diff --git a/README.md b/README.md
index b66da55..7e2bfcd 100644
--- a/README.md
+++ b/README.md
@@ -141,6 +141,30 @@ export function InputMask() {
 
     );
 
+}
+```
+
+ - Mask verification completed and tested
+
+```js
+import { useCompleteMask, presets } from "mask-hooks";
+import { useState } from "react";
+
+export function InputMask() {
+
+    const maskComplete = useCompleteMask(presets.DATE_STAMP, result => !isNaN(Date.parse(result)));
+    const [ data, setData ] = useState(maskComplete(''));
+
+    return (
+
+        <input
+            value={ data.result }
+            onChange={ input => setData(maskComplete(input.currentTarget.value)) }
+            style={ { color: data.passing ? "#00ff00" : "#ff0000" } }
+        />
+
+    );
+
 }
 ```
 
@@ -168,7 +192,7 @@ function useMask(settings: MaskProps): <T extends Stringable>(target: T) => stri
  - **Function `useCompleteMask`**: Returns a function to use the preconfigured mask with additional information in the result.
 
 ```ts
-function useCompleteMask(settings: MaskProps): <T extends Stringable>(target: T) => { result: string, completed: boolean; entries: number; cleaned: string; }
+function useCompleteMask(settings: MaskProps, onComplete ?: (result : string, cleaned: string) => boolean): <T extends Stringable>(target: T) => { result: string, completed: boolean; entries: number; cleaned: string; passing   : boolean | null; }
 ```
 
  - **Function `applyMask`**: use a mask directly on the target
diff --git a/package.json b/package.json
index a48702a..338c949 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mask-hooks",
-  "version": "3.0.0",
+  "version": "3.1.0",
   "description": "Lightweight package with functions and hooks for masking data inputs and outputs for Node.JS projects",
   "main": "dist/common/index.js",
   "module": "dist/module/index.js",
diff --git a/src/index.ts b/src/index.ts
index 2222c76..bd10e88 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,5 +1,5 @@
-import Mask from './mask.class';
 import type { MaskProps, Stringable } from './mask.class';
+import Mask from './mask.class';
 
 export type MaskApplicator<O = string> = <T extends Stringable>(target : T) => O;
 
@@ -8,6 +8,7 @@ export type CompleteMask = {
     completed : boolean;
     entries   : number;
     cleaned   : string;
+    passing   : boolean | null;
 }
 
 export function useMask(settings : MaskProps) : MaskApplicator {
@@ -17,17 +18,22 @@ export function useMask(settings : MaskProps) : MaskApplicator {
 
 }
 
-export function useCompleteMask(settings : MaskProps) : MaskApplicator<CompleteMask> {
+export function useCompleteMask(settings : MaskProps, onComplete ?: (result : string, cleaned: string) => boolean) : MaskApplicator<CompleteMask> {
 
     const mask = new Mask(settings);
 
     function apply<T extends Stringable>(target : T) : CompleteMask {
+
+        const result : string = mask.apply(target);
+
         return ({
-            result:    mask.apply(target),
+            result,
             completed: mask.completed,
             entries:   mask.entries,
-            cleaned:   mask.cleaned
-        })
+            cleaned:   mask.cleaned,
+            passing:   (typeof onComplete === 'function' && mask.completed) ? onComplete(result, mask.cleaned) : null
+        });
+
     }
 
     return apply.bind(mask);
@@ -41,7 +47,8 @@ export function applyMask<T extends Stringable>(target : T, settings : MaskProps
 
 }
 
-export { default as presets, getPresetMask } from './presets.const';
+export { getPresetMask, default as presets } from './presets.const';
 export type { PresetOption } from './presets.const';
+export { Mask };
 export type { MaskProps, Stringable };
-export { Mask };
\ No newline at end of file
+
diff --git a/tests/index.spec.ts b/tests/index.spec.ts
index c2f498b..e4df8f1 100644
--- a/tests/index.spec.ts
+++ b/tests/index.spec.ts
@@ -19,6 +19,16 @@ describe('Functions and hooks tests', () => {
 
     });
 
+    test('Hook useCompleteMask with test', () => {
+
+        const maskComplete = useCompleteMask(getPresetMask('DATE_STAMP'), result => !isNaN(Date.parse(result)));
+        
+        expect(maskComplete('20231').passing).toBe(null);
+        expect(maskComplete('20231125').passing).toBe(true);
+        expect(maskComplete('20231150').passing).toBe(false);
+
+    });
+
     test('Function applyMask', () => {
 
         expect(applyMask('1a2b3c', getPresetMask('ONLY_LETTERS', { transform: 'uppercase' }))).toBe('ABC');