diff --git a/cvat-ui/src/components/actions-menu/actions-menu.tsx b/cvat-ui/src/components/actions-menu/actions-menu.tsx
index ad7b6d55c88f..52e0f05bcb13 100644
--- a/cvat-ui/src/components/actions-menu/actions-menu.tsx
+++ b/cvat-ui/src/components/actions-menu/actions-menu.tsx
@@ -1,4 +1,4 @@
-// Copyright (C) 2020 Intel Corporation
+// Copyright (C) 2020-2021 Intel Corporation
 //
 // SPDX-License-Identifier: MIT
 
@@ -66,6 +66,7 @@ export default function ActionsMenuComponent(props: Props): JSX.Element {
                     Modal.confirm({
                         title: 'Current annotation will be lost',
                         content: 'You are going to upload new annotations to this task. Continue?',
+                        className: 'cvat-modal-content-load-task-annotation',
                         onOk: () => {
                             onClickMenu(copyParams, file);
                         },
diff --git a/cvat-ui/src/reducers/notifications-reducer.ts b/cvat-ui/src/reducers/notifications-reducer.ts
index 3bac02373db9..5451eba90020 100644
--- a/cvat-ui/src/reducers/notifications-reducer.ts
+++ b/cvat-ui/src/reducers/notifications-reducer.ts
@@ -1,4 +1,4 @@
-// Copyright (C) 2020 Intel Corporation
+// Copyright (C) 2020-2021 Intel Corporation
 //
 // SPDX-License-Identifier: MIT
 
@@ -345,6 +345,7 @@ export default function (state = defaultState, action: AnyAction): Notifications
                                 'Could not upload annotation for the ' +
                                 `<a href="/tasks/${taskID}" target="_blank">task ${taskID}</a>`,
                             reason: action.payload.error.toString(),
+                            className: 'cvat-notification-notice-load-annotation-failed',
                         },
                     },
                 },
diff --git a/tests/cypress/integration/actions_tasks_objects/case_52_dump_upload_annotation.js b/tests/cypress/integration/actions_tasks_objects/case_52_dump_upload_annotation.js
index e5d34b89f3b6..ae1d9e01ba30 100644
--- a/tests/cypress/integration/actions_tasks_objects/case_52_dump_upload_annotation.js
+++ b/tests/cypress/integration/actions_tasks_objects/case_52_dump_upload_annotation.js
@@ -18,9 +18,47 @@ context('Dump/Upload annotation.', { browser: '!firefox' }, () => {
         secondY: 450,
     };
 
+    const labelNameSecond = `Case ${caseId}`;
+    const taskNameSecond = `New annotation task for ${labelNameSecond}`;
+    const attrName = `Attr for ${labelNameSecond}`;
+    const textDefaultValue = 'Some default value for type Text';
+    const imagesCount = 1;
+    const imageFileName = `image_${labelNameSecond.replace(' ', '_').toLowerCase()}`;
+    const width = 800;
+    const height = 800;
+    const posX = 10;
+    const posY = 10;
+    const color = 'gray';
+    const archiveName = `${imageFileName}.zip`;
+    const archivePath = `cypress/fixtures/${archiveName}`;
+    const imagesFolder = `cypress/fixtures/${imageFileName}`;
+    const directoryToArchive = imagesFolder;
+
     const dumpType = 'CVAT for images';
     let annotationArchiveName = '';
 
+    function uploadToTask(toTaskName) {
+        cy.contains('.cvat-item-task-name', toTaskName)
+            .parents('.cvat-tasks-list-item')
+            .find('.cvat-menu-icon')
+            .trigger('mouseover');
+        cy.contains('Upload annotations').trigger('mouseover');
+        cy.contains('.cvat-menu-load-submenu-item', dumpType.split(' ')[0])
+            .should('be.visible')
+            .within(() => {
+                cy.get('.cvat-menu-load-submenu-item-button')
+                    .click()
+                    .get('input[type=file]')
+                    .attachFile(annotationArchiveName);
+            });
+    }
+
+    function confirmUpdate(modalWindowClassName) {
+        cy.get(modalWindowClassName).within(() => {
+            cy.contains('button', 'Update').click();
+        });
+    }
+
     before(() => {
         cy.openTaskJob(taskName);
         cy.createRectangle(createRectangleTrack2Points);
@@ -49,7 +87,7 @@ context('Dump/Upload annotation.', { browser: '!firefox' }, () => {
             });
         });
 
-        it('Upload annotation.', () => {
+        it('Upload annotation to job.', () => {
             cy.interactMenu('Upload annotations');
             cy.contains('.cvat-menu-load-submenu-item', dumpType.split(' ')[0])
                 .should('be.visible')
@@ -61,14 +99,48 @@ context('Dump/Upload annotation.', { browser: '!firefox' }, () => {
                 });
             cy.intercept('PUT', '/api/v1/jobs/**/annotations**').as('uploadAnnotationsPut');
             cy.intercept('GET', '/api/v1/jobs/**/annotations**').as('uploadAnnotationsGet');
-            cy.get('.cvat-modal-content-load-job-annotation').within(() => {
-                cy.contains('button', 'Update').click();
-            });
+            confirmUpdate('.cvat-modal-content-load-job-annotation');
             cy.wait('@uploadAnnotationsPut', { timeout: 5000 }).its('response.statusCode').should('equal', 202);
             cy.wait('@uploadAnnotationsPut').its('response.statusCode').should('equal', 201);
             cy.wait('@uploadAnnotationsGet').its('response.statusCode').should('equal', 200);
             cy.get('#cvat_canvas_shape_1').should('exist');
             cy.get('#cvat-objects-sidebar-state-item-1').should('exist');
+            cy.removeAnnotations();
+        });
+
+        it('Upload annotation to task.', () => {
+            cy.goToTaskList();
+            uploadToTask(taskName);
+            confirmUpdate('.cvat-modal-content-load-task-annotation');
+            cy.contains('Annotations have been loaded').should('be.visible');
+            cy.get('[data-icon="close"]').click();
+            cy.openTaskJob(taskName, 0, false);
+            cy.get('#cvat_canvas_shape_1').should('exist');
+            cy.get('#cvat-objects-sidebar-state-item-1').should('exist');
+        });
+
+        it('Upload annotation to task which does not match the parameters. The error should be exist.', () => {
+            cy.goToTaskList();
+            cy.imageGenerator(
+                imagesFolder,
+                imageFileName,
+                width,
+                height,
+                color,
+                posX,
+                posY,
+                labelNameSecond,
+                imagesCount,
+            );
+            cy.createZipArchive(directoryToArchive, archivePath);
+            cy.createAnnotationTask(taskNameSecond, labelNameSecond, attrName, textDefaultValue, archiveName);
+            uploadToTask(taskNameSecond);
+            confirmUpdate('.cvat-modal-content-load-task-annotation');
+            cy.get('.cvat-notification-notice-load-annotation-failed')
+                .should('exist')
+                .find('[aria-label="close"]')
+                .click();
+            cy.deleteTask(taskNameSecond);
         });
     });
 });