diff --git a/src/app/core/submission/submission-duplicate-data.service.spec.ts b/src/app/core/submission/submission-duplicate-data.service.spec.ts
new file mode 100644
index 0000000000..fff4f3a0bc
--- /dev/null
+++ b/src/app/core/submission/submission-duplicate-data.service.spec.ts
@@ -0,0 +1,30 @@
+import { SubmissionDuplicateDataService } from './submission-duplicate-data.service';
+import { FindListOptions } from '../data/find-list-options.model';
+import { RequestParam } from '../cache/models/request-param.model';
+
+/**
+ * Basic tests for the submission-duplicate-data.service.ts service
+ */
+describe('SubmissionDuplicateDataService', () => {
+  const duplicateDataService = new SubmissionDuplicateDataService(null, null, null, null);
+
+  // Test the findDuplicates method to make sure that a call results in an expected
+  // call to searchBy, using the 'findByItem' search method
+  describe('findDuplicates', () => {
+    beforeEach(() => {
+      spyOn(duplicateDataService, 'searchBy');
+    });
+
+    it('should call searchBy with the correct arguments', () => {
+      // Set up expected search parameters and find options
+      const searchParams = [];
+      searchParams.push(new RequestParam('uuid', 'test'));
+      let findListOptions = new FindListOptions();
+      findListOptions.searchParams = searchParams;
+      // Perform test search using uuid 'test' using the findDuplicates method
+      const result = duplicateDataService.findDuplicates('test', new FindListOptions(), true, true);
+      // Expect searchBy('findByItem'...) to have been used as SearchData impl with the expected options (uuid=test)
+      expect(duplicateDataService.searchBy).toHaveBeenCalledWith('findByItem', findListOptions, true, true);
+    });
+  });
+});
diff --git a/src/app/shared/mocks/submission.mock.ts b/src/app/shared/mocks/submission.mock.ts
index bec08013c3..385df9dff6 100644
--- a/src/app/shared/mocks/submission.mock.ts
+++ b/src/app/shared/mocks/submission.mock.ts
@@ -1114,7 +1114,10 @@ export const mockSubmissionState: SubmissionObjectState = Object.assign({}, {
         isLoading: false,
         isValid: false,
         removePending: false
-      } as any
+      } as any,
+      'duplicates': {
+        potentialDuplicates: []
+      } as any,
     },
     isLoading: false,
     savePending: false,
diff --git a/src/app/submission/objects/submission-objects.actions.ts b/src/app/submission/objects/submission-objects.actions.ts
index 24d9378f35..91309180b9 100644
--- a/src/app/submission/objects/submission-objects.actions.ts
+++ b/src/app/submission/objects/submission-objects.actions.ts
@@ -867,6 +867,7 @@ export type SubmissionObjectAction = DisableSectionAction
   | InitSubmissionFormAction
   | ResetSubmissionFormAction
   | CancelSubmissionFormAction
+  | CleanDuplicateDetectionAction
   | CompleteInitSubmissionFormAction
   | ChangeSubmissionCollectionAction
   | SaveAndDepositSubmissionAction
diff --git a/src/app/submission/objects/submission-objects.reducer.spec.ts b/src/app/submission/objects/submission-objects.reducer.spec.ts
index 2a24afae19..35eb281d60 100644
--- a/src/app/submission/objects/submission-objects.reducer.spec.ts
+++ b/src/app/submission/objects/submission-objects.reducer.spec.ts
@@ -1,7 +1,7 @@
 import { submissionObjectReducer, SubmissionObjectState } from './submission-objects.reducer';
 import {
   CancelSubmissionFormAction,
-  ChangeSubmissionCollectionAction,
+  ChangeSubmissionCollectionAction, CleanDuplicateDetectionAction,
   CompleteInitSubmissionFormAction,
   DeleteSectionErrorsAction,
   DeleteUploadedFileAction,
@@ -273,7 +273,7 @@ describe('submissionReducer test suite', () => {
     expect(newState[826].sections.traditionalpagetwo.enabled).toBeTruthy();
   });
 
-  it('should enable submission section properly', () => {
+  it('should disable submission section properly', () => {
 
     let action: SubmissionObjectAction = new EnableSectionAction(submissionId, 'traditionalpagetwo');
     let newState = submissionObjectReducer(initState, action);
@@ -644,4 +644,20 @@ describe('submissionReducer test suite', () => {
     expect(newState[826].sections.upload.data).toEqual(expectedState);
   });
 
+  it('should enable duplicates section properly', () => {
+
+    let action: SubmissionObjectAction = new EnableSectionAction(submissionId, 'duplicates');
+    let newState = submissionObjectReducer(initState, action);
+
+    expect(newState[826].sections.duplicates.enabled).toBeTruthy();
+  });
+
+  it('should clean duplicates section properly', () => {
+
+    let action = new CleanDuplicateDetectionAction(submissionId);
+    let newState = submissionObjectReducer(initState, action);
+
+    expect(newState[826].sections.duplicates.enabled).toBeFalsy();
+  });
+
 });