🚨 THIS APP IS NOT FROM THE GOVERNMENT 🚨
This app is independent and has NO ties to any government agencies (such as the Federal Revenue Service, SEFAZ, or similar agencies).
Its use is for informational purposes only. Always confirm information with official sources and consult an accountant before making tax decisions.

About the app
Monophásicos Codes 2025 was developed to facilitate the consultation of tax codes (CFOP, NCM, and CST) applicable to the monophasic regime. It organizes public information in a simple and accessible way, helping professionals and companies gain agility in their daily tax routines.

Main features:

Search by code or description

Automatic suggestions (autocomplete)

Favorites for quick access

Works offline after the first load

Official sources used:

Brazilian Federal Revenue Service: https://www.gov.br/receitafederal

Foreign Trade Portal (NCM): https://www.gov.br/comex

SEFAZ-SP: https://www.sefaz.sp.gov.br

Important notes:

Tax regulations may change. Always review current legislation.

The app does not collect personal data; all functions occur locally on the device.

For specific questions, seek professional guidance from an accountant.