diff --git a/apps/showcase/doc/cascadeselect/FormDoc.vue b/apps/showcase/doc/cascadeselect/FormDoc.vue
new file mode 100644
index 000000000..1e4e61b22
--- /dev/null
+++ b/apps/showcase/doc/cascadeselect/FormDoc.vue
@@ -0,0 +1,160 @@
+<template>
+    <DocSectionText v-bind="$attrs"> </DocSectionText>
+    <div class="card flex justify-center">
+        <Form v-slot="$form" :resolver="resolver" :defaultValues="defaultValues" @submit="onFormSubmit" class="flex justify-center flex-col gap-4">
+            <div class="flex flex-col gap-2">
+                <CascadeSelect name="city" :options="countries" optionLabel="cname" optionGroupLabel="name" :optionGroupChildren="['states', 'cities']" class="w-56" placeholder="Select a City" />
+                <Message v-if="$form.city?.invalid" severity="error">{{ $form.city.errors[0]?.message }}</Message>
+            </div>
+            <Button type="submit" severity="secondary" class="self-center p-2">Submit</Button>
+        </Form>
+    </div>
+    <DocSectionCode :code="code" />
+</template>
+
+<script>
+import { zodResolver } from '@primevue/form/resolvers';
+import { z } from 'zod';
+
+export default {
+    data() {
+        return {
+            defaultValues: {
+                city: { cname: '' }
+            },
+            resolver: null,
+            schema: z.object({
+                city: z.object({
+                    cname: z.string().min(1, 'City cannot be empty.')
+                })
+            }),
+            countries: [
+                {
+                    name: 'Australia',
+                    code: 'AU',
+                    states: [
+                        {
+                            name: 'New South Wales',
+                            cities: [
+                                { cname: 'Sydney', code: 'A-SY' },
+                                { cname: 'Newcastle', code: 'A-NE' },
+                                { cname: 'Wollongong', code: 'A-WO' }
+                            ]
+                        },
+                        {
+                            name: 'Queensland',
+                            cities: [
+                                { cname: 'Brisbane', code: 'A-BR' },
+                                { cname: 'Townsville', code: 'A-TO' }
+                            ]
+                        }
+                    ]
+                },
+                {
+                    name: 'Canada',
+                    code: 'CA',
+                    states: [
+                        {
+                            name: 'Quebec',
+                            cities: [
+                                { cname: 'Montreal', code: 'C-MO' },
+                                { cname: 'Quebec City', code: 'C-QU' }
+                            ]
+                        },
+                        {
+                            name: 'Ontario',
+                            cities: [
+                                { cname: 'Ottawa', code: 'C-OT' },
+                                { cname: 'Toronto', code: 'C-TO' }
+                            ]
+                        }
+                    ]
+                },
+                {
+                    name: 'United States',
+                    code: 'US',
+                    states: [
+                        {
+                            name: 'California',
+                            cities: [
+                                { cname: 'Los Angeles', code: 'US-LA' },
+                                { cname: 'San Diego', code: 'US-SD' },
+                                { cname: 'San Francisco', code: 'US-SF' }
+                            ]
+                        },
+                        {
+                            name: 'Florida',
+                            cities: [
+                                { cname: 'Jacksonville', code: 'US-JA' },
+                                { cname: 'Miami', code: 'US-MI' },
+                                { cname: 'Tampa', code: 'US-TA' },
+                                { cname: 'Orlando', code: 'US-OR' }
+                            ]
+                        },
+                        {
+                            name: 'Texas',
+                            cities: [
+                                { cname: 'Austin', code: 'US-AU' },
+                                { cname: 'Dallas', code: 'US-DA' },
+                                { cname: 'Houston', code: 'US-HO' }
+                            ]
+                        }
+                    ]
+                }
+            ],
+            code: {
+                basic: `
+<Form v-slot="$form" :resolver="resolver" :defaultValues="defaultValues" @submit="onFormSubmit" class="flex justify-center flex-col gap-4">
+    <div class="flex flex-col gap-2">
+        <CascadeSelect name="city" :options="countries" optionLabel="cname" optionGroupLabel="name" :optionGroupChildren="['states', 'cities']" class="w-56" placeholder="Select a City" />
+        <Message v-if="$form.city?.invalid" severity="error">{{ $form.city.errors[0]?.message }}</Message>
+    </div>
+    <Button type="submit" severity="secondary" class="self-center p-2">Submit</Button>
+</Form>
+`,
+                options: `
+<template>
+    <div class="card flex justify-center">
+        <InputText type="text" v-model="value" />
+    </div>
+</template>
+
+<script>
+export default {
+    data() {
+        return {
+            value: null
+        }
+    }
+}
+<\/script>
+
+`,
+                composition: `
+<template>
+    <div class="card flex justify-center">
+        <InputText type="text" v-model="value" />
+    </div>
+</template>
+
+<script setup>
+import { ref } from 'vue';
+
+const value = ref(null);
+<\/script>
+        `
+            }
+        };
+    },
+    mounted() {
+        this.resolver = zodResolver(this.schema);
+    },
+    methods: {
+        onFormSubmit({ valid }) {
+            if (valid) {
+                this.$toast.add({ severity: 'success', summary: 'Form is submitted.', life: 3000 });
+            }
+        }
+    }
+};
+</script>