Validation guides
- How to validate an Argentine CUIT or CUIL
- How to validate an Argentine CBU
- How to validate a Mexican RFC
- How to validate a Mexican CURP
- How to validate a Mexican CLABE
- How to validate a Chilean RUT
- How to validate a Colombian NIT
- How to validate a Peruvian RUC
- How to validate a Uruguayan ID card (CI)
- How to validate an Ecuadorian cédula
- How to validate a Brazilian CPF or CNPJ (including alphanumeric CNPJ)