diff --git a/ingestion-lambda/src/categoryCodes.test.ts b/ingestion-lambda/src/categoryCodes.test.ts
index 8a2e27901..07afacdfa 100644
--- a/ingestion-lambda/src/categoryCodes.test.ts
+++ b/ingestion-lambda/src/categoryCodes.test.ts
@@ -352,9 +352,14 @@ describe('processCategoryCodes', () => {
 	it('should filter out empty category codes', () => {
 		const content =
 			'US and EU leaders meet in Paris to discuss international trade agreements.';
-		expect(processCategoryCodes('MINOR_AGENCIES', [''], [], content)).toEqual(
-			[],
-		);
+		expect(
+			processCategoryCodes({
+				supplier: 'MINOR_AGENCIES',
+				subjectCodes: [''],
+				destinationCodes: [],
+				bodyText: content,
+			}),
+		).toEqual([]);
 	});
 });
 
diff --git a/ingestion-lambda/src/categoryCodes.ts b/ingestion-lambda/src/categoryCodes.ts
index fc4340d24..21d9aca21 100644
--- a/ingestion-lambda/src/categoryCodes.ts
+++ b/ingestion-lambda/src/categoryCodes.ts
@@ -1,4 +1,5 @@
 import nlp from 'compromise';
+import type { AgencyMetadata } from 'newswires-shared/types';
 import { worldTopicCodes } from '../topicCodes';
 import {
 	alpha2CountriesMap,
@@ -156,12 +157,19 @@ export function processFingerpostPACategoryCodes(original: string[]) {
 export function processFingerpostPAAPICategoryCodes(
 	original: string[],
 	mediaCatCodes?: string,
+	agencyMetadata?: AgencyMetadata,
 ) {
+	const mediaTopicCodes = (agencyMetadata?.subject ?? [])
+		.filter((_) => _.code.startsWith('medtop:'))
+		.map((_) => _.code);
+	const originalWithMediaTopics = [...original, ...mediaTopicCodes];
+
 	if (mediaCatCodes) {
-		return [...original, `paCat:${mediaCatCodes}`];
+		return [...originalWithMediaTopics, `paCat:${mediaCatCodes}`];
 	}
-	return [...original];
+	return [...originalWithMediaTopics];
 }
+
 export function processUnknownFingerpostCategoryCodes(
 	original: string[],
 	supplier: string,
diff --git a/ingestion-lambda/src/processContentObject.test.ts b/ingestion-lambda/src/processContentObject.test.ts
index 7056f40a1..cbcc01a77 100644
--- a/ingestion-lambda/src/processContentObject.test.ts
+++ b/ingestion-lambda/src/processContentObject.test.ts
@@ -180,6 +180,8 @@ describe('processFingerpostJsonContent', () => {
 				'news:uk',
 				'politics',
 				'news:scotland',
+				'medtop:11000000',
+				'medtop:04000000',
 				'paCat:SCN',
 			],
 		});
diff --git a/ingestion-lambda/src/processContentObject.ts b/ingestion-lambda/src/processContentObject.ts
index 42a4a4751..b06a3e466 100644
--- a/ingestion-lambda/src/processContentObject.ts
+++ b/ingestion-lambda/src/processContentObject.ts
@@ -1,5 +1,6 @@
 import { getErrorMessage } from '@guardian/libs';
 import type {
+	AgencyMetadata,
 	IngestorInputBody,
 	OperationResult,
 	ProcessedObject,
@@ -62,14 +63,23 @@ export const processKeywords = (
 	return cleanAndDedupeKeywords(keywords.split('+'));
 };
 
-export const processCategoryCodes = (
-	supplier: string,
-	subjectCodes: string[],
-	destinationCodes: string[],
-	bodyText?: string,
-	priority?: string,
-	mediaCatCodes?: string,
-) => {
+export function processCategoryCodes({
+	supplier,
+	subjectCodes,
+	destinationCodes,
+	bodyText,
+	priority,
+	mediaCatCodes,
+	agencyMetadata,
+}: {
+	supplier: string;
+	subjectCodes: string[];
+	destinationCodes: string[];
+	bodyText?: string;
+	priority?: string;
+	mediaCatCodes?: string;
+	agencyMetadata?: AgencyMetadata;
+}) {
 	const catCodes: string[] = priority === '1' ? ['HIGH_PRIORITY'] : [];
 	const regionCodes = inferGeographicalCategoriesFromText(bodyText);
 
@@ -109,7 +119,11 @@ export const processCategoryCodes = (
 		case 'PAAPI':
 			return [
 				...catCodes,
-				...processFingerpostPAAPICategoryCodes(subjectCodes, mediaCatCodes),
+				...processFingerpostPAAPICategoryCodes(
+					subjectCodes,
+					mediaCatCodes,
+					agencyMetadata,
+				),
 			];
 		case 'MINOR_AGENCIES': {
 			const updatedSubjectCodes = [
@@ -127,7 +141,7 @@ export const processCategoryCodes = (
 				...regionCodes,
 			];
 	}
-};
+}
 
 export const decodeBodyTextContent = (
 	text: string | undefined,
@@ -221,14 +235,15 @@ export function processFingerpostJsonContent(
 		const supplier = lookupSupplier(content['source-feed']) ?? 'Unknown';
 
 		const categoryCodes = dedupeStrings(
-			processCategoryCodes(
+			processCategoryCodes({
 				supplier,
-				content.subjects?.code ?? [],
-				content.destinations?.code ?? [],
-				`${content.headline ?? ''} ${content.abstract ?? ''} ${content.body_text}`,
-				content.priority,
-				content.mediaCatCodes,
-			),
+				subjectCodes: content.subjects?.code ?? [],
+				destinationCodes: content.destinations?.code ?? [],
+				bodyText: `${content.headline ?? ''} ${content.abstract ?? ''} ${content.body_text}`,
+				priority: content.priority,
+				mediaCatCodes: content.mediaCatCodes,
+				agencyMetadata: content.agencyMetadata,
+			}),
 		);
 		return {
 			status: 'success' as const,
diff --git a/ingestion-lambda/test/fixtures/PA_API.json b/ingestion-lambda/test/fixtures/PA_API.json
index 3198dcf24..ef8a5dd69 100644
--- a/ingestion-lambda/test/fixtures/PA_API.json
+++ b/ingestion-lambda/test/fixtures/PA_API.json
@@ -30,5 +30,118 @@
 	"usage": "",
 	"location": "",
 	"abstract": "POL",
-	"body_text": "Anas Sarwar has said..."
+	"body_text": "Anas Sarwar has said...",
+	"agencyMetadata": {
+		"subject": [
+			{
+				"code": "paservice:news",
+				"name": "News",
+				"profile": "paservice",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "partOf"
+			},
+			{
+				"code": "paservice:news:uk",
+				"name": "UK",
+				"profile": "paservice",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "partOf"
+			},
+			{
+				"code": "paservice:politics",
+				"name": "Politics",
+				"profile": "paservice",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "partOf"
+			},
+			{
+				"code": "paservice:esg",
+				"name": "ESG",
+				"profile": "paservice",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "partOf"
+			},
+			{
+				"code": "paservice:esg:social",
+				"name": "Social",
+				"profile": "paservice",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "partOf"
+			},
+			{
+				"code": "patopic:commons",
+				"name": "Commons",
+				"profile": "patopic",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "about"
+			},
+			{
+				"code": "pakeyword:lgbt",
+				"name": "LGBT",
+				"profile": "pakeyword",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "about"
+			},
+			{
+				"code": "paterritory:uk",
+				"name": "UK",
+				"profile": "paterritory",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "intendedFor"
+			},
+			{
+				"code": "legislature:westminster",
+				"name": "Westminster",
+				"profile": "legislature",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "about"
+			},
+			{
+				"code": "legislature:westminster:commons",
+				"name": "Commons",
+				"profile": "legislature",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "about"
+			},
+			{
+				"code": "contributor:pa",
+				"name": "PA",
+				"profile": "contributor",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "contributedBy"
+			},
+			{
+				"code": "medtop:11000000",
+				"name": "politics",
+				"profile": "medtop",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "about"
+			},
+			{
+				"code": "medtop:04000000",
+				"name": "economy, business and finance",
+				"profile": "medtop",
+				"scheme": "https://content.api.pressassociation.io/v1/subject",
+				"rel": "about"
+			}
+		],
+		"event": [
+			{
+				"code": "paevent:3ff7f1381d0288aebb74f792ea1dfb145d4ca8fb9e5042513d60118a9c4a64d9",
+				"name": "Commons LGBT 12/02/2026",
+				"profile": "paevent",
+				"scheme": "https://content.api.pressassociation.io/v1/event",
+				"rel": "partOf"
+			}
+		],
+		"place": [
+			{
+				"code": "iso:code:3166:GB",
+				"name": "United Kingdom",
+				"profile": "isocountry",
+				"scheme": "https://www.iso.org",
+				"rel": "about"
+			}
+		]
+	}
 }
diff --git a/shared/src/types.ts b/shared/src/types.ts
index cf1ba7d2a..2244c5b3c 100644
--- a/shared/src/types.ts
+++ b/shared/src/types.ts
@@ -13,6 +13,22 @@ const OptionalStringOrArrayAsArrayOfStrings = z
 		return [val];
 	});
 
+const AgencyMetadataItemSchema = z.object({
+	code: z.string(),
+	profile: z.string(),
+	name: z.string(),
+	scheme: z.string(),
+	rel: z.string(),
+});
+
+const AgencyMetadataSchema = z.object({
+	subject: z.array(AgencyMetadataItemSchema).optional(),
+	event: z.array(AgencyMetadataItemSchema).optional(),
+	place: z.array(AgencyMetadataItemSchema).optional(),
+});
+
+export type AgencyMetadata = z.infer<typeof AgencyMetadataSchema>;
+
 /**
  * looseObject because we want to preserve additional properties that are not defined in the schema
  * Useful to be able to test new fields
@@ -61,6 +77,7 @@ const FingerpostFeedPayloadSchema = z.looseObject({
 	body_text: z.string().optional(),
 	copyrightHolder: z.string().optional(),
 	copyrightNotice: z.string().optional(),
+	agencyMetadata: AgencyMetadataSchema.optional(), // only expecting this for PA API via Fingerpost currently
 });
 
 export const IngestorInputBodySchema = FingerpostFeedPayloadSchema.extend({