How to Validate an Aadhaar Number
Published: December 24, 2024
Last updated: January 12, 2025

Steps to Validate an Aadhaar Number

Validating an Aadhaar number involves several steps to ensure it follows the correct Aadhaar number format:

  1. Check the length: Ensure the number is exactly 12 digits long.
  2. Verify the first digit: It should never be zero.
  3. Apply the Verhoeff algorithm: This checks the integrity of the number.

To understand more about what makes a valid Aadhaar number, read what is an Aadhaar number.

Using Our Aadhaar Validator Tool

Our free online tool simplifies the validation process:

  1. Enter the 12-digit Aadhaar number in the input field.
  2. Click the "Validate" button.
  3. Receive instant feedback on the validity of the number.

Businesses use validation tools like ours to streamline operations and reduce costs. Learn more about how businesses use Aadhaar validation in their workflows.

Understanding Validation Results

After validation, you'll see one of two results:

  • Valid: The number passes all checks and is correctly formatted.
  • Invalid: The number fails one or more checks and may not be a genuine Aadhaar number.

Importance of Regular Validation

Regularly validating Aadhaar numbers can help prevent fraud and ensure the accuracy of your records. It's a crucial step in many business and governmental processes in India.

Privacy Considerations

When implementing Aadhaar validation in your systems, it's essential to follow proper data protection practices. Our tool performs validation entirely in your browser for maximum privacy. Learn more about privacy and legal considerations when using Aadhaar data.