diff --git a/common/app/conf/switches/ABTestSwitches.scala b/common/app/conf/switches/ABTestSwitches.scala
index 980e5b0eb490..9f81705961e8 100644
--- a/common/app/conf/switches/ABTestSwitches.scala
+++ b/common/app/conf/switches/ABTestSwitches.scala
@@ -64,4 +64,14 @@ trait ABTestSwitches {
     sellByDate = Some(LocalDate.of(2024, 4, 2)),
     exposeClientSide = true,
   )
+
+  Switch(
+    ABTests,
+    "ab-block-supporter-revenue-messaging-sport",
+    "Block supporter revenue messaging in the Sport section",
+    owners = Seq(Owner.withEmail("commercial.dev@theguardian.com")),
+    safeState = Off,
+    sellByDate = Some(LocalDate.of(2024, 5, 31)),
+    exposeClientSide = true,
+  )
 }
diff --git a/static/src/javascripts/projects/common/modules/experiments/ab-tests.ts b/static/src/javascripts/projects/common/modules/experiments/ab-tests.ts
index df0ecca8fa3e..381e66df4b4c 100644
--- a/static/src/javascripts/projects/common/modules/experiments/ab-tests.ts
+++ b/static/src/javascripts/projects/common/modules/experiments/ab-tests.ts
@@ -1,4 +1,5 @@
 import type { ABTest } from '@guardian/ab-core';
+import { blockSupporterRevenueMessagingSport } from './tests/block-supporter-revenue-messaging-sport';
 import { mpuWhenNoEpic } from './tests/mpu-when-no-epic';
 import { oscarsNewsletterEmbed } from './tests/oscars-newsletter-embed';
 import { remoteRRHeaderLinksTest } from './tests/remote-header-test';
@@ -17,4 +18,5 @@ export const concurrentTests: readonly ABTest[] = [
 	mpuWhenNoEpic,
 	sectionAdDensity,
 	oscarsNewsletterEmbed,
+	blockSupporterRevenueMessagingSport,
 ];
diff --git a/static/src/javascripts/projects/common/modules/experiments/tests/block-supporter-revenue-messaging-sport.ts b/static/src/javascripts/projects/common/modules/experiments/tests/block-supporter-revenue-messaging-sport.ts
new file mode 100644
index 000000000000..6550799e814f
--- /dev/null
+++ b/static/src/javascripts/projects/common/modules/experiments/tests/block-supporter-revenue-messaging-sport.ts
@@ -0,0 +1,31 @@
+import type { ABTest } from '@guardian/ab-core';
+
+export const blockSupporterRevenueMessagingSport: ABTest = {
+	id: 'BlockSupporterRevenueMessagingSport',
+	author: '@commercial-dev',
+	start: '2024-03-14',
+	expiry: '2024-06-01',
+	audience: 0 / 100,
+	audienceOffset: 0 / 100,
+	audienceCriteria: 'Fronts and articles in the Sport section',
+	successMeasure:
+		'Ad revenue and ad ratio increases without significantly impacting supporter revenue',
+	description: 'Block supporter revenue messaging in the Sport section',
+	variants: [
+		{
+			id: 'control',
+			test: (): void => {
+				/* no-op */
+			},
+		},
+		{
+			id: 'variant',
+			test: (): void => {
+				/* no-op */
+			},
+		},
+	],
+	canRun: () =>
+		window.guardian.config.page.section === 'sport' ||
+		window.guardian.config.page.section === 'football',
+};
diff --git a/static/src/javascripts/projects/common/modules/support/banner.ts b/static/src/javascripts/projects/common/modules/support/banner.ts
index 243ba2b7a42e..75766e6bb211 100644
--- a/static/src/javascripts/projects/common/modules/support/banner.ts
+++ b/static/src/javascripts/projects/common/modules/support/banner.ts
@@ -34,6 +34,8 @@ import userPrefs from 'common/modules/user-prefs';
 import fastdom from 'lib/fastdom-promise';
 import { getCountryCode } from 'lib/geolocation';
 import { reportError } from 'lib/report-error';
+import { isInVariantSynchronous } from '../experiments/ab';
+import { blockSupporterRevenueMessagingSport } from '../experiments/tests/block-supporter-revenue-messaging-sport';
 
 export const NO_RR_BANNER_TIMESTAMP_KEY = 'gu.noRRBannerTimestamp'; // timestamp of when we were last told not to show a RR banner
 const twentyMins = 20 * 60_000;
@@ -165,11 +167,19 @@ export const fetchBannerData = async (): Promise<ModuleDataResponse | null> => {
 	const purchaseInfo = getPurchaseInfo();
 	const isSignedIn = await isUserLoggedIn();
 	const payload = await buildBannerPayload(purchaseInfo, isSignedIn);
+	const shouldHideBannerForTest =
+		isInVariantSynchronous(
+			blockSupporterRevenueMessagingSport,
+			'variant',
+		) &&
+		(payload.targeting.sectionId === 'sport' ||
+			payload.targeting.sectionId === 'football');
 
 	if (
 		payload.targeting.shouldHideReaderRevenue ||
 		payload.targeting.isPaidContent ||
-		isHosted
+		isHosted ||
+		shouldHideBannerForTest
 	) {
 		return Promise.resolve(null);
 	}