x402

Tax ID Validate (x402)

Validate tax identification number (TIN) formats for 40+ countries. Checks format rules and checksum algorithms where applicable. Does not verify with tax authorities.

get/x402/v2/tax-id-validate

Request

  • Base URL: https://api.strale.io
  • URL: https://api.strale.io/x402/v2/tax-id-validate
  • Auth: none required

Query parameters

tax_idstring required

Tax identification number (with or without country prefix)

country_codestring

ISO 2-letter country code (auto-detected from prefix if omitted)

Response

Success

validboolean
normalizedstring
format_namestring
country_codestring
checksum_validboolean

Example response

{
  "valid": true,
  "tax_id": "SE556703748501",
  "normalized": "SE556703748501",
  "format_name": "Momsregistreringsnummer",
  "country_code": "SE",
  "checksum_valid": null
}

Changes

No recorded changes to this operation across all 1 revision of this API.