diff --git a/lib/content-services/src/lib/search/services/base-query-builder.service.ts b/lib/content-services/src/lib/search/services/base-query-builder.service.ts
index e127de44f6..94292325f6 100644
--- a/lib/content-services/src/lib/search/services/base-query-builder.service.ts
+++ b/lib/content-services/src/lib/search/services/base-query-builder.service.ts
@@ -185,7 +185,7 @@ export abstract class BaseQueryBuilderService {
         this.filterQueries = [];
         this.sorting = [];
         this.sortingOptions = [];
-        this.userFacetBuckets = {};
+        this.resetUserFacetBucket();
         this.scope = null;
         this.filterRawParams = {};
         this._userQuery = '';
@@ -269,6 +269,14 @@ export abstract class BaseQueryBuilderService {
         }
     }
 
+    /**
+     * Resets an existing bucket list.
+     */
+    resetUserFacetBucket() {
+        this.userFacetBuckets = {};
+        this.userFacetBucketsUpdate.next(this.userFacetBuckets);
+    }
+
     /**
      * Adds a filter query to the current query.
      *
diff --git a/lib/content-services/src/lib/search/services/search-facet-filters.service.spec.ts b/lib/content-services/src/lib/search/services/search-facet-filters.service.spec.ts
index b241299395..6f01420f1e 100644
--- a/lib/content-services/src/lib/search/services/search-facet-filters.service.spec.ts
+++ b/lib/content-services/src/lib/search/services/search-facet-filters.service.spec.ts
@@ -617,6 +617,32 @@ describe('SearchFacetFiltersService', () => {
         expect(searchFacetFiltersService.tabbedFacet.facets['modifier'].buckets.items[1].label).toEqual('c2');
     });
 
+    it('should reset filters and call resetToDefaults', () => {
+        const resetToDefaultsSpy = spyOn(queryBuilder, 'resetToDefaults');
+        const updateSpy = spyOn(queryBuilder, 'update');
+
+        const responseFacets = [{ field: 'field1', label: null }];
+        const selectedBuckets = [{ field: { field: 'field1', label: null }, bucket: { label: 'bucket1', count: 1, filterQuery: 'q1' } }];
+        const tabbedFacet = { fields: ['creator', 'modifier'], label: 'SEARCH.FILTER.PEOPLE', facets: {} };
+
+        searchFacetFiltersService.responseFacets = responseFacets;
+        searchFacetFiltersService.selectedBuckets = selectedBuckets;
+        searchFacetFiltersService.tabbedFacet = tabbedFacet;
+
+        expect(searchFacetFiltersService.responseFacets).toBe(responseFacets);
+        expect(searchFacetFiltersService.selectedBuckets).toBe(selectedBuckets);
+        expect(searchFacetFiltersService.tabbedFacet).toBe(tabbedFacet);
+
+        searchFacetFiltersService.reset();
+
+        expect(resetToDefaultsSpy).toHaveBeenCalled();
+        expect(updateSpy).toHaveBeenCalled();
+
+        expect(searchFacetFiltersService.responseFacets).toEqual([]);
+        expect(searchFacetFiltersService.selectedBuckets).toEqual([]);
+        expect(searchFacetFiltersService.tabbedFacet).toBeNull();
+    });
+
     describe('Bucket sorting', () => {
         let data;
 
diff --git a/lib/content-services/src/lib/search/services/search-query-builder.service.spec.ts b/lib/content-services/src/lib/search/services/search-query-builder.service.spec.ts
index 7bb937e708..be8f25d18f 100644
--- a/lib/content-services/src/lib/search/services/search-query-builder.service.spec.ts
+++ b/lib/content-services/src/lib/search/services/search-query-builder.service.spec.ts
@@ -74,6 +74,7 @@ describe('SearchQueryBuilder (runtime config)', () => {
 describe('SearchQueryBuilder', () => {
     let router: Router;
     let activatedRoute: ActivatedRoute;
+    let service: SearchQueryBuilderService;
 
     beforeEach(() => {
         TestBed.configureTestingModule({
@@ -81,6 +82,7 @@ describe('SearchQueryBuilder', () => {
         });
         router = TestBed.inject(Router);
         activatedRoute = TestBed.inject(ActivatedRoute);
+        service = TestBed.inject(SearchQueryBuilderService);
     });
 
     const createQueryBuilder = (config?: any) => {
@@ -805,7 +807,6 @@ describe('SearchQueryBuilder', () => {
         it('should use properly encoded query containing non-latin character when calls router.navigate', () => {
             spyOn(router, 'navigate');
             spyOn(console, 'error');
-            const service = TestBed.inject(SearchQueryBuilderService);
             service.filterRawParams = { userQuery: '((cm:name:"wąż*" OR cm:title:"wąż*" OR cm:description:"wąż*" OR TEXT:"wąż*" OR TAG:"wąż*"))' };
 
             service.updateSearchQueryParams();
@@ -825,7 +826,6 @@ describe('SearchQueryBuilder', () => {
             spyOn(router, 'navigate');
             spyOn(console, 'error');
             const searchUrl = 'search';
-            const service = TestBed.inject(SearchQueryBuilderService);
             service.filterRawParams = { userQuery: '((cm:name:"wąż*" OR cm:title:"wąż*" OR cm:description:"wąż*" OR TEXT:"wąż*" OR TAG:"wąż*"))' };
             service.encodeQuery();
 
@@ -842,8 +842,6 @@ describe('SearchQueryBuilder', () => {
 
     describe('userFacetBucketsUpdate', () => {
         it('should emit updated list of UserFacetBuckets on adding the bucket', (done) => {
-            const service = TestBed.inject(SearchQueryBuilderService);
-
             service.userFacetBucketsUpdate.pipe(skip(1)).subscribe((buckets) => {
                 expect(buckets).toEqual({ test: [{ checked: true, filterQuery: 'f1-q1', label: 'f1-q1', count: 1 }] });
                 done();
@@ -855,7 +853,6 @@ describe('SearchQueryBuilder', () => {
         });
 
         it('should emit updated list of UserFacetBuckets on removing the bucket', (done) => {
-            const service = TestBed.inject(SearchQueryBuilderService);
             service.addUserFacetBucket('test', { checked: true, filterQuery: 'f1-q1', label: 'toStay', count: 1 });
             service.addUserFacetBucket('test', { checked: true, filterQuery: 'f1-q1', label: 'toLeave', count: 1 });
 
@@ -871,12 +868,19 @@ describe('SearchQueryBuilder', () => {
             ]);
             service.removeUserFacetBucket('test', { checked: true, filterQuery: 'f1-q1', label: 'toLeave', count: 1 });
         });
+
+        it('should emit updated list of UserFacetBuckets on resetting the bucket', (done) => {
+            service.userFacetBucketsUpdate.pipe(skip(1)).subscribe((buckets) => {
+                expect(buckets).toEqual({});
+                done();
+            });
+
+            service.resetUserFacetBucket();
+        });
     });
 
     describe('queryFragments proxy set up', () => {
         it('should emit queryFragmentsUpdate when proxy property is set', (done) => {
-            const service = TestBed.inject(SearchQueryBuilderService);
-
             service.queryFragmentsUpdate.pipe(skip(1)).subscribe((fragments) => {
                 expect(fragments).toEqual({ test: 'test_fragment' });
                 done();
@@ -888,8 +892,6 @@ describe('SearchQueryBuilder', () => {
         });
 
         it('should emit queryFragmentsUpdate when setter replaces the proxy', (done) => {
-            const service = TestBed.inject(SearchQueryBuilderService);
-
             service.queryFragments['test'] = 'test_fragment';
             const currentFragments = service.queryFragments;