diff --git a/staging/src/k8s.io/legacy-cloud-providers/azure/azure_loadbalancer.go b/staging/src/k8s.io/legacy-cloud-providers/azure/azure_loadbalancer.go
index 72bbd3632ff..3d236437d27 100644
--- a/staging/src/k8s.io/legacy-cloud-providers/azure/azure_loadbalancer.go
+++ b/staging/src/k8s.io/legacy-cloud-providers/azure/azure_loadbalancer.go
@@ -99,11 +99,6 @@ const (
 	// to enable the high availability ports on the standard internal load balancer.
 	ServiceAnnotationLoadBalancerEnableHighAvailabilityPorts = "service.beta.kubernetes.io/azure-load-balancer-enable-high-availability-ports"
 
-	// ServiceAnnotationLoadBalancerDisableTCPReset is the annotation used on the service
-	// to set enableTcpReset to false in load balancer rule. This only works for Azure standard load balancer backed service.
-	// TODO(feiskyer): disable-tcp-reset annotations has been depracated since v1.18, it would removed on v1.20.
-	ServiceAnnotationLoadBalancerDisableTCPReset = "service.beta.kubernetes.io/azure-load-balancer-disable-tcp-reset"
-
 	// ServiceAnnotationLoadBalancerHealthProbeProtocol determines the network protocol that the load balancer health probe use.
 	// If not set, the local service would use the HTTP and the cluster service would use the TCP by default.
 	ServiceAnnotationLoadBalancerHealthProbeProtocol = "service.beta.kubernetes.io/azure-load-balancer-health-probe-protocol"
@@ -1627,9 +1622,6 @@ func (az *Cloud) reconcileLoadBalancerRule(
 	var enableTCPReset *bool
 	if az.useStandardLoadBalancer() {
 		enableTCPReset = to.BoolPtr(true)
-		if _, ok := service.Annotations[ServiceAnnotationLoadBalancerDisableTCPReset]; ok {
-			klog.Warning("annotation service.beta.kubernetes.io/azure-load-balancer-disable-tcp-reset has been removed as of Kubernetes 1.20. TCP Resets are always enabled on Standard SKU load balancers.")
-		}
 	}
 
 	var expectedProbes []network.Probe