diff --git a/packages/form/src/form/Form.vue b/packages/form/src/form/Form.vue
index 9cb6b318f..b9c57c750 100644
--- a/packages/form/src/form/Form.vue
+++ b/packages/form/src/form/Form.vue
@@ -1,5 +1,5 @@
 <template>
-    <form @submit.prevent="onSubmit" v-bind="ptmi('root')">
+    <form @submit.prevent="onSubmit" :class="cx('root')" v-bind="ptmi('root')">
         <slot :register :valid :reset v-bind="states" />
     </form>
 </template>
@@ -30,7 +30,7 @@ export default {
         return {
             register,
             onSubmit,
-            ...omit($form, ['defineField', 'handleSubmit'])
+            ...omit($form, ['handleSubmit'])
         };
     }
 };
diff --git a/packages/form/src/form/style/FormStyle.d.ts b/packages/form/src/form/style/FormStyle.d.ts
index 736d17cb7..0dc31123a 100644
--- a/packages/form/src/form/style/FormStyle.d.ts
+++ b/packages/form/src/form/style/FormStyle.d.ts
@@ -7,4 +7,11 @@
  */
 import type { BaseStyle } from '@primevue/core/base/style';
 
+export enum FormClasses {
+    /**
+     * The class of root element
+     */
+    root = 'p-form'
+}
+
 export interface FormStyle extends BaseStyle {}
diff --git a/packages/form/src/form/style/FormStyle.js b/packages/form/src/form/style/FormStyle.js
index 4f5dbdfc8..a83ecc317 100644
--- a/packages/form/src/form/style/FormStyle.js
+++ b/packages/form/src/form/style/FormStyle.js
@@ -1,5 +1,10 @@
 import BaseStyle from '@primevue/core/base/style';
 
+const classes = {
+    root: 'p-form p-component'
+};
+
 export default BaseStyle.extend({
-    name: 'form'
+    name: 'form',
+    classes
 });