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business-id

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renatomb / validar_cnpj

Funções C#, Javascript, PHP, perl e Python para validação de CNPJ alfanumérico conforme Instrução Normativa RFB nº 2229, de 15 de outubro de 2024.

cnpj receita-federal check-digit cnpj-validator modulo-11 cnpj-validation tax-id cnpj-alfanumerico business-id tax-id-validation alfanumeric-cnpj

Updated Jun 18, 2026
C#

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