diff --git a/src/lib/state/selectors/query.js b/src/lib/state/selectors/query.js
index fcf8ac61..cd7b42da 100644
--- a/src/lib/state/selectors/query.js
+++ b/src/lib/state/selectors/query.js
@@ -7,8 +7,12 @@
  */
 
 import Qs from 'qs';
+import _forEach from 'lodash/forEach';
+import _head from 'lodash/head';
+import _isArray from 'lodash/isArray';
 import _isEmpty from 'lodash/isEmpty';
 import _pick from 'lodash/pick';
+
 /**
  * Return true if the first string starts and contains the second.
  * @param {string} first a string
@@ -39,8 +43,7 @@ function removeLastChild(arr) {
   return [];
 }
 
-export const updateQueryFilters = (queryFilter, stateFilters) => {
-  if (_isEmpty(queryFilter)) return;
+function updateFilter(queryFilter, stateFilters) {
   /**
    * convert query and state to strings so they can be compared
    */
@@ -101,6 +104,25 @@ export const updateQueryFilters = (queryFilter, stateFilters) => {
    * convert back to lists
    */
   return filteredStrStates.map(strState => parse(strState));
+}
+
+export const updateQueryFilters = (queryFilter, stateFilters) => {
+  if (_isEmpty(queryFilter)) return;
+
+  /** If we have one filter as query = ['file_type', 'pdf'] */
+  if (!_isArray(_head(queryFilter))) {
+    return updateFilter(queryFilter, stateFilters);
+  }
+
+  /** If we have an array of filters as query we apply the filters one by one.
+   * e.g. query = [['file_type', 'pdf'], ['file_type', 'txt']]
+   */
+  let tempStateFilters = stateFilters;
+  _forEach(
+    queryFilter,
+    filter => (tempStateFilters = updateFilter(filter, tempStateFilters))
+  );
+  return tempStateFilters;
 };
 
 export const updateQueryState = (oldState, newState, storeKeys) => {
diff --git a/src/lib/state/selectors/query.test.js b/src/lib/state/selectors/query.test.js
index 7492bde1..a50bf914 100644
--- a/src/lib/state/selectors/query.test.js
+++ b/src/lib/state/selectors/query.test.js
@@ -35,11 +35,17 @@ describe('queries with first level filters.', () => {
 
     const newState = updateQueryFilters(query, state);
 
-    expect(newState).toEqual([['file_type', 'pdf'], ['type', 'Publication']]);
+    expect(newState).toEqual([
+      ['file_type', 'pdf'],
+      ['type', 'Publication'],
+    ]);
   });
 
   test('query with `type: Publication` should be added when another `type` is already in the state.', () => {
-    const state = [['file_type', 'pdf'], ['type', 'Image']];
+    const state = [
+      ['file_type', 'pdf'],
+      ['type', 'Image'],
+    ];
     const query = ['type', 'Publication'];
 
     const newState = updateQueryFilters(query, state);
@@ -61,13 +67,19 @@ describe('queries with first level filters.', () => {
 
     const newState = updateQueryFilters(query, state);
 
-    expect(newState).toEqual([['file_type', 'pdf'], ['type', 'Publication']]);
+    expect(newState).toEqual([
+      ['file_type', 'pdf'],
+      ['type', 'Publication'],
+    ]);
   });
 });
 
 describe('queries with second level filters.', () => {
   test('query with `subtype: Other` should be added when not in the state.', () => {
-    const state = [['file_type', 'pdf'], ['type', 'Image']];
+    const state = [
+      ['file_type', 'pdf'],
+      ['type', 'Image'],
+    ];
     const query = ['type', 'Publication', ['subtype', 'Other']];
 
     const newState = updateQueryFilters(query, state);
@@ -91,7 +103,10 @@ describe('queries with second level filters.', () => {
 
     const newState = updateQueryFilters(query, state);
 
-    expect(newState).toEqual([['file_type', 'pdf'], ['type', 'Image']]);
+    expect(newState).toEqual([
+      ['file_type', 'pdf'],
+      ['type', 'Image'],
+    ]);
   });
 
   test('query with `subtype: Other` should remove any query with the parent `type: Publication`.', () => {
@@ -233,3 +248,53 @@ describe('user clears previous selections', () => {
     expect(newState).toEqual([['file_type', 'pdf']]);
   });
 });
+
+describe('user submits multiple filters as input', () => {
+  test('query with `file_type: txt` should be added when not in the state.', () => {
+    const state = [];
+    const query = [['file_type', 'txt']];
+    const newState = updateQueryFilters(query, state);
+    expect(newState).toEqual([['file_type', 'txt']]);
+  });
+
+  test('query removes existing `file_type: pdf` and adds `file_type: txt`.', () => {
+    const state = [['file_type', 'pdf']];
+    const query = [
+      ['file_type', 'pdf'],
+      ['file_type', 'txt'],
+    ];
+    const newState = updateQueryFilters(query, state);
+    expect(newState).toEqual([['file_type', 'txt']]);
+  });
+
+  test('query removes existing `file_type: pdf` from state.', () => {
+    const state = [['file_type', 'pdf']];
+    const query = [['file_type', 'pdf']];
+    const newState = updateQueryFilters(query, state);
+    expect(newState).toEqual([]);
+  });
+
+  test('query with `subtype: Report` should remove from the state any child query with `subsubtype`', () => {
+    const state = [
+      ['file_type', 'png'],
+      ['file_type', 'pdf'],
+      ['type', 'Image'],
+      [
+        'type',
+        'Publication',
+        ['subtype', 'Report', ['subsubtype', 'Restricted']],
+      ],
+      ['type', 'Publication', ['subtype', 'Report', ['subsubtype', 'Public']]],
+    ];
+    const query = [['type', 'Publication', ['subtype', 'Report']]];
+
+    const newState = updateQueryFilters(query, state);
+
+    expect(newState).toEqual([
+      ['file_type', 'png'],
+      ['file_type', 'pdf'],
+      ['type', 'Image'],
+      ['type', 'Publication'],
+    ]);
+  });
+});