diff --git a/hack/.golint_failures b/hack/.golint_failures
index 9fba7988f66..f5979993205 100644
--- a/hack/.golint_failures
+++ b/hack/.golint_failures
@@ -8,7 +8,6 @@ pkg/apis/abac/v1beta1
 pkg/apis/admission
 pkg/apis/admissionregistration/v1
 pkg/apis/admissionregistration/v1beta1
-pkg/apis/admissionregistration/validation
 pkg/apis/apps/v1
 pkg/apis/apps/v1beta1
 pkg/apis/apps/v1beta2
diff --git a/pkg/apis/admissionregistration/v1/defaults.go b/pkg/apis/admissionregistration/v1/defaults.go
index 7a63c5cdf71..217bf224fe8 100644
--- a/pkg/apis/admissionregistration/v1/defaults.go
+++ b/pkg/apis/admissionregistration/v1/defaults.go
@@ -27,6 +27,7 @@ func addDefaultingFuncs(scheme *runtime.Scheme) error {
 	return RegisterDefaults(scheme)
 }
 
+// SetDefaults_ValidatingWebhook sets defaults for webhook validating
 func SetDefaults_ValidatingWebhook(obj *admissionregistrationv1.ValidatingWebhook) {
 	if obj.FailurePolicy == nil {
 		policy := admissionregistrationv1.Fail
@@ -50,6 +51,7 @@ func SetDefaults_ValidatingWebhook(obj *admissionregistrationv1.ValidatingWebhoo
 	}
 }
 
+// SetDefaults_MutatingWebhook sets defaults for webhook mutating
 func SetDefaults_MutatingWebhook(obj *admissionregistrationv1.MutatingWebhook) {
 	if obj.FailurePolicy == nil {
 		policy := admissionregistrationv1.Fail
@@ -77,6 +79,7 @@ func SetDefaults_MutatingWebhook(obj *admissionregistrationv1.MutatingWebhook) {
 	}
 }
 
+// SetDefaults_Rule sets defaults for webhook rule
 func SetDefaults_Rule(obj *admissionregistrationv1.Rule) {
 	if obj.Scope == nil {
 		s := admissionregistrationv1.AllScopes
diff --git a/pkg/apis/admissionregistration/v1/register.go b/pkg/apis/admissionregistration/v1/register.go
index d84f1a0da5a..32a76d7cb7d 100644
--- a/pkg/apis/admissionregistration/v1/register.go
+++ b/pkg/apis/admissionregistration/v1/register.go
@@ -21,6 +21,7 @@ import (
 	"k8s.io/apimachinery/pkg/runtime/schema"
 )
 
+// GroupName is the group name used in this package
 const GroupName = "admissionregistration.k8s.io"
 
 // SchemeGroupVersion is group version used to register these objects
@@ -33,7 +34,8 @@ func Resource(resource string) schema.GroupResource {
 
 var (
 	localSchemeBuilder = &admissionregistrationv1.SchemeBuilder
-	AddToScheme        = localSchemeBuilder.AddToScheme
+	// AddToScheme handler to add items to the schema
+	AddToScheme = localSchemeBuilder.AddToScheme
 )
 
 func init() {
diff --git a/pkg/apis/admissionregistration/v1beta1/defaults.go b/pkg/apis/admissionregistration/v1beta1/defaults.go
index 2afa0642b76..f0796fc9b73 100644
--- a/pkg/apis/admissionregistration/v1beta1/defaults.go
+++ b/pkg/apis/admissionregistration/v1beta1/defaults.go
@@ -27,6 +27,7 @@ func addDefaultingFuncs(scheme *runtime.Scheme) error {
 	return RegisterDefaults(scheme)
 }
 
+// SetDefaults_ValidatingWebhook sets defaults for webhook validating
 func SetDefaults_ValidatingWebhook(obj *admissionregistrationv1beta1.ValidatingWebhook) {
 	if obj.FailurePolicy == nil {
 		policy := admissionregistrationv1beta1.Ignore
@@ -59,6 +60,7 @@ func SetDefaults_ValidatingWebhook(obj *admissionregistrationv1beta1.ValidatingW
 	}
 }
 
+// SetDefaults_MutatingWebhook sets defaults for webhook mutating
 func SetDefaults_MutatingWebhook(obj *admissionregistrationv1beta1.MutatingWebhook) {
 	if obj.FailurePolicy == nil {
 		policy := admissionregistrationv1beta1.Ignore
@@ -95,6 +97,7 @@ func SetDefaults_MutatingWebhook(obj *admissionregistrationv1beta1.MutatingWebho
 	}
 }
 
+// SetDefaults_Rule sets defaults for webhook rule
 func SetDefaults_Rule(obj *admissionregistrationv1beta1.Rule) {
 	if obj.Scope == nil {
 		s := admissionregistrationv1beta1.AllScopes
diff --git a/pkg/apis/admissionregistration/v1beta1/register.go b/pkg/apis/admissionregistration/v1beta1/register.go
index ff505a577e1..92d22f9ace3 100644
--- a/pkg/apis/admissionregistration/v1beta1/register.go
+++ b/pkg/apis/admissionregistration/v1beta1/register.go
@@ -21,6 +21,7 @@ import (
 	"k8s.io/apimachinery/pkg/runtime/schema"
 )
 
+// GroupName is the group name used in this package
 const GroupName = "admissionregistration.k8s.io"
 
 // SchemeGroupVersion is group version used to register these objects
@@ -33,7 +34,8 @@ func Resource(resource string) schema.GroupResource {
 
 var (
 	localSchemeBuilder = &admissionregistrationv1beta1.SchemeBuilder
-	AddToScheme        = localSchemeBuilder.AddToScheme
+	// AddToScheme handler to add items to the schema
+	AddToScheme = localSchemeBuilder.AddToScheme
 )
 
 func init() {
diff --git a/pkg/apis/admissionregistration/validation/validation.go b/pkg/apis/admissionregistration/validation/validation.go
index 01ec17eb438..9f0832cf9d0 100644
--- a/pkg/apis/admissionregistration/validation/validation.go
+++ b/pkg/apis/admissionregistration/validation/validation.go
@@ -496,6 +496,7 @@ func validatingHasNoSideEffects(webhooks []admissionregistration.ValidatingWebho
 	return true
 }
 
+// ValidateValidatingWebhookConfigurationUpdate validates update of validating webhook configuration
 func ValidateValidatingWebhookConfigurationUpdate(newC, oldC *admissionregistration.ValidatingWebhookConfiguration, requestGV schema.GroupVersion) field.ErrorList {
 	return validateValidatingWebhookConfiguration(newC, validationOptions{
 		requireNoSideEffects:                    requireNoSideEffects(requestGV) && validatingHasNoSideEffects(oldC.Webhooks),
@@ -504,6 +505,7 @@ func ValidateValidatingWebhookConfigurationUpdate(newC, oldC *admissionregistrat
 	})
 }
 
+// ValidateMutatingWebhookConfigurationUpdate validates update of mutating webhook configuration
 func ValidateMutatingWebhookConfigurationUpdate(newC, oldC *admissionregistration.MutatingWebhookConfiguration, requestGV schema.GroupVersion) field.ErrorList {
 	return validateMutatingWebhookConfiguration(newC, validationOptions{
 		requireNoSideEffects:                    requireNoSideEffects(requestGV) && mutatingHasNoSideEffects(oldC.Webhooks),