diff --git a/ads/google/a4a/utils.js b/ads/google/a4a/utils.js
index e7a519a27ef2..5ef0fc00092e 100644
--- a/ads/google/a4a/utils.js
+++ b/ads/google/a4a/utils.js
@@ -47,13 +47,6 @@ const AmpAdImplementation = {
   AMP_AD_IFRAME_GET: '5',
 };
 
-/** @const {!{id: string, control: string, experiment: string}} */
-export const RENDER_ON_IDLE_FIX_EXP = {
-  id: 'render-on-idle-fix',
-  control: '21066311',
-  experiment: '21066312',
-};
-
 /** @const {!{id: string, control: string, experiment: string}} */
 export const STICKY_AD_PADDING_BOTTOM_EXP = {
   id: 'sticky-ad-padding-bottom',
diff --git a/build-system/global-configs/prod-config.json b/build-system/global-configs/prod-config.json
index fd5549bbbcc7..f5f653eae3e6 100644
--- a/build-system/global-configs/prod-config.json
+++ b/build-system/global-configs/prod-config.json
@@ -36,6 +36,5 @@
   "version-locking": 1,
   "amp-ad-no-center-css": 0,
   "analytics-chunks": 1,
-  "sticky-ad-padding-bottom": 1,
-  "render-on-idle-fix": 1
+  "sticky-ad-padding-bottom": 1
 }
diff --git a/extensions/amp-ad-network-adsense-impl/0.1/amp-ad-network-adsense-impl.js b/extensions/amp-ad-network-adsense-impl/0.1/amp-ad-network-adsense-impl.js
index 0d779f627b7f..fd5f1cde7fa2 100644
--- a/extensions/amp-ad-network-adsense-impl/0.1/amp-ad-network-adsense-impl.js
+++ b/extensions/amp-ad-network-adsense-impl/0.1/amp-ad-network-adsense-impl.js
@@ -26,7 +26,6 @@ import {CONSENT_POLICY_STATE} from '../../../src/consent-state';
 import {Navigation} from '../../../src/service/navigation';
 import {
   QQID_HEADER,
-  RENDER_ON_IDLE_FIX_EXP,
   SANDBOX_HEADER,
   STICKY_AD_PADDING_BOTTOM_EXP,
   ValidAdContainerTypes,
@@ -222,14 +221,6 @@ export class AmpAdNetworkAdsenseImpl extends AmpA4A {
    */
   divertExperiments() {
     const experimentInfoList = /** @type {!Array<!../../../src/experiments.ExperimentInfo>} */ ([
-      {
-        experimentId: RENDER_ON_IDLE_FIX_EXP.id,
-        isTrafficEligible: () => true,
-        branches: [
-          RENDER_ON_IDLE_FIX_EXP.control,
-          RENDER_ON_IDLE_FIX_EXP.experiment,
-        ],
-      },
       {
         experimentId: NO_SIGNING_EXP.id,
         isTrafficEligible: () => true,
diff --git a/extensions/amp-ad-network-doubleclick-impl/0.1/amp-ad-network-doubleclick-impl.js b/extensions/amp-ad-network-doubleclick-impl/0.1/amp-ad-network-doubleclick-impl.js
index c634664ee01a..61f25122fe0d 100644
--- a/extensions/amp-ad-network-doubleclick-impl/0.1/amp-ad-network-doubleclick-impl.js
+++ b/extensions/amp-ad-network-doubleclick-impl/0.1/amp-ad-network-doubleclick-impl.js
@@ -32,7 +32,6 @@ import {
 import {
   AmpAnalyticsConfigDef,
   QQID_HEADER,
-  RENDER_ON_IDLE_FIX_EXP,
   SANDBOX_HEADER,
   STICKY_AD_PADDING_BOTTOM_EXP,
   ValidAdContainerTypes,
@@ -429,14 +428,6 @@ export class AmpAdNetworkDoubleclickImpl extends AmpA4A {
         isTrafficEligible: () => true,
         branches: Object.values(ZINDEX_EXP_BRANCHES),
       },
-      {
-        experimentId: RENDER_ON_IDLE_FIX_EXP.id,
-        isTrafficEligible: () => true,
-        branches: [
-          RENDER_ON_IDLE_FIX_EXP.control,
-          RENDER_ON_IDLE_FIX_EXP.experiment,
-        ],
-      },
       {
         experimentId: NO_SIGNING_EXP.id,
         isTrafficEligible: () => true,
diff --git a/src/service/resources-impl.js b/src/service/resources-impl.js
index 5fbc91a5fab3..24e7e347c478 100644
--- a/src/service/resources-impl.js
+++ b/src/service/resources-impl.js
@@ -26,17 +26,13 @@ import {VisibilityState} from '../visibility-state';
 import {dev, devAssert} from '../log';
 import {dict} from '../utils/object';
 import {expandLayoutRect} from '../layout-rect';
-import {
-  getExperimentBranch,
-  isExperimentOn,
-  randomlySelectUnsetExperiments,
-} from '../experiments';
 import {getMode} from '../mode';
 import {getSourceUrl} from '../url';
 import {hasNextNodeInDocumentOrder, isIframed} from '../dom';
 import {ieIntrinsicCheckAndFix} from './ie-intrinsic-bug';
 import {ieMediaCheckAndFix} from './ie-media-bug';
 import {isBlockedByConsent, reportError} from '../error';
+import {isExperimentOn} from '../experiments';
 import {listen, loadPromise} from '../event-helper';
 import {registerServiceBuilderForDoc} from '../service';
 import {remove} from '../utils/array';
@@ -56,13 +52,6 @@ const FOCUS_HISTORY_TIMEOUT_ = 1000 * 60; // 1min
 const FOUR_FRAME_DELAY_ = 70;
 const MAX_BUILD_CHUNK_SIZE = 10;
 
-/** @const {!{id: string, control: string, experiment: string}} */
-const RENDER_ON_IDLE_FIX_EXP = {
-  id: 'render-on-idle-fix',
-  control: '21066311',
-  experiment: '21066312',
-};
-
 /**
  * @implements {ResourcesInterface}
  */
@@ -208,15 +197,9 @@ export class ResourcesImpl {
     /** @const @private {boolean} */
     this.buildInChunks_ = isExperimentOn(this.win, 'build-in-chunks');
 
-    /** @const @private {boolean} */
-    this.renderOnIdleFix_ = isExperimentOn(this.win, 'render-on-idle-fix');
-
     /** @const @private {boolean} */
     this.removeTaskTimeout_ = isExperimentOn(this.win, 'remove-task-timeout');
 
-    /** @private {boolean} */
-    this.divertedRenderOnIdleFixExperiment_ = false;
-
     /** @const @private {!Deferred} */
     this.firstPassDone_ = new Deferred();
 
@@ -1190,28 +1173,6 @@ export class ResourcesImpl {
     }
   }
 
-  /**
-   * Selects into an experiment for render-on-idle-fix.
-   * @private
-   */
-  divertRenderOnIdleFixExperiment_() {
-    if (this.divertedRenderOnIdleFixExperiment_) {
-      return;
-    }
-    this.divertedRenderOnIdleFixExperiment_ = true;
-    const experimentInfoList = /** @type {!Array<!../experiments.ExperimentInfo>} */ ([
-      {
-        experimentId: RENDER_ON_IDLE_FIX_EXP.id,
-        isTrafficEligible: () => true,
-        branches: [
-          RENDER_ON_IDLE_FIX_EXP.control,
-          RENDER_ON_IDLE_FIX_EXP.experiment,
-        ],
-      },
-    ]);
-    randomlySelectUnsetExperiments(this.win, experimentInfoList);
-  }
-
   /**
    * Discovers work that needs to be done since the last pass. If viewport
    * has changed, it will try to build new elements, measure changed elements,
@@ -1479,17 +1440,12 @@ export class ResourcesImpl {
    * @private
    */
   isIdle_(now = Date.now()) {
-    this.divertRenderOnIdleFixExperiment_();
     const lastDequeueTime = this.exec_.getLastDequeueTime();
     return (
       this.exec_.getSize() == 0 &&
       this.queue_.getSize() == 0 &&
       now > lastDequeueTime + 5000 &&
-      (lastDequeueTime > 0 ||
-        // TODO(powerivq): add tests for this fix once ready to launch
-        !this.renderOnIdleFix_ ||
-        getExperimentBranch(this.win, RENDER_ON_IDLE_FIX_EXP.id) ===
-          RENDER_ON_IDLE_FIX_EXP.control)
+      lastDequeueTime > 0
     );
   }