diff --git a/src/components/MoneyRequestConfirmationList/sections/DescriptionField.tsx b/src/components/MoneyRequestConfirmationList/sections/DescriptionField.tsx
index 6c38d0d39377..2c23c4f2299d 100644
--- a/src/components/MoneyRequestConfirmationList/sections/DescriptionField.tsx
+++ b/src/components/MoneyRequestConfirmationList/sections/DescriptionField.tsx
@@ -1,6 +1,7 @@
 import MentionReportContext from '@components/HTMLEngineProvider/HTMLRenderers/MentionReportRenderer/MentionReportContext';
 import MenuItemWithTopDescription from '@components/MenuItemWithTopDescription';
 import {useConfirmationFields} from '@components/MoneyRequestConfirmationFields/context';
+import usePolicyCategoriesForConfirmation from '@components/MoneyRequestConfirmationList/hooks/usePolicyCategoriesForConfirmation';
 import {ShowContextMenuActionsContext, ShowContextMenuStateContext} from '@components/ShowContextMenuContext';
 import TextInput from '@components/TextInput';
 
@@ -29,7 +30,7 @@ import type {OnyxEntry} from 'react-native-onyx';
 import React, {useRef} from 'react';
 import {View} from 'react-native';
 
-import {descriptionStateSelector} from './selectors';
+import {categoryStateSelector, descriptionStateSelector} from './selectors';
 import useTransactionSelector from './useTransactionSelector';
 
 type DescriptionFieldProps = {
@@ -49,6 +50,12 @@ function DescriptionField({isDescriptionRequired, policy}: DescriptionFieldProps
     const [splitDraftTransaction] = useOnyx(`${ONYXKEYS.COLLECTION.SPLIT_TRANSACTION_DRAFT}${transactionID}`);
 
     const descriptionState = useTransactionSelector(transactionID, descriptionStateSelector);
+    const categoryState = useTransactionSelector(transactionID, categoryStateSelector);
+    const policyCategories = usePolicyCategoriesForConfirmation(policy?.id);
+
+    // A category can carry a hint telling the user what to write in the description, so show it under the input once
+    // that category is selected, the same way the dedicated description step does.
+    const descriptionHint = categoryState?.category ? (policyCategories?.[categoryState.category]?.commentHint ?? '') : '';
 
     // `getDescription` returns raw `transaction.comment.comment`, which can be HTML for saved transactions.
     // We normalize to markdown so both the read-only and editable inputs receive a consistent format.
@@ -116,6 +123,8 @@ function DescriptionField({isDescriptionRequired, policy}: DescriptionFieldProps
                                     maxAutoGrowHeight={variables.textInputAutoGrowMaxHeight}
                                     type="markdown"
                                     excludedMarkdownStyles={!policy ? ['mentionReport'] : []}
+                                    hint={descriptionHint}
+                                    shouldRenderHintAsHTML={!!descriptionHint}
                                 />
                             </View>
                         ) : (
diff --git a/tests/unit/components/MoneyRequestConfirmationList/DescriptionField.test.tsx b/tests/unit/components/MoneyRequestConfirmationList/DescriptionField.test.tsx
new file mode 100644
index 000000000000..58bceea0a5a7
--- /dev/null
+++ b/tests/unit/components/MoneyRequestConfirmationList/DescriptionField.test.tsx
@@ -0,0 +1,96 @@
+import {render, screen} from '@testing-library/react-native';
+
+import ConfirmationFieldsProvider from '@components/MoneyRequestConfirmationFields/Provider';
+import DescriptionField from '@components/MoneyRequestConfirmationList/sections/DescriptionField';
+
+import CONST from '@src/CONST';
+import ONYXKEYS from '@src/ONYXKEYS';
+import type {PolicyCategories} from '@src/types/onyx';
+
+import React from 'react';
+import Onyx from 'react-native-onyx';
+
+import createRandomPolicy from '../../../utils/collections/policies';
+import createRandomTransaction from '../../../utils/collections/transaction';
+import waitForBatchedUpdatesWithAct from '../../../utils/waitForBatchedUpdatesWithAct';
+
+jest.mock('@components/TextInput', () => {
+    const {Text} = jest.requireActual<Record<'Text', React.ComponentType<{children?: React.ReactNode}>>>('react-native');
+    return ({label, hint}: {label?: string; hint?: string}) => (
+        <>
+            <Text>{label}</Text>
+            {hint ? <Text>{hint}</Text> : null}
+        </>
+    );
+});
+
+jest.mock('@hooks/useLocalize', () => () => ({translate: (key: string) => key.replace('common.', '')}));
+jest.mock('@hooks/useThemeStyles', () => () => ({}));
+
+const transactionID = 'transactionID';
+const policyID = 'POLICY_WITH_CATEGORY_HINTS';
+const policy = {...createRandomPolicy(0), id: policyID};
+
+const policyCategories: PolicyCategories = {
+    Advertising: {name: 'Advertising', enabled: true, areCommentsRequired: true, commentHint: 'Client name', externalID: '', origin: ''},
+    Benefits: {name: 'Benefits', enabled: true, areCommentsRequired: true, externalID: '', origin: ''},
+};
+
+const renderDescriptionField = () =>
+    render(
+        <ConfirmationFieldsProvider
+            transactionID={transactionID}
+            reportID="reportID"
+            action={CONST.IOU.ACTION.CREATE}
+            iouType={CONST.IOU.TYPE.SUBMIT}
+        >
+            <DescriptionField
+                isDescriptionRequired
+                policy={policy}
+            />
+        </ConfirmationFieldsProvider>,
+    );
+
+const setUpDraftTransactionWithCategory = async (category: string) => {
+    await Onyx.merge(`${ONYXKEYS.COLLECTION.TRANSACTION_DRAFT}${transactionID}`, {...createRandomTransaction(0), transactionID, category});
+    await Onyx.merge(`${ONYXKEYS.COLLECTION.POLICY_CATEGORIES}${policyID}`, policyCategories);
+    await waitForBatchedUpdatesWithAct();
+};
+
+describe('DescriptionField', () => {
+    beforeAll(() => {
+        Onyx.init({keys: ONYXKEYS});
+    });
+
+    afterEach(async () => {
+        await Onyx.clear();
+        await waitForBatchedUpdatesWithAct();
+    });
+
+    it("displays the selected category's description hint while creating an expense", async () => {
+        await setUpDraftTransactionWithCategory('Advertising');
+
+        renderDescriptionField();
+
+        expect(await screen.findByText('Client name')).toBeOnTheScreen();
+    });
+
+    it('displays no hint when the selected category has no description hint', async () => {
+        await setUpDraftTransactionWithCategory('Benefits');
+
+        renderDescriptionField();
+
+        await waitForBatchedUpdatesWithAct();
+        expect(screen.queryByText('Client name')).not.toBeOnTheScreen();
+    });
+
+    it('displays no hint when no category is selected', async () => {
+        await Onyx.merge(`${ONYXKEYS.COLLECTION.POLICY_CATEGORIES}${policyID}`, policyCategories);
+        await waitForBatchedUpdatesWithAct();
+
+        renderDescriptionField();
+
+        await waitForBatchedUpdatesWithAct();
+        expect(screen.queryByText('Client name')).not.toBeOnTheScreen();
+    });
+});