# Tax ID Validation

> Validate tax identification numbers across 193 countries

Format validation with 20 checksum algorithms plus live authority-backed verification for 61 countries covering 242 tax types.

**Coverage:** 193 countries, 242 tax types

## Key Features

- 20 checksum algorithms
- Live authority verification
- 242 tax types
- Format + authority validation

## Get Started

1. Sign up at https://www.qubiton.com/auth/register
2. Get your API key
3. Start validating: https://www.qubiton.com/docs/quickstart

## Links

- [Pricing](https://www.qubiton.com/pricing)
- [Documentation](https://www.qubiton.com/docs)
- [API Playground](https://www.qubiton.com/docs/playground)