diff --git a/src/id-verification/CameraHelpWithUpload.jsx b/src/id-verification/CameraHelpWithUpload.jsx
index ec46a36..3926ec3 100644
--- a/src/id-verification/CameraHelpWithUpload.jsx
+++ b/src/id-verification/CameraHelpWithUpload.jsx
@@ -35,7 +35,7 @@ function CameraHelpWithUpload(props) {
         <p>
           {props.intl.formatMessage(messages['id.verification.id.photo.instructions.upload'])}
         </p>
-        <ImageFileUpload onFileChange={setAndTrackIdPhotoFile} />
+        <ImageFileUpload onFileChange={setAndTrackIdPhotoFile} intl={props.intl} />
       </Collapsible>
     </div>
   );
diff --git a/src/id-verification/IdVerification.messages.js b/src/id-verification/IdVerification.messages.js
index 33119fa..de765a0 100644
--- a/src/id-verification/IdVerification.messages.js
+++ b/src/id-verification/IdVerification.messages.js
@@ -403,9 +403,14 @@ const messages = defineMessages({
   },
   'id.verification.id.photo.instructions.upload': {
     id: 'id.verification.id.photo.instructions.upload',
-    defaultMessage: 'Please upload an ID photo. Ensure the entire ID fits inside the frame and is well-lit. (Supported formats: .jpg, .jpeg, .png)',
+    defaultMessage: 'Please upload an ID photo. Ensure the entire ID fits inside the frame and is well-lit. The file size must be under 10 MB. (Supported formats: .jpg, .jpeg, .png)',
     description: 'Instructions for ID photo upload.',
   },
+  'id.verification.id.photo.instructions.upload.error': {
+    id: 'id.verification.id.photo.instructions.upload.error',
+    defaultMessage: 'The file you have selected is too large. Please try again with a file less than 10MB.',
+    description: 'Error message for file upload that is larger than 10MB.',
+  },
   'id.verification.account.name.title': {
     id: 'id.verification.account.name.title',
     defaultMessage: 'Account Name Check',
@@ -506,6 +511,11 @@ const messages = defineMessages({
     defaultMessage: 'Submit',
     description: 'Button to confirm all information is correct and submit.',
   },
+  'id.verification.review.error': {
+    id: 'id.verification.review.error',
+    defaultMessage: 'edX Support Page',
+    description: 'Text linking to the support page.',
+  },
   'id.verification.submitted.title': {
     id: 'id.verification.submitted.title',
     defaultMessage: 'Identity Verification in Progress',
diff --git a/src/id-verification/ImageFileUpload.jsx b/src/id-verification/ImageFileUpload.jsx
index 9d52ea1..ff607c6 100644
--- a/src/id-verification/ImageFileUpload.jsx
+++ b/src/id-verification/ImageFileUpload.jsx
@@ -1,28 +1,52 @@
-import React, { useCallback } from 'react';
+import React, { useCallback, useState } from 'react';
+import { intlShape } from '@edx/frontend-platform/i18n';
 import PropTypes from 'prop-types';
+import { Alert } from '@edx/paragon';
+import messages from './IdVerification.messages';
+
+
+export default function ImageFileUpload({ onFileChange, intl }) {
+  const [fileTooLargeError, setFileTooLargeError] = useState(false);
+  const maxFileSize = 10000000;
 
-export default function ImageFileUpload({ onFileChange }) {
   const handleChange = useCallback((e) => {
     if (e.target.files.length === 0) {
       return;
     }
 
     const fileObject = e.target.files[0];
-    const fileReader = new FileReader();
-    fileReader.addEventListener('load', () => onFileChange(fileReader.result));
-    fileReader.readAsDataURL(fileObject);
+    if (fileObject.size < maxFileSize) {
+      const fileReader = new FileReader();
+      fileReader.addEventListener('load', () => onFileChange(fileReader.result));
+      fileReader.readAsDataURL(fileObject);
+    } else {
+      setFileTooLargeError(true);
+    }
   }, []);
 
   return (
-    <input
-      type="file"
-      accept="image/*"
-      data-testid="fileUpload"
-      onChange={handleChange}
-    />
+    <>
+      <input
+        type="file"
+        accept="image/*"
+        data-testid="fileUpload"
+        onChange={handleChange}
+      />
+      {fileTooLargeError && (
+      <Alert
+        id="fileTooLargeError"
+        variant="danger"
+        tabIndex="-1"
+        style={{ marginTop: '1rem' }}
+      >
+        {intl.formatMessage(messages['id.verification.id.photo.instructions.upload.error'])}
+      </Alert>
+      )}
+    </>
   );
 }
 
 ImageFileUpload.propTypes = {
   onFileChange: PropTypes.func.isRequired,
+  intl: intlShape.isRequired,
 };
diff --git a/src/id-verification/panels/SummaryPanel.jsx b/src/id-verification/panels/SummaryPanel.jsx
index 141e5ef..e41f18c 100644
--- a/src/id-verification/panels/SummaryPanel.jsx
+++ b/src/id-verification/panels/SummaryPanel.jsx
@@ -1,6 +1,6 @@
 import React, { useState, useContext } from 'react';
 import { history } from '@edx/frontend-platform';
-import { Input, Button, Spinner } from '@edx/paragon';
+import { Input, Button, Spinner, Alert } from '@edx/paragon';
 import { Link } from 'react-router-dom';
 import { injectIntl, intlShape, FormattedMessage } from '@edx/frontend-platform/i18n';
 
@@ -25,6 +25,7 @@ function SummaryPanel(props) {
   } = useContext(IdVerificationContext);
   const nameToBeUsed = idPhotoName || nameOnAccount || '';
   const [isSubmitting, setIsSubmitting] = useState(false);
+  const [submissionError, setSubmissionError] = useState(false);
 
   function SubmitButton() {
     async function handleClick() {
@@ -39,6 +40,10 @@ function SummaryPanel(props) {
       if (result.success) {
         stopUserMedia();
         history.push(nextPanelSlug);
+      } else {
+        stopUserMedia();
+        setIsSubmitting(false);
+        setSubmissionError(true);
       }
     }
     return (
@@ -59,6 +64,24 @@ function SummaryPanel(props) {
       name={panelSlug}
       title={props.intl.formatMessage(messages['id.verification.review.title'])}
     >
+      {submissionError &&
+      <Alert
+        variant="danger"
+        data-testid="submission-error"
+        dismissible
+        onClose={() => setSubmissionError(false)}
+      >
+        <FormattedMessage
+          id="idv.submission.alert.error"
+          defaultMessage={`
+            We encountered a technical error while trying to submit ID verification.
+            This might be a temporary issue, so please try again in a few minutes.
+            If the problem persists,
+            please go to {support_link} for help.
+          `}
+          values={{ support_link: <Alert.Link href="https://support.edx.org/hc/en-us">{props.intl.formatMessage(messages['id.verification.review.error'])}</Alert.Link> }}
+        />
+      </Alert>}
       <p>
         {props.intl.formatMessage(messages['id.verification.review.description'])}
       </p>
diff --git a/src/id-verification/tests/panels/SummaryPanel.test.jsx b/src/id-verification/tests/panels/SummaryPanel.test.jsx
index 54aecdf..4f4c1bc 100644
--- a/src/id-verification/tests/panels/SummaryPanel.test.jsx
+++ b/src/id-verification/tests/panels/SummaryPanel.test.jsx
@@ -5,7 +5,7 @@ import { render, cleanup, act, screen, fireEvent, waitFor } from '@testing-libra
 import '@edx/frontend-platform/analytics';
 import '@testing-library/jest-dom/extend-expect';
 import { injectIntl, IntlProvider } from '@edx/frontend-platform/i18n';
-import { submitIdVerification } from '../../data/service';
+import * as dataService from '../../data/service';
 import { IdVerificationContext } from '../../IdVerificationContext';
 import SummaryPanel from '../../panels/SummaryPanel';
 
@@ -13,9 +13,8 @@ jest.mock('@edx/frontend-platform/analytics', () => ({
   sendTrackEvent: jest.fn(),
 }));
 
-jest.mock('../../data/service', () => ({
-  submitIdVerification: jest.fn(() => ({ success: true, message: null })),
-}));
+jest.mock('../../data/service');
+dataService.submitIdVerification = jest.fn().mockReturnValue({ success: true });
 
 const IntlSummaryPanel = injectIntl(SummaryPanel);
 
@@ -74,7 +73,26 @@ describe('SummaryPanel', () => {
   it('submits', async () => {
     const button = await screen.findByTestId('submit-button');
     fireEvent.click(button);
-    expect(submitIdVerification).toHaveBeenCalled();
-    await waitFor(() => expect(contextValue.stopUserMedia).toHaveBeenCalled())
+    expect(dataService.submitIdVerification).toHaveBeenCalled();
+    await waitFor(() => expect(contextValue.stopUserMedia).toHaveBeenCalled());
+  });
+
+  it('shows error when cannot submit', async () => {
+    await cleanup();
+    dataService.submitIdVerification = jest.fn().mockReturnValue({ success: false });
+    await act(async () => render((
+      <Router history={history}>
+        <IntlProvider locale="en">
+          <IdVerificationContext.Provider value={contextValue}>
+            <IntlSummaryPanel {...defaultProps} />
+          </IdVerificationContext.Provider>
+        </IntlProvider>
+      </Router>
+    )));
+    const button = await screen.findByTestId('submit-button');
+    await act(async () => fireEvent.click(button));
+    expect(dataService.submitIdVerification).toHaveBeenCalled();
+    const error = await screen.getByTestId('submission-error');
+    expect(error).toBeDefined();
   });
 });