diff --git a/pkg/features/kube_features.go b/pkg/features/kube_features.go
index 8069c573468..818f7949c70 100644
--- a/pkg/features/kube_features.go
+++ b/pkg/features/kube_features.go
@@ -1080,7 +1080,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
 
 	genericfeatures.ServerSideApply: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
 
-	genericfeatures.ServerSideFieldValidation: {Default: true, PreRelease: featuregate.Beta},
+	genericfeatures.ServerSideFieldValidation: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
 
 	// features that enable backwards compatibility but are scheduled to be removed
 	// ...
diff --git a/staging/src/k8s.io/apiserver/pkg/features/kube_features.go b/staging/src/k8s.io/apiserver/pkg/features/kube_features.go
index aa903587d81..b90032bc62c 100644
--- a/staging/src/k8s.io/apiserver/pkg/features/kube_features.go
+++ b/staging/src/k8s.io/apiserver/pkg/features/kube_features.go
@@ -242,7 +242,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
 
 	ServerSideApply: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
 
-	ServerSideFieldValidation: {Default: true, PreRelease: featuregate.Beta},
+	ServerSideFieldValidation: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
 
 	StorageVersionAPI: {Default: false, PreRelease: featuregate.Alpha},
 
diff --git a/test/conformance/testdata/conformance.yaml b/test/conformance/testdata/conformance.yaml
index 176a2ebdc51..9ac049151cb 100755
--- a/test/conformance/testdata/conformance.yaml
+++ b/test/conformance/testdata/conformance.yaml
@@ -3264,32 +3264,4 @@
     was configured with a subpath.
   release: v1.12
   file: test/e2e/storage/subpath.go
-- testname: 'Server side field validation, typed object'
-  codename: '[sig-api-machinery] Field validation should detect unknown/duplicate fields [Conformance]'
-  description: It should reject the request if a typed object has unknown or duplicate fields.
-  release: v1.27
-- testname: 'Server side field validation, typed unknown metadata'
-  codename: '[sig-api-machinery] Field validation should detect unknown metadata fields [Conformance]'
-  description: It should reject the request if a typed object has unknown fields in the metadata.
-  release: v1.27
-- testname: 'Server side field validation, valid CR with validation schema'
-  codename: '[sig-api-machinery] Field validation should allow valid CRs for CRDs with validation schema [Conformance]'
-  description: When a CRD has a validation schema, it should succeed when a valid CR is applied.
-  release: v1.27
-- testname: 'Server side field validation, unknown fields CR no validation schema'
-  codename: '[sig-api-machinery] Field validation should allow CRs with unknown fields for CRDs without validation schema [Conformance]'
-  description: When a CRD does not have a validation schema, it should succeed when a CR with unknown fields is applied.
-  release: v1.27
-- testname: 'Server side field validation, unknown fields CR fails validation'
-  codename: '[sig-api-machinery] Field validation should reject CRs with unknown fields for CRDs with validation schema [Conformance]'
-  description: When a CRD does have a validation schema, it should reject CRs with unknown fields.
-  release: v1.27
-- testname: 'Server side field validation, unknown metadata'
-  codename: '[sig-api-machinery] Field validation should reject CRs with unknown metadata [Conformance]'
-  description: The server should reject CRs with unknown metadata fields in both the root and embedded objects of a CR.
-  release: v1.27
-- testname: 'Server side field validation, CR duplicates'
-  codename: '[sig-api-machinery] Field validation should reject CRs with duplicate fields [Conformance]'
-  description: The server should reject CRs with duplicate fields even when preserving unknown fields.
-  release: v1.27
 
diff --git a/test/e2e/apimachinery/field_validation.go b/test/e2e/apimachinery/field_validation.go
index 5ff9041ca90..511bd93f9fa 100644
--- a/test/e2e/apimachinery/field_validation.go
+++ b/test/e2e/apimachinery/field_validation.go
@@ -61,7 +61,7 @@ var _ = SIGDescribe("FieldValidation", func() {
 		Testname: Server side field validation, typed object
 		Description: It should reject the request if a typed object has unknown or duplicate fields.
 	*/
-	framework.ConformanceIt("should detect unknown and duplicate fields of a typed object", func(ctx context.Context) {
+	ginkgo.It("should detect unknown and duplicate fields of a typed object", func(ctx context.Context) {
 		ginkgo.By("apply creating a deployment")
 		invalidMetaDeployment := `{
 		"apiVersion": "apps/v1",
@@ -114,7 +114,7 @@ var _ = SIGDescribe("FieldValidation", func() {
 		Testname: Server side field validation, typed unknown metadata
 		Description: It should reject the request if a typed object has unknown fields in the metadata.
 	*/
-	framework.ConformanceIt("should detect unknown metadata fields of a typed object", func(ctx context.Context) {
+	ginkgo.It("should detect unknown metadata fields of a typed object", func(ctx context.Context) {
 		ginkgo.By("apply creating a deployment")
 		invalidMetaDeployment := `{
 		"apiVersion": "apps/v1",
@@ -165,7 +165,7 @@ var _ = SIGDescribe("FieldValidation", func() {
 		Testname: Server side field validation, valid CR with validation schema
 		Description: When a CRD has a validation schema, it should succeed when a valid CR is applied.
 	*/
-	framework.ConformanceIt("should create/apply a valid CR for CRD with validation schema", func(ctx context.Context) {
+	ginkgo.It("should create/apply a valid CR for CRD with validation schema", func(ctx context.Context) {
 		config, err := framework.LoadConfig()
 		if err != nil {
 			framework.Failf("%s", err)
@@ -283,7 +283,7 @@ spec:
 		Testname: Server side field validation, unknown fields CR no validation schema
 		Description: When a CRD does not have a validation schema, it should succeed when a CR with unknown fields is applied.
 	*/
-	framework.ConformanceIt("should create/apply a CR with unknown fields for CRD with no validation schema", func(ctx context.Context) {
+	ginkgo.It("should create/apply a CR with unknown fields for CRD with no validation schema", func(ctx context.Context) {
 		config, err := framework.LoadConfig()
 		if err != nil {
 			framework.Failf("%s", err)
@@ -341,7 +341,7 @@ spec:
 		Testname: Server side field validation, unknown fields CR fails validation
 		Description: When a CRD does have a validation schema, it should reject CRs with unknown fields.
 	*/
-	framework.ConformanceIt("should create/apply an invalid CR with extra properties for CRD with validation schema", func(ctx context.Context) {
+	ginkgo.It("should create/apply an invalid CR with extra properties for CRD with validation schema", func(ctx context.Context) {
 		config, err := framework.LoadConfig()
 		if err != nil {
 			framework.Failf("%s", err)
@@ -462,7 +462,7 @@ spec:
 		Description: The server should reject CRs with unknown metadata fields in both the root and embedded objects
 		of a CR.
 	*/
-	framework.ConformanceIt("should detect unknown metadata fields in both the root and embedded object of a CR", func(ctx context.Context) {
+	ginkgo.It("should detect unknown metadata fields in both the root and embedded object of a CR", func(ctx context.Context) {
 		config, err := framework.LoadConfig()
 		if err != nil {
 			framework.Failf("%s", err)
@@ -607,7 +607,7 @@ spec:
 		Testname: Server side field validation, CR duplicates
 		Description: The server should reject CRs with duplicate fields even when preserving unknown fields.
 	*/
-	framework.ConformanceIt("should detect duplicates in a CR when preserving unknown fields", func(ctx context.Context) {
+	ginkgo.It("should detect duplicates in a CR when preserving unknown fields", func(ctx context.Context) {
 		config, err := framework.LoadConfig()
 		if err != nil {
 			framework.Failf("%s", err)