto-next-page]').isVisible();
+        assert.dom('[data-test-goto-review]').doesNotExist();
+        assert.dom('[data-test-submit-revision]').doesNotExist();
 
         // first page
+        await click('[data-test-link="1-first-page-of-test-schema"]');
+        await percySnapshot('Registries | Acceptance | registries revision | left nav controls | first page');
         assert.equal(currentRouteName(), 'registries.edit-revision.page', 'Starts at first page');
+        assert.dom('[data-test-link="justification"] > [data-test-icon]')
+            .hasClass('fa-exclamation-circle', 'justification page is marked visited, invalid');
         assert.dom('[data-test-link="1-first-page-of-test-schema"] > [data-test-icon]')
             .hasClass('fa-dot-circle', 'page 1 is current page');
         assert.dom('[data-test-link="2-this-is-the-second-page"] > [data-test-icon]')
@@ -142,10 +161,11 @@ module('Registries | Acceptance | registries revision', hooks => {
         assert.dom('[data-test-goto-review]').doesNotExist();
         assert.dom('[data-test-submit-revision]').doesNotExist();
 
-        // Navigate to second page
         await click('[data-test-link="2-this-is-the-second-page"]');
         await percySnapshot('Registries | Acceptance | registries revision | left nav controls | second page');
         assert.equal(currentRouteName(), 'registries.edit-revision.page', 'Goes to second page');
+        assert.dom('[data-test-link="justification"] > [data-test-icon]')
+            .hasClass('fa-exclamation-circle', 'justification page is marked visited, invalid');
         assert.dom('[data-test-link="1-first-page-of-test-schema"] > [data-test-icon]')
             .hasClass('fa-exclamation-circle', 'page 1 is marked visited, invalid');
         assert.dom('[data-test-link="2-this-is-the-second-page"] > [data-test-icon]')
@@ -174,6 +194,8 @@ module('Registries | Acceptance | registries revision', hooks => {
         await click('[data-test-link="review"]');
         await percySnapshot('Registries | Acceptance | registries revision | left nav controls | review page');
         assert.equal(currentRouteName(), 'registries.edit-revision.review', 'Goes to review route');
+        assert.dom('[data-test-link="justification"] > [data-test-icon]')
+            .hasClass('fa-exclamation-circle', 'justification page is marked visited, invalid');
         assert.dom('[data-test-link="1-first-page-of-test-schema"] > [data-test-icon]')
             .hasClass('fa-exclamation-circle', 'page 1 is marked visited, invalid');
         assert.dom('[data-test-link="2-this-is-the-second-page"] > [data-test-icon]')
@@ -199,12 +221,26 @@ module('Registries | Acceptance | registries revision', hooks => {
 
         await visit(`/registries/revisions/${revision.id}/`);
 
+
+        // Justification page
+        assert.equal(currentRouteName(), 'registries.edit-revision.justification', 'At justification page');
+        assert.dom('[data-test-submit-revision]').doesNotExist();
+        assert.dom('[data-test-goto-previous-page]').doesNotExist();
+        assert.dom('[data-test-goto-justification]').doesNotExist();
+
+        assert.dom('[data-test-goto-next-page]').exists();
+        assert.ok(getHrefAttribute('[data-test-goto-next-page]')!
+            .includes(`/registries/revisions/${revision.id}/1-`));
+
+        await click('[data-test-goto-next-page]');
+
         // First page of form
         assert.ok(currentURL().includes(`/registries/revisions/${revision.id}/1-`),
             'At first schema page');
         assert.dom('[data-test-submit-revision]').doesNotExist();
         assert.dom('[data-test-goto-previous-page]').doesNotExist();
 
+        assert.dom('[data-test-goto-justification]').exists();
         assert.dom('[data-test-goto-next-page]').exists();
         assert.ok(getHrefAttribute('[data-test-goto-next-page]')!
             .includes(`/registries/revisions/${revision.id}/2-`));
@@ -219,6 +255,7 @@ module('Registries | Acceptance | registries revision', hooks => {
 
         assert.dom('[data-test-submit-revision]').doesNotExist();
         assert.dom('[data-test-goto-next-page]').doesNotExist();
+        assert.dom('[data-test-goto-justification]').doesNotExist();
 
         assert.dom('[data-test-goto-review]').isVisible();
         assert.ok(getHrefAttribute('[data-test-goto-review]')!
@@ -232,6 +269,7 @@ module('Registries | Acceptance | registries revision', hooks => {
 
         assert.dom('data-test-goto-next-page').doesNotExist();
         assert.dom('[data-test-goto-review]').doesNotExist();
+        assert.dom('[data-test-goto-justification]').doesNotExist();
 
         assert.dom('[data-test-submit-revision]').isVisible();
         assert.dom('[data-test-nonadmin-warning-text]').doesNotExist('Warning for non-admins not shown to admins');
@@ -257,21 +295,34 @@ module('Registries | Acceptance | registries revision', hooks => {
 
         setBreakpoint('mobile');
 
-        assert.ok(currentURL().includes(`/registries/revisions/${revision.id}/1-`), 'At first page');
-        await percySnapshot('Registries | Acceptance | registries revisions | mobile navigation | first page');
+
+        // Justification page
+        assert.equal(currentRouteName(), 'registries.edit-revision.justification', 'At justification page');
+        await percySnapshot('Registries | Acceptance | registries revision | mobile nav controls | justification page');
+        assert.dom('[data-test-page-label]').containsText('Justification');
+        assert.dom('[data-test-goto-previous-page]').isNotVisible();
+        assert.dom('[data-test-goto-next-page]').isVisible();
+        assert.dom('[data-test-submit-revision]').doesNotExist();
+        assert.dom('[data-test-goto-justification]').doesNotExist();
+        await click('[data-test-goto-next-page]');
 
         // First page
+        assert.ok(currentURL().includes(`/registries/revisions/${revision.id}/1-`), 'At first page');
+        await percySnapshot('Registries | Acceptance | registries revisions | mobile navigation | first page');
         assert.dom('[data-test-page-label]').containsText('First page');
         assert.dom('[data-test-goto-previous-page]').isNotVisible();
         assert.dom('[data-test-goto-next-page]').isVisible();
+        assert.dom('[data-test-goto-justification]').exists();
         assert.dom('[data-test-submit-revision]').doesNotExist();
         await click('[data-test-goto-next-page]');
 
+        // Second page
         await percySnapshot('Registries | Acceptance | registries revisions | mobile navigation | second page');
         assert.dom('[data-test-page-label]').containsText('This is the second page');
         assert.dom('[data-test-goto-previous-page]').isVisible();
         assert.dom('[data-test-goto-next-page]').isNotVisible();
         assert.dom('[data-test-goto-review]').isVisible();
+        assert.dom('[data-test-goto-justification]').doesNotExist();
         assert.dom('[data-test-submit-revision]').doesNotExist();
 
         // Review page
@@ -302,14 +353,22 @@ module('Registries | Acceptance | registries revision', hooks => {
             {
                 initiatedBy,
                 registration: this.registration,
+                revisionResponses: {},
             },
         );
 
         await visit(`/registries/revisions/${revision.id}`);
 
+        assert.equal(currentRouteName(), 'registries.edit-revision.justification', 'At justification page');
+        assert.dom('[data-test-validation-errors="revisionJustification"]')
+            .doesNotExist('No validation errors on first load');
+        await click('[data-test-goto-next-page]');
+
         // check first page is not invalid
         assert.ok(currentURL().includes(`/registries/revisions/${revision.id}/1-`),
             'At first page');
+        assert.dom('[data-test-link="justification"] > [data-test-icon]')
+            .hasClass('fa-exclamation-circle', 'justification page is marked visited, invalid');
         assert.dom('[data-test-link="1-first-page-of-test-schema"] > [data-test-icon]')
             .hasClass('fa-dot-circle', 'on page 1');
         // NOTE: the validation errors are shown if we enter the first page having done either the
@@ -317,13 +376,16 @@ module('Registries | Acceptance | registries revision', hooks => {
         // or the controller.replaceRoute from edit-revision.page (/revisions/:id/:page)
         // Validation errors are not shown if entering with the pageslug appended (/revisions/:id/:page-page-slug)
         assert.dom(`[data-test-validation-errors="${deserializeResponseKey('page-one_short-text')}"]`)
-            .exists('Validation message shown on initial load');
+            .doesNotExist('Validation message not shown on initial load');
 
         await click('[data-test-link="review"]');
         assert.equal(currentRouteName(), 'registries.edit-revision.review', 'At review page');
         assert.dom('[data-test-submit-revision]').isDisabled('Submit button disabled');
         assert.dom('[data-test-nonadmin-warning-text]').doesNotExist('Warning for non-admins not shown to admins');
         assert.dom('[data-test-invalid-responses-text]').isVisible('Invalid response text shown');
+
+        assert.dom('[data-test-validation-errors="revisionJustification"]').exists('justification invalid');
+        assert.dom('[data-test-validation-errors="revisedResponses"]').exists('revised responses invalid');
         assert.dom(`[data-test-validation-errors="${deserializeResponseKey('page-one_short-text')}"]`)
             .exists('short text invalid');
         assert.dom(`[data-test-validation-errors="${deserializeResponseKey('page-one_long-text')}"]`)
@@ -331,6 +393,8 @@ module('Registries | Acceptance | registries revision', hooks => {
         assert.dom('[data-test-link="1-first-page-of-test-schema"] > [data-test-icon]')
             .hasClass('fa-exclamation-circle', 'first page invalid');
 
+        // hack since we don't actually track which fields have been updated in mirage
+        revision.update({ revisedResponses: ['page-one_short-text'] });
         // check the first page and correct invalid answer
         await click('[data-test-link="1-first-page-of-test-schema"]');
         assert.ok(currentURL().includes(`/registries/revisions/${revision.id}/1-`),
@@ -341,10 +405,20 @@ module('Registries | Acceptance | registries revision', hooks => {
         assert.dom(`[data-test-validation-errors="${deserializeResponseKey('page-one_short-text')}"]`)
             .doesNotExist('short text valid after being filled');
 
+        // check justification page and fix invalid answer
+        await click('[data-test-link="justification"]');
+        await fillIn('textarea[name="revisionJustification"]', 'Tell the world that ditto is the best');
+        assert.dom('[data-test-validation-errors="revisionJustification"]').doesNotExist('justification valid');
+        assert.dom('[data-test-revised-responses-list]').exists({ count: 1 }, 'revised responses list shown');
+
         // check the review page to see if text is valid again
         await click('[data-test-link="review"]');
+        assert.dom('[data-test-link="justification"] > [data-test-icon]')
+            .hasClass('fa-check-circle', 'justification page is now valid');
         assert.dom('[data-test-link="1-first-page-of-test-schema"] > [data-test-icon]')
             .hasClass('fa-check-circle', 'first page now valid');
+        assert.dom('[data-test-validation-errors="revisionJustification"]').doesNotExist('justification valid');
+        assert.dom('[data-test-validation-errors="revisedResponses"]').doesNotExist('revised responses valid');
         assert.dom(`[data-test-validation-errors="${deserializeResponseKey('page-one_short-text')}"]`)
             .doesNotExist('short text now valid');
         assert.dom('[data-test-submit-revision]').isNotDisabled('Submit button no longer disabled');
@@ -360,6 +434,8 @@ module('Registries | Acceptance | registries revision', hooks => {
                     'page-one_short-text': 'Pekatyu',
                 },
                 registration: this.registration,
+                revisedResponses: ['page-one_short-text'],
+                revisionJustification: 'If pikachu were russian',
             },
         );
 
diff --git a/tests/integration/components/registries/revised-responses-list/component-test.ts b/tests/integration/components/registries/revised-responses-list/component-test.ts
new file mode 100644
index 00000000000..a14bff35d43
--- /dev/null
+++ b/tests/integration/components/registries/revised-responses-list/component-test.ts
@@ -0,0 +1,57 @@
+import { render } from '@ember/test-helpers';
+import { hbs } from 'ember-cli-htmlbars';
+import { setupMirage } from 'ember-cli-mirage/test-support';
+import { setupIntl, t, TestContext } from 'ember-intl/test-support';
+import { setupRenderingTest } from 'ember-qunit';
+import { module, test } from 'qunit';
+
+import SchemaBlockModel from 'ember-osf-web/models/schema-block';
+import SchemaResponseModel from 'ember-osf-web/models/schema-response';
+
+interface ThisTestContext extends TestContext {
+    blocks?: SchemaBlockModel[];
+    revision: SchemaResponseModel;
+}
+
+module('Integration | Component | revised-responses-list', hooks => {
+    setupRenderingTest(hooks);
+    setupIntl(hooks);
+    setupMirage(hooks);
+
+    hooks.beforeEach(async function(this: ThisTestContext) {
+        this.store = this.owner.lookup('service:store');
+        server.loadFixtures('schema-blocks');
+        server.loadFixtures('registration-schemas');
+        const registrationSchema = server.schema.registrationSchemas.find('testSchema');
+        const registration = server.create('registration', { registrationSchema });
+        const revisionModel = server.create('schema-response', {
+            registration,
+            registrationSchema,
+        });
+        const revision = await this.store.findRecord('schema-response', revisionModel.id);
+        const schema = await revision.registrationSchema;
+        this.revision = revision;
+        this.blocks = await schema.loadAll('schemaBlocks');
+    });
+
+    test('no revised responses', async function(this: ThisTestContext, assert) {
+        await render(hbs`
+            <Registries::RevisedResponsesList
+                @revision={{this.revision}} @schemaBlocks={{this.blocks}}
+            />`);
+        assert.dom('[data-test-revised-responses-list]').doesNotExist('Updated responses are not shown');
+        assert.dom('[data-test-revised-responses-list-no-update]')
+            .containsText(t('registries.revisedResponsesList.noResponses'), 'No responses updated message shown');
+    });
+
+    test('multiple revised responses', async function(this: ThisTestContext, assert) {
+        this.revision.revisedResponses = ['page-one_single-select', 'page-one_short-text'];
+        await render(hbs`<Registries::RevisedResponsesList
+            @revision={{this.revision}} @schemaBlocks={{this.blocks}}
+        />`);
+        assert.dom('[data-test-revised-responses-list-no-update]')
+            .doesNotExist('No response updated message not shown');
+        assert.dom('[data-test-revised-responses-list]')
+            .exists({ count: 2 }, 'Responsese updated message shown appropriate number of times');
+    });
+});
diff --git a/tests/unit/transforms/registration-responses-key-array-test.ts b/tests/unit/transforms/registration-responses-key-array-test.ts
new file mode 100644
index 00000000000..e5532a7138b
--- /dev/null
+++ b/tests/unit/transforms/registration-responses-key-array-test.ts
@@ -0,0 +1,57 @@
+import { setupTest } from 'ember-qunit';
+import { module, test } from 'qunit';
+
+import { responseKeyPrefix } from 'ember-osf-web/transforms/registration-response-key';
+import RegistrationResponseKeyArrayTransform from 'ember-osf-web/transforms/registration-response-key-array';
+
+module('Unit | Transform | registration-responses', hooks => {
+    setupTest(hooks);
+
+    test('deserializes', function(assert) {
+        const transform: RegistrationResponseKeyArrayTransform = this.owner.lookup(
+            'transform:registration-response-key-array',
+        );
+
+        assert.deepEqual(
+            transform.deserialize([ 'foo', 'bar' ]),
+            [`${responseKeyPrefix}foo`, `${responseKeyPrefix}bar`],
+            'adds response key prefix to all members of array',
+        );
+
+        assert.deepEqual(
+            transform.deserialize(['foo.bar', 'foo.baz']),
+            [`${responseKeyPrefix}foo|bar`, `${responseKeyPrefix}foo|baz`],
+            'adds response key prefix and transforms dots to pipes for all members of array',
+        );
+
+        assert.deepEqual(
+            transform.deserialize(null),
+            [],
+            'transforms null to empty array',
+        );
+    });
+
+    test('serialize', function(assert) {
+        const transform: RegistrationResponseKeyArrayTransform = this.owner.lookup(
+            'transform:registration-response-key-array',
+        );
+
+        assert.deepEqual(
+            transform.serialize([`${responseKeyPrefix}foo`, `${responseKeyPrefix}baz`]),
+            ['foo', 'baz'],
+            'removes response key prefix for all members of array',
+        );
+
+        assert.deepEqual(
+            transform.serialize([`${responseKeyPrefix}foo|bar`, `${responseKeyPrefix}foo|baz`]),
+            ['foo.bar', 'foo.baz'],
+            'removes response key prefix and transforms pipes to dots for all members of array',
+        );
+
+        assert.deepEqual(
+            transform.serialize(null),
+            [],
+            'transforms null to empty array',
+        );
+    });
+});
diff --git a/translations/en-us.yml b/translations/en-us.yml
index f1dd37ef598..6ba6a9a5411 100644
--- a/translations/en-us.yml
+++ b/translations/en-us.yml
@@ -525,6 +525,7 @@ validationErrors:
     onlyProjectOrComponentFiles: 'The {numOfFiles, plural, =1 {file} other {files}} "{missingFilesList}" cannot be found on this {projectOrComponent}.'
     new_folder_name: 'Folder name must not be blank.'
     year_format: 'Please specify a valid year.'
+    no_updated_responses: 'No changes have been made in this update.'
 validated_input_form:
     discard_changes: 'Discard changes'
 node_navbar:
@@ -1112,8 +1113,17 @@ registries:
             unable_to_fetch_children_count: 'Unable to fetch project''s components'
             submit_error: 'Unable to create a registration.'
     edit_revision:
+        revisionJustification: 'Justification for update'
+        revisedResponses: 'List of updated registration questions'
+        justification:
+            page_label: Justification
+            title: 'Justification for Update'
+            justification_label: 'Explain the updates made to this registration and why the changes were necessary. Be thorough in your response.'
+            justification_description: 'Justification will be provided to admins and moderators upon review. Once approved, it will be displayed at the top of the registration.'
         page_title: 'Update registration'
         review:
+            justification_page_label: 'Justification'
+            no_justification: 'No justification provided.'
             submit_changes: 'Submit changes'
             accept_changes: 'Accept changes'
             continue_editing: 'Continue editing'
@@ -1438,6 +1448,8 @@ registries:
         submit: Submit
         back: Back
         datePlaceholder: 'Choose embargo end date'
+    revisedResponsesList:
+        noResponses: 'No responses updated'
     sharingIcons:
         label: 'Share this registration via {mediaType}'
     makeDecisionDropdown:
@@ -1726,6 +1738,7 @@ osf-components:
         collapseSideNav: 'Collapse registration form navigation'
     registries-top-nav:
         showRegistrationNavigation: 'Show registration form navigation'
+        justification: 'Return to justification'
         metadata: 'Return to metadata'
         previousPage: 'Previous page'
         nextPage: 'Next page'