diff --git a/staging/src/k8s.io/api/roundtrip_test.go b/staging/src/k8s.io/api/roundtrip_test.go
index 22822b7b663..18e79e75de2 100644
--- a/staging/src/k8s.io/api/roundtrip_test.go
+++ b/staging/src/k8s.io/api/roundtrip_test.go
@@ -51,6 +51,7 @@ import (
 	flowcontrolv1alpha1 "k8s.io/api/flowcontrol/v1alpha1"
 	flowcontrolv1beta1 "k8s.io/api/flowcontrol/v1beta1"
 	flowcontrolv1beta2 "k8s.io/api/flowcontrol/v1beta2"
+	flowcontrolv1beta3 "k8s.io/api/flowcontrol/v1beta3"
 	imagepolicyv1alpha1 "k8s.io/api/imagepolicy/v1alpha1"
 	networkingv1 "k8s.io/api/networking/v1"
 	networkingv1alpha1 "k8s.io/api/networking/v1alpha1"
@@ -110,6 +111,7 @@ var groups = []runtime.SchemeBuilder{
 	flowcontrolv1alpha1.SchemeBuilder,
 	flowcontrolv1beta1.SchemeBuilder,
 	flowcontrolv1beta2.SchemeBuilder,
+	flowcontrolv1beta3.SchemeBuilder,
 	imagepolicyv1alpha1.SchemeBuilder,
 	networkingv1.SchemeBuilder,
 	networkingv1beta1.SchemeBuilder,
diff --git a/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.FlowSchema.json b/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.FlowSchema.json
new file mode 100644
index 00000000000..6ccdcb3c722
--- /dev/null
+++ b/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.FlowSchema.json
@@ -0,0 +1,112 @@
+{
+  "kind": "FlowSchema",
+  "apiVersion": "flowcontrol.apiserver.k8s.io/v1beta3",
+  "metadata": {
+    "name": "nameValue",
+    "generateName": "generateNameValue",
+    "namespace": "namespaceValue",
+    "selfLink": "selfLinkValue",
+    "uid": "uidValue",
+    "resourceVersion": "resourceVersionValue",
+    "generation": 7,
+    "creationTimestamp": "2008-01-01T01:01:01Z",
+    "deletionTimestamp": "2009-01-01T01:01:01Z",
+    "deletionGracePeriodSeconds": 10,
+    "labels": {
+      "labelsKey": "labelsValue"
+    },
+    "annotations": {
+      "annotationsKey": "annotationsValue"
+    },
+    "ownerReferences": [
+      {
+        "apiVersion": "apiVersionValue",
+        "kind": "kindValue",
+        "name": "nameValue",
+        "uid": "uidValue",
+        "controller": true,
+        "blockOwnerDeletion": true
+      }
+    ],
+    "finalizers": [
+      "finalizersValue"
+    ],
+    "managedFields": [
+      {
+        "manager": "managerValue",
+        "operation": "operationValue",
+        "apiVersion": "apiVersionValue",
+        "time": "2004-01-01T01:01:01Z",
+        "fieldsType": "fieldsTypeValue",
+        "fieldsV1": {},
+        "subresource": "subresourceValue"
+      }
+    ]
+  },
+  "spec": {
+    "priorityLevelConfiguration": {
+      "name": "nameValue"
+    },
+    "matchingPrecedence": 2,
+    "distinguisherMethod": {
+      "type": "typeValue"
+    },
+    "rules": [
+      {
+        "subjects": [
+          {
+            "kind": "kindValue",
+            "user": {
+              "name": "nameValue"
+            },
+            "group": {
+              "name": "nameValue"
+            },
+            "serviceAccount": {
+              "namespace": "namespaceValue",
+              "name": "nameValue"
+            }
+          }
+        ],
+        "resourceRules": [
+          {
+            "verbs": [
+              "verbsValue"
+            ],
+            "apiGroups": [
+              "apiGroupsValue"
+            ],
+            "resources": [
+              "resourcesValue"
+            ],
+            "clusterScope": true,
+            "namespaces": [
+              "namespacesValue"
+            ]
+          }
+        ],
+        "nonResourceRules": [
+          {
+            "verbs": [
+              "verbsValue"
+            ],
+            "nonResourceURLs": [
+              "nonResourceURLsValue"
+            ]
+          }
+        ]
+      }
+    ]
+  },
+  "status": {
+    "conditions": [
+      {
+        "type": "typeValue",
+        "status": "statusValue",
+        "lastTransitionTime": "2003-01-01T01:01:01Z",
+        "reason": "reasonValue",
+        "message": "messageValue"
+      }
+    ]
+  }
+}
\ No newline at end of file
diff --git a/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.FlowSchema.pb b/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.FlowSchema.pb
new file mode 100644
index 00000000000..29d93b140f2
Binary files /dev/null and b/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.FlowSchema.pb differ
diff --git a/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.FlowSchema.yaml b/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.FlowSchema.yaml
new file mode 100644
index 00000000000..7e5c4329c0f
--- /dev/null
+++ b/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.FlowSchema.yaml
@@ -0,0 +1,72 @@
+apiVersion: flowcontrol.apiserver.k8s.io/v1beta3
+kind: FlowSchema
+metadata:
+  annotations:
+    annotationsKey: annotationsValue
+  creationTimestamp: "2008-01-01T01:01:01Z"
+  deletionGracePeriodSeconds: 10
+  deletionTimestamp: "2009-01-01T01:01:01Z"
+  finalizers:
+  - finalizersValue
+  generateName: generateNameValue
+  generation: 7
+  labels:
+    labelsKey: labelsValue
+  managedFields:
+  - apiVersion: apiVersionValue
+    fieldsType: fieldsTypeValue
+    fieldsV1: {}
+    manager: managerValue
+    operation: operationValue
+    subresource: subresourceValue
+    time: "2004-01-01T01:01:01Z"
+  name: nameValue
+  namespace: namespaceValue
+  ownerReferences:
+  - apiVersion: apiVersionValue
+    blockOwnerDeletion: true
+    controller: true
+    kind: kindValue
+    name: nameValue
+    uid: uidValue
+  resourceVersion: resourceVersionValue
+  selfLink: selfLinkValue
+  uid: uidValue
+spec:
+  distinguisherMethod:
+    type: typeValue
+  matchingPrecedence: 2
+  priorityLevelConfiguration:
+    name: nameValue
+  rules:
+  - nonResourceRules:
+    - nonResourceURLs:
+      - nonResourceURLsValue
+      verbs:
+      - verbsValue
+    resourceRules:
+    - apiGroups:
+      - apiGroupsValue
+      clusterScope: true
+      namespaces:
+      - namespacesValue
+      resources:
+      - resourcesValue
+      verbs:
+      - verbsValue
+    subjects:
+    - group:
+        name: nameValue
+      kind: kindValue
+      serviceAccount:
+        name: nameValue
+        namespace: namespaceValue
+      user:
+        name: nameValue
+status:
+  conditions:
+  - lastTransitionTime: "2003-01-01T01:01:01Z"
+    message: messageValue
+    reason: reasonValue
+    status: statusValue
+    type: typeValue
diff --git a/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.PriorityLevelConfiguration.json b/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.PriorityLevelConfiguration.json
new file mode 100644
index 00000000000..e2f229b3167
--- /dev/null
+++ b/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.PriorityLevelConfiguration.json
@@ -0,0 +1,71 @@
+{
+  "kind": "PriorityLevelConfiguration",
+  "apiVersion": "flowcontrol.apiserver.k8s.io/v1beta3",
+  "metadata": {
+    "name": "nameValue",
+    "generateName": "generateNameValue",
+    "namespace": "namespaceValue",
+    "selfLink": "selfLinkValue",
+    "uid": "uidValue",
+    "resourceVersion": "resourceVersionValue",
+    "generation": 7,
+    "creationTimestamp": "2008-01-01T01:01:01Z",
+    "deletionTimestamp": "2009-01-01T01:01:01Z",
+    "deletionGracePeriodSeconds": 10,
+    "labels": {
+      "labelsKey": "labelsValue"
+    },
+    "annotations": {
+      "annotationsKey": "annotationsValue"
+    },
+    "ownerReferences": [
+      {
+        "apiVersion": "apiVersionValue",
+        "kind": "kindValue",
+        "name": "nameValue",
+        "uid": "uidValue",
+        "controller": true,
+        "blockOwnerDeletion": true
+      }
+    ],
+    "finalizers": [
+      "finalizersValue"
+    ],
+    "managedFields": [
+      {
+        "manager": "managerValue",
+        "operation": "operationValue",
+        "apiVersion": "apiVersionValue",
+        "time": "2004-01-01T01:01:01Z",
+        "fieldsType": "fieldsTypeValue",
+        "fieldsV1": {},
+        "subresource": "subresourceValue"
+      }
+    ]
+  },
+  "spec": {
+    "type": "typeValue",
+    "limited": {
+      "nominalConcurrencyShares": 1,
+      "limitResponse": {
+        "type": "typeValue",
+        "queuing": {
+          "queues": 1,
+          "handSize": 2,
+          "queueLengthLimit": 3
+        }
+      }
+    }
+  },
+  "status": {
+    "conditions": [
+      {
+        "type": "typeValue",
+        "status": "statusValue",
+        "lastTransitionTime": "2003-01-01T01:01:01Z",
+        "reason": "reasonValue",
+        "message": "messageValue"
+      }
+    ]
+  }
+}
\ No newline at end of file
diff --git a/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.PriorityLevelConfiguration.pb b/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.PriorityLevelConfiguration.pb
new file mode 100644
index 00000000000..3587edd29a1
Binary files /dev/null and b/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.PriorityLevelConfiguration.pb differ
diff --git a/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.PriorityLevelConfiguration.yaml b/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.PriorityLevelConfiguration.yaml
new file mode 100644
index 00000000000..3b322b40089
--- /dev/null
+++ b/staging/src/k8s.io/api/testdata/HEAD/flowcontrol.apiserver.k8s.io.v1beta3.PriorityLevelConfiguration.yaml
@@ -0,0 +1,51 @@
+apiVersion: flowcontrol.apiserver.k8s.io/v1beta3
+kind: PriorityLevelConfiguration
+metadata:
+  annotations:
+    annotationsKey: annotationsValue
+  creationTimestamp: "2008-01-01T01:01:01Z"
+  deletionGracePeriodSeconds: 10
+  deletionTimestamp: "2009-01-01T01:01:01Z"
+  finalizers:
+  - finalizersValue
+  generateName: generateNameValue
+  generation: 7
+  labels:
+    labelsKey: labelsValue
+  managedFields:
+  - apiVersion: apiVersionValue
+    fieldsType: fieldsTypeValue
+    fieldsV1: {}
+    manager: managerValue
+    operation: operationValue
+    subresource: subresourceValue
+    time: "2004-01-01T01:01:01Z"
+  name: nameValue
+  namespace: namespaceValue
+  ownerReferences:
+  - apiVersion: apiVersionValue
+    blockOwnerDeletion: true
+    controller: true
+    kind: kindValue
+    name: nameValue
+    uid: uidValue
+  resourceVersion: resourceVersionValue
+  selfLink: selfLinkValue
+  uid: uidValue
+spec:
+  limited:
+    limitResponse:
+      queuing:
+        handSize: 2
+        queueLengthLimit: 3
+        queues: 1
+      type: typeValue
+    nominalConcurrencyShares: 1
+  type: typeValue
+status:
+  conditions:
+  - lastTransitionTime: "2003-01-01T01:01:01Z"
+    message: messageValue
+    reason: reasonValue
+    status: statusValue
+    type: typeValue