Step 1 of 4 · The mapTax authority › Registration

The mapTax authorityRegistration

Taxpayer register & identifiers

partly covered · 1 open project

Registering businesses, individuals and other entities, checking identifiers, keeping the register complete and up to date.

The honest read

An open library validates tax identifiers for dozens of countries. The register itself has no open implementation in the list.

A draft: not yet reviewed by a tax specialist.

Start with

One library validates identifiers for dozens of countries; the rest of the activity is a gap.

Its 1 project

ProjectKindJurisdictionLast updateStars
python-stdnumParse and validate VAT, TIN and company numbers for dozens of countries.APIsGlobalAug 2026—

Every project here is maintained and serves a tax authority. See the team's projects in the list.

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Next · Step 2 of 4ProjectsEvery open source tax project in one list you can search by tax, country and kind.