Gera Tools

VAT & Tax IDs

3 free vat & tax ids tools in the Validators & Checkers collection — every one runs in your browser with no signup and no uploads.

Belarus UNP Validator

Validate a 9-character Belarusian UNP taxpayer number (modulo-11).

Japan Corporate Number Validator

Validate Japanese 13-digit corporate number (法人番号)

Poland VAT Number Validator

Validate Polish NIP-based VAT numbers (PL + 10-digit NIP) with the modulo-11 check.