diff --git a/components/lib/tristatecheckbox/TriStateCheckbox.d.ts b/components/lib/tristatecheckbox/TriStateCheckbox.d.ts
index a6f23b0e6..788a2679a 100755
--- a/components/lib/tristatecheckbox/TriStateCheckbox.d.ts
+++ b/components/lib/tristatecheckbox/TriStateCheckbox.d.ts
@@ -10,6 +10,72 @@
 import { InputHTMLAttributes, VNode } from 'vue';
 import { ClassComponent, GlobalComponentConstructor, Nullable } from '../ts-helpers';
 
+export declare type TriStateCheckboxPassThroughOptionType = TriStateCheckboxPassThroughAttributes | ((options: TriStateCheckboxPassThroughMethodOptions) => TriStateCheckboxPassThroughAttributes) | null | undefined;
+
+/**
+ * Custom passthrough(pt) option method.
+ */
+export interface TriStateCheckboxPassThroughMethodOptions {
+    props: TriStateCheckboxProps;
+    state: TriStateCheckboxState;
+}
+
+/**
+ * Custom passthrough(pt) options.
+ * @see {@link TriStateCheckboxProps.pt}
+ */
+export interface TriStateCheckboxPassThroughOptions {
+    /**
+     * Uses to pass attributes to the root's DOM element.
+     */
+    root?: TriStateCheckboxPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the input aria's DOM element.
+     */
+    inputAria?: TriStateCheckboxPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the input's DOM element.
+     */
+    input?: TriStateCheckboxPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the sr only aria's DOM element.
+     */
+    srOnlyAria?: TriStateCheckboxPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the checkbox box's DOM element.
+     */
+    checboxBox?: TriStateCheckboxPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the check icon's DOM element.
+     */
+    checkIcon?: TriStateCheckboxPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the uncheck icon's DOM element.
+     */
+    uncheckIcon?: TriStateCheckboxPassThroughOptionType;
+    /**
+     * Uses to pass attributes to the nullable icon's DOM element.
+     */
+    nullableIcon?: TriStateCheckboxPassThroughOptionType;
+}
+
+/**
+ * Custom passthrough attributes for each DOM elements
+ */
+export interface TriStateCheckboxPassThroughAttributes {
+    [key: string]: any;
+}
+
+/**
+ * Defines current inline state in TriStateCheckbox component.
+ */
+export interface TriStateCheckboxState {
+    /**
+     * Focused state as a boolean.
+     */
+    focused: boolean;
+}
+
 /**
  * Defines valid properties in TriStateCheckbox component.
  */
@@ -45,6 +111,11 @@ export interface TriStateCheckboxProps {
      * Establishes a string value that labels the component.
      */
     'aria-label'?: string | undefined;
+    /**
+     * Uses to pass attributes to DOM elements inside the component.
+     * @type {TriStateCheckboxPassThroughOptions}
+     */
+    pt?: TriStateCheckboxPassThroughOptions;
 }
 
 /**
diff --git a/components/lib/tristatecheckbox/TriStateCheckbox.vue b/components/lib/tristatecheckbox/TriStateCheckbox.vue
index dbf49ee06..1a2c3a0cb 100755
--- a/components/lib/tristatecheckbox/TriStateCheckbox.vue
+++ b/components/lib/tristatecheckbox/TriStateCheckbox.vue
@@ -1,6 +1,6 @@
 <template>
-    <div :class="containerClass" @click="onClick($event)">
-        <div class="p-hidden-accessible">
+    <div :class="containerClass" @click="onClick($event)" v-bind="ptm('root')">
+        <div class="p-hidden-accessible" v-bind="ptm('inputAria')">
             <input
                 ref="input"
                 :id="inputId"
@@ -13,30 +13,32 @@
                 @keydown="onKeyDown($event)"
                 @focus="onFocus($event)"
                 @blur="onBlur($event)"
-                v-bind="inputProps"
+                v-bind="{ ...inputProps, ...ptm('input') }"
             />
         </div>
-        <span class="p-sr-only" aria-live="polite">{{ ariaValueLabel }}</span>
-        <div ref="box" :class="['p-checkbox-box', { 'p-highlight': modelValue != null, 'p-disabled': disabled, 'p-focus': focused }]">
+        <span class="p-sr-only" aria-live="polite" v-bind="ptm('srOnlyAria')">{{ ariaValueLabel }}</span>
+        <div ref="box" :class="['p-checkbox-box', { 'p-highlight': modelValue != null, 'p-disabled': disabled, 'p-focus': focused }]" v-bind="ptm('checboxBox')">
             <slot v-if="modelValue === true" name="checkicon">
-                <component :is="'CheckIcon'" class="p-checkbox-icon" />
+                <component :is="'CheckIcon'" class="p-checkbox-icon" v-bind="ptm('checkIcon')" />
             </slot>
             <slot v-else-if="modelValue === false" name="uncheckicon">
-                <component :is="'TimesIcon'" class="p-checkbox-icon" />
+                <component :is="'TimesIcon'" class="p-checkbox-icon" v-bind="ptm('uncheckIcon')" />
             </slot>
             <slot v-else name="nullableicon">
-                <span class="p-checkbox-icon"></span>
+                <span class="p-checkbox-icon" v-bind="ptm('nullableIcon')"></span>
             </slot>
         </div>
     </div>
 </template>
 
 <script>
+import BaseComponent from 'primevue/basecomponent';
 import CheckIcon from 'primevue/icons/check';
 import TimesIcon from 'primevue/icons/times';
 
 export default {
     name: 'TriStateCheckbox',
+    extends: BaseComponent,
     emits: ['click', 'update:modelValue', 'change', 'keydown', 'focus', 'blur'],
     props: {
         modelValue: null,
diff --git a/doc/tristatecheckbox/pt/PTDoc.vue b/doc/tristatecheckbox/pt/PTDoc.vue
new file mode 100644
index 000000000..2a8930095
--- /dev/null
+++ b/doc/tristatecheckbox/pt/PTDoc.vue
@@ -0,0 +1,51 @@
+<template>
+    <DocSectionText v-bind="$attrs"> </DocSectionText>
+    <div class="card flex flex-column align-items-center gap-3">
+        <TriStateCheckbox v-model="value" />
+        <label for="checkbox">{{ value == null ? 'null' : value }}</label>
+    </div>
+    <DocSectionCode :code="code" />
+</template>
+
+<script>
+export default {
+    data() {
+        return {
+            value: null,
+            code: {
+                basic: `<TriStateCheckbox v-model="value" />`,
+                options: `
+<template>
+    <div class="card flex flex-column align-items-center gap-3">
+        <TriStateCheckbox v-model="value" />
+        <label for="checkbox">{{ value == null ? 'null' : value }}</label>
+    </div>  
+</template>
+
+<script>
+export default {
+    data() {
+        return {
+            value: null
+        }
+    }
+}
+<\/script>`,
+                composition: `
+<template>
+    <div class="card flex flex-column align-items-center gap-3">
+        <TriStateCheckbox v-model="value" />
+        <label for="checkbox">{{ value == null ? 'null' : value }}</label>
+    </div>  
+</template>
+
+<script setup>
+import { ref } from 'vue';
+
+const value = ref(null);
+<\/script>`
+            }
+        };
+    }
+};
+</script>
diff --git a/doc/tristatecheckbox/pt/PTImage.vue b/doc/tristatecheckbox/pt/PTImage.vue
new file mode 100644
index 000000000..9ac50d6b4
--- /dev/null
+++ b/doc/tristatecheckbox/pt/PTImage.vue
@@ -0,0 +1,8 @@
+<template>
+    <DocSectionText v-bind="$attrs">
+        <p>{{ $attrs.description }}</p>
+    </DocSectionText>
+    <div class="card">
+        <img class="w-full" src="https://primefaces.org/cdn/primevue/images/pt/wireframe-placeholder.jpg" />
+    </div>
+</template>
diff --git a/doc/tristatecheckbox/pt/index.vue b/doc/tristatecheckbox/pt/index.vue
new file mode 100644
index 000000000..3272c69b2
--- /dev/null
+++ b/doc/tristatecheckbox/pt/index.vue
@@ -0,0 +1,41 @@
+<template>
+    <div class="doc-main">
+        <div class="doc-intro">
+            <h1>Rating Pass Through</h1>
+        </div>
+        <DocSections :docs="docs" />
+    </div>
+    <DocSectionNav :docs="docs" />
+</template>
+
+<script>
+import DocApiTable from '@/components/doc/DocApiTable.vue';
+import { getPTOption } from '@/components/doc/helpers/PTHelper.js';
+import PtDoc from './PTDoc.vue';
+import PTImage from './PTImage.vue';
+
+export default {
+    data() {
+        return {
+            docs: [
+                {
+                    id: 'pt.image',
+                    label: 'Wireframe',
+                    component: PTImage
+                },
+                {
+                    id: 'pt.doc.steps',
+                    label: 'Rating PT Options',
+                    component: DocApiTable,
+                    data: getPTOption('TriStateCheckbox')
+                },
+                {
+                    id: 'pt.demo',
+                    label: 'Demo',
+                    component: PtDoc
+                }
+            ]
+        };
+    }
+};
+</script>
diff --git a/pages/slider/index.vue b/pages/slider/index.vue
index 803e0fa68..4ecf1f03b 100755
--- a/pages/slider/index.vue
+++ b/pages/slider/index.vue
@@ -12,6 +12,7 @@ import StepDoc from '@/doc/slider/StepDoc';
 import StyleDoc from '@/doc/slider/StyleDoc';
 import VerticalDoc from '@/doc/slider/VerticalDoc';
 import PTComponent from '@/doc/slider/pt/index.vue';
+
 export default {
     data() {
         return {
diff --git a/pages/tristatecheckbox/index.vue b/pages/tristatecheckbox/index.vue
index 42c4fe566..970283d32 100755
--- a/pages/tristatecheckbox/index.vue
+++ b/pages/tristatecheckbox/index.vue
@@ -1,5 +1,12 @@
 <template>
-    <DocComponent title="Vue TriStateCheckbox Component" header="TriStateCheckbox" description="TriStateCheckbox is used to select either true, false or null as the value." :componentDocs="docs" :apiDocs="['TriStateCheckbox']" />
+    <DocComponent
+        title="Vue TriStateCheckbox Component"
+        header="TriStateCheckbox"
+        description="TriStateCheckbox is used to select either true, false or null as the value."
+        :componentDocs="docs"
+        :apiDocs="['TriStateCheckbox']"
+        :ptTabComponent="ptComponent"
+    />
 </template>
 
 <script>
@@ -10,6 +17,7 @@ import VeeValidateDoc from '@/doc/tristatecheckbox/form/VeeValidateDoc.vue';
 import ImportDoc from '@/doc/tristatecheckbox/ImportDoc';
 import InvalidDoc from '@/doc/tristatecheckbox/InvalidDoc';
 import StyleDoc from '@/doc/tristatecheckbox/StyleDoc';
+import PTComponent from '@/doc/tristatecheckbox/pt/index.vue';
 
 export default {
     data() {
@@ -57,7 +65,8 @@ export default {
                     label: 'Accessibility',
                     component: AccessibilityDoc
                 }
-            ]
+            ],
+            ptComponent: PTComponent
         };
     }
 };