diff --git a/internal/acceptance/openstack/identity/v3/projects_test.go b/internal/acceptance/openstack/identity/v3/projects_test.go
index f19861aab5..528a30b2a7 100644
--- a/internal/acceptance/openstack/identity/v3/projects_test.go
+++ b/internal/acceptance/openstack/identity/v3/projects_test.go
@@ -364,3 +364,32 @@ func TestProjectsTags(t *testing.T) {
 	tools.PrintResource(t, updatedProject)
 	th.AssertEquals(t, len(updatedProject.Tags), 0)
 }
+
+func TestProjectsTagsCRUD(t *testing.T) {
+	clients.RequireAdmin(t)
+
+	client, err := clients.NewIdentityV3Client()
+	th.AssertNoErr(t, err)
+
+	createOpts := projects.CreateOpts{
+		Tags: []string{"Tag1", "Tag2"},
+	}
+
+	projectMain, err := CreateProject(t, client, &createOpts)
+	th.AssertNoErr(t, err)
+	defer DeleteProject(t, client, projectMain.ID)
+
+	projectTagsList, err := projects.ListTags(context.TODO(), client, projectMain.ID).Extract()
+	tools.PrintResource(t, projectTagsList)
+	th.AssertNoErr(t, err)
+
+	modifyOpts := projects.ModifyTagsOpts{
+		Tags: []string{"foo", "bar"},
+	}
+	projectTags, err := projects.ModifyTags(context.TODO(), client, projectMain.ID, modifyOpts).Extract()
+	tools.PrintResource(t, projectTags)
+	th.AssertNoErr(t, err)
+
+	err = projects.DeleteTags(context.TODO(), client, projectMain.ID).ExtractErr()
+	th.AssertNoErr(t, err)
+}
diff --git a/openstack/identity/v3/projects/doc.go b/openstack/identity/v3/projects/doc.go
index bee8760c34..6aea466a51 100644
--- a/openstack/identity/v3/projects/doc.go
+++ b/openstack/identity/v3/projects/doc.go
@@ -64,5 +64,30 @@ Example to Delete a Project
 	if err != nil {
 		panic(err)
 	}
+
+Example to List all tags of a Project
+
+	projectID := "966b3c7d36a24facaf20b7e458bf2192"
+	err := projects.ListTags(context.TODO(), identityClient, projectID).Extract()
+	if err != nil {
+		panic(err)
+	}
+
+Example to  modify all tags of a Project
+
+	projectID := "966b3c7d36a24facaf20b7e458bf2192"
+	tags := ["foo", "bar"]
+	projects, err := projects.ModifyTags(context.TODO(), identityClient, projectID, tags).Extract()
+	if err != nil {
+		panic(err)
+	}
+
+Example to Delete all tags of a Project
+
+	projectID := "966b3c7d36a24facaf20b7e458bf2192"
+	err := projects.DeleteTags(context.TODO(), identityClient, projectID).ExtractErr()
+	if err != nil {
+		panic(err)
+	}
 */
 package projects
diff --git a/openstack/identity/v3/projects/requests.go b/openstack/identity/v3/projects/requests.go
index 2d9d5eaa39..568d12a719 100644
--- a/openstack/identity/v3/projects/requests.go
+++ b/openstack/identity/v3/projects/requests.go
@@ -243,3 +243,58 @@ func Update(ctx context.Context, client *gophercloud.ServiceClient, id string, o
 	_, r.Header, r.Err = gophercloud.ParseResponse(resp, err)
 	return
 }
+
+// CheckTags lists tags for a project.
+func ListTags(ctx context.Context, client *gophercloud.ServiceClient, projectID string) (r ListTagsResult) {
+	resp, err := client.Get(ctx, listTagsURL(client, projectID), &r.Body, &gophercloud.RequestOpts{
+		OkCodes: []int{200},
+	})
+	_, r.Header, r.Err = gophercloud.ParseResponse(resp, err)
+	return
+}
+
+// Tags represents a list of Tags object.
+type ModifyTagsOpts struct {
+	// Tags is the list of tags associated with the project.
+	Tags []string `json:"tags,omitempty"`
+}
+
+// ModifyTagsOptsBuilder allows extensions to add additional parameters to
+// the Modify request.
+type ModifyTagsOptsBuilder interface {
+	ToModifyTagsCreateMap() (map[string]interface{}, error)
+}
+
+// ToModifyTagsCreateMap formats a ModifyTagsOpts into a Modify tags request.
+func (opts ModifyTagsOpts) ToModifyTagsCreateMap() (map[string]interface{}, error) {
+	b, err := gophercloud.BuildRequestBody(opts, "")
+
+	if err != nil {
+		return nil, err
+	}
+	return b, nil
+}
+
+// ModifyTags deletes all tags of a project and adds new ones.
+func ModifyTags(ctx context.Context, client *gophercloud.ServiceClient, projectID string, opts ModifyTagsOpts) (r ModifyTagsResult) {
+
+	b, err := opts.ToModifyTagsCreateMap()
+	if err != nil {
+		r.Err = err
+		return
+	}
+	resp, err := client.Put(ctx, modifyTagsURL(client, projectID), b, &r.Body, &gophercloud.RequestOpts{
+		OkCodes: []int{200},
+	})
+	_, r.Header, r.Err = gophercloud.ParseResponse(resp, err)
+	return
+}
+
+// DeleteTag deletes a tag from a project.
+func DeleteTags(ctx context.Context, client *gophercloud.ServiceClient, projectID string) (r DeleteTagsResult) {
+	resp, err := client.Delete(ctx, deleteTagsURL(client, projectID), &gophercloud.RequestOpts{
+		OkCodes: []int{204},
+	})
+	_, r.Header, r.Err = gophercloud.ParseResponse(resp, err)
+	return
+}
diff --git a/openstack/identity/v3/projects/results.go b/openstack/identity/v3/projects/results.go
index 23f482f14a..f571334313 100644
--- a/openstack/identity/v3/projects/results.go
+++ b/openstack/identity/v3/projects/results.go
@@ -154,3 +154,49 @@ func (r projectResult) Extract() (*Project, error) {
 	err := r.ExtractInto(&s)
 	return s.Project, err
 }
+
+// Tags represents a list of Tags object.
+type Tags struct {
+	// Tags is the list of tags associated with the project.
+	Tags []string `json:"tags,omitempty"`
+}
+
+// ListTagsResult is the result of a List Tags request. Call its Extract method to
+// interpret it as a list of tags.
+type ListTagsResult struct {
+	gophercloud.Result
+}
+
+// Extract interprets any ListTagsResult as a Tags Object.
+func (r ListTagsResult) Extract() (*Tags, error) {
+	var s = &Tags{}
+	err := r.ExtractInto(&s)
+	return s, err
+}
+
+// ProjectTags represents a list of Tags object.
+type ProjectTags struct {
+	// Tags is the list of tags associated with the project.
+	Projects []Project `json:"projects,omitempty"`
+	// Links contains referencing links to the implied_role.
+	Links map[string]interface{} `json:"links"`
+}
+
+// ModifyTagsResLinksult is the result of a  Tags request. Call its Extract method to
+// interpret it as a project of tags.
+type ModifyTagsResult struct {
+	gophercloud.Result
+}
+
+// Extract interprets any ModifyTags as a Tags Object.
+func (r ModifyTagsResult) Extract() (*ProjectTags, error) {
+	var s = &ProjectTags{}
+	err := r.ExtractInto(&s)
+	return s, err
+}
+
+// DeleteTagsResult is the result of a Delete Tags request. Call its ExtractErr method to
+// determine if the request succeeded or failed.
+type DeleteTagsResult struct {
+	gophercloud.ErrResult
+}
diff --git a/openstack/identity/v3/projects/testing/fixtures_test.go b/openstack/identity/v3/projects/testing/fixtures_test.go
index f78d2660ef..9d07b66f24 100644
--- a/openstack/identity/v3/projects/testing/fixtures_test.go
+++ b/openstack/identity/v3/projects/testing/fixtures_test.go
@@ -138,6 +138,44 @@ const UpdateOutput = `
 }
 `
 
+// ListTagsOutput provides the output to a ListTags request.
+const ListTagsOutput = `
+{
+    "tags": ["foo", "bar"]
+}
+`
+
+// ModifyProjectTagsRequest provides the input to a ModifyTags request.
+const ModifyProjectTagsRequest = `
+{
+    "tags": ["foo", "bar"]
+}
+`
+
+// ModifyProjectTagsOutput provides the output to a ModifyTags request.
+const ModifyProjectTagsOutput = `
+{
+    "links": {
+        "next": null,
+        "previous": null,
+        "self": "http://identity:5000/v3/projects"
+    },
+    "projects": [
+        {
+            "description": "Test Project",
+            "domain_id": "default",
+            "enabled": true,
+            "id": "3d4c2c82bd5948f0bcab0cf3a7c9b48c",
+            "links": {
+                "self": "http://identity:5000/v3/projects/3d4c2c82bd5948f0bcab0cf3a7c9b48c"
+            },
+            "name": "demo",
+            "tags": ["foo", "bar"]
+        }
+    ]
+}
+`
+
 // FirstProject is a Project fixture.
 var FirstProject = projects.Project{
 	Description: "my first project",
@@ -212,6 +250,31 @@ var ExpectedAvailableProjectsSlice = []projects.Project{FirstProject, SecondProj
 // ExpectedProjectSlice is the slice of projects expected to be returned from ListOutput.
 var ExpectedProjectSlice = []projects.Project{RedTeam, BlueTeam}
 
+var ExpectedTags = projects.Tags{
+	Tags: []string{"foo", "bar"},
+}
+
+var ExpectedProjects = projects.ProjectTags{
+	Projects: []projects.Project{
+		{
+			Description: "Test Project",
+			DomainID:    "default",
+			Enabled:     true,
+			ID:          "3d4c2c82bd5948f0bcab0cf3a7c9b48c",
+			Extra: map[string]interface{}{"links": map[string]interface{}{
+				"self": "http://identity:5000/v3/projects/3d4c2c82bd5948f0bcab0cf3a7c9b48c",
+			}},
+			Name: "demo",
+			Tags: []string{"foo", "bar"},
+		},
+	},
+	Links: map[string]interface{}{
+		"next":     nil,
+		"previous": nil,
+		"self":     "http://identity:5000/v3/projects",
+	},
+}
+
 // HandleListAvailableProjectsSuccessfully creates an HTTP handler at `/auth/projects`
 // on the test handler mux that responds with a list of two tenants.
 func HandleListAvailableProjectsSuccessfully(t *testing.T) {
@@ -290,3 +353,32 @@ func HandleUpdateProjectSuccessfully(t *testing.T) {
 		fmt.Fprintf(w, UpdateOutput)
 	})
 }
+
+func HandleListProjectTagsSuccessfully(t *testing.T) {
+	th.Mux.HandleFunc("/projects/966b3c7d36a24facaf20b7e458bf2192/tags", func(w http.ResponseWriter, r *http.Request) {
+		th.TestMethod(t, r, "GET")
+		th.TestHeader(t, r, "X-Auth-Token", client.TokenID)
+
+		w.WriteHeader(http.StatusOK)
+		fmt.Fprintf(w, ListTagsOutput)
+	})
+}
+
+func HandleModifyProjectTagsSuccessfully(t *testing.T) {
+	th.Mux.HandleFunc("/projects/966b3c7d36a24facaf20b7e458bf2192/tags", func(w http.ResponseWriter, r *http.Request) {
+		th.TestMethod(t, r, "PUT")
+		th.TestHeader(t, r, "X-Auth-Token", client.TokenID)
+		th.TestJSONRequest(t, r, ModifyProjectTagsRequest)
+
+		w.WriteHeader(http.StatusOK)
+		fmt.Fprintf(w, ModifyProjectTagsOutput)
+	})
+}
+func HandleDeleteProjectTagsSuccessfully(t *testing.T) {
+	th.Mux.HandleFunc("/projects/966b3c7d36a24facaf20b7e458bf2192/tags", func(w http.ResponseWriter, r *http.Request) {
+		th.TestMethod(t, r, "DELETE")
+		th.TestHeader(t, r, "X-Auth-Token", client.TokenID)
+
+		w.WriteHeader(http.StatusNoContent)
+	})
+}
diff --git a/openstack/identity/v3/projects/testing/requests_test.go b/openstack/identity/v3/projects/testing/requests_test.go
index 3ca4898123..6ff4efc7bc 100644
--- a/openstack/identity/v3/projects/testing/requests_test.go
+++ b/openstack/identity/v3/projects/testing/requests_test.go
@@ -134,4 +134,37 @@ func TestUpdateProject(t *testing.T) {
 	actual, err := projects.Update(context.TODO(), client.ServiceClient(), "1234", updateOpts).Extract()
 	th.AssertNoErr(t, err)
 	th.CheckDeepEquals(t, UpdatedRedTeam, *actual)
+	t.Log(projects.Update(context.TODO(), client.ServiceClient(), "1234", updateOpts))
+}
+
+func TestListProjectTags(t *testing.T) {
+	th.SetupHTTP()
+	defer th.TeardownHTTP()
+	HandleListProjectTagsSuccessfully(t)
+
+	actual, err := projects.ListTags(context.TODO(), client.ServiceClient(), "966b3c7d36a24facaf20b7e458bf2192").Extract()
+	th.AssertNoErr(t, err)
+	th.CheckDeepEquals(t, ExpectedTags, *actual)
+}
+
+func TestModifyProjectTags(t *testing.T) {
+	th.SetupHTTP()
+	defer th.TeardownHTTP()
+	HandleModifyProjectTagsSuccessfully(t)
+
+	modifyOpts := projects.ModifyTagsOpts{
+		Tags: []string{"foo", "bar"},
+	}
+	actual, err := projects.ModifyTags(context.TODO(), client.ServiceClient(), "966b3c7d36a24facaf20b7e458bf2192", modifyOpts).Extract()
+	th.AssertNoErr(t, err)
+	th.CheckDeepEquals(t, ExpectedProjects, *actual)
+}
+
+func TestDeleteTags(t *testing.T) {
+	th.SetupHTTP()
+	defer th.TeardownHTTP()
+	HandleDeleteProjectTagsSuccessfully(t)
+
+	err := projects.DeleteTags(context.TODO(), client.ServiceClient(), "966b3c7d36a24facaf20b7e458bf2192").ExtractErr()
+	th.AssertNoErr(t, err)
 }
diff --git a/openstack/identity/v3/projects/urls.go b/openstack/identity/v3/projects/urls.go
index fc22c02dc5..27cd6c2019 100644
--- a/openstack/identity/v3/projects/urls.go
+++ b/openstack/identity/v3/projects/urls.go
@@ -25,3 +25,15 @@ func deleteURL(client *gophercloud.ServiceClient, projectID string) string {
 func updateURL(client *gophercloud.ServiceClient, projectID string) string {
 	return client.ServiceURL("projects", projectID)
 }
+
+func listTagsURL(client *gophercloud.ServiceClient, projectID string) string {
+	return client.ServiceURL("projects", projectID, "tags")
+}
+
+func modifyTagsURL(client *gophercloud.ServiceClient, projectID string) string {
+	return client.ServiceURL("projects", projectID, "tags")
+}
+
+func deleteTagsURL(client *gophercloud.ServiceClient, projectID string) string {
+	return client.ServiceURL("projects", projectID, "tags")
+}