diff --git a/lib/process-services/task-list/components/checklist.component.html b/lib/process-services/task-list/components/checklist.component.html
index 73f36f67bb..0da060beaf 100644
--- a/lib/process-services/task-list/components/checklist.component.html
+++ b/lib/process-services/task-list/components/checklist.component.html
@@ -14,7 +14,7 @@
     <mat-chip-list class="mat-chip-list-stacked">
         <mat-chip id="check-{{check.id}}" class="adf-checklist-chip" *ngFor="let check of checklist">
             <span>{{check.name}}</span>
-            <button  *ngIf="!readOnly" mat-icon-button type="button" class="adf-checklist-cancel-button" (click)="delete(check.id)">
+            <button  *ngIf="!readOnly && !check.endDate" mat-icon-button type="button" class="adf-checklist-cancel-button" (click)="delete(check.id)">
                 <mat-icon id="remove-{{check.id}}" matChipRemove>cancel</mat-icon>
             </button>
         </mat-chip>
diff --git a/lib/process-services/task-list/components/checklist.component.spec.ts b/lib/process-services/task-list/components/checklist.component.spec.ts
index c215067f13..f33a749bd1 100644
--- a/lib/process-services/task-list/components/checklist.component.spec.ts
+++ b/lib/process-services/task-list/components/checklist.component.spec.ts
@@ -29,6 +29,12 @@ const fakeTaskDetail = new TaskDetailsModel({
     name: 'fake-check-name'
 });
 
+const fakeTaskDetailCompleted = new TaskDetailsModel({
+    id: 'fake-completed-id',
+    name: 'fake-completed-name',
+    endDate: '2018-05-23T11:25:14.552+0000'
+});
+
 describe('ChecklistComponent', () => {
 
     let checklistComponent: ChecklistComponent;
@@ -146,6 +152,16 @@ describe('ChecklistComponent', () => {
             expect(element.querySelector('#check-fake-check-id').textContent).toContain('fake-check-name');
         });
 
+        it('should not show delete icon when checklist task is completed', () => {
+            checklistComponent.checklist.push(fakeTaskDetail);
+            checklistComponent.checklist.push(fakeTaskDetailCompleted);
+            fixture.detectChanges();
+            expect(element.querySelector('#remove-fake-check-id')).not.toBeNull();
+            expect(element.querySelector('#check-fake-completed-id')).not.toBeNull();
+            expect(element.querySelector('#check-fake-completed-id')).toBeDefined();
+            expect(element.querySelector('#remove-fake-completed-id')).toBeNull();
+        });
+
         it('should add checklist', async(() => {
             showChecklistDialog.click();
             let addButtonDialog = <HTMLElement> window.document.querySelector('#add-check');