Mundo Braz · Business guide
How to Verify a Brazilian Company or Supplier: CNPJ and Operating Evidence
A practical multilingual guide to checking a Brazilian company’s CNPJ identity and status, matching its activity and address, and testing government and market traces without treating any single record as proof of capacity, quality, or performance.
DIRECT ANSWER
Start with the CNPJ number supplied by the vendor. Retrieve the official registration and status certificate through REDESIM or Receita Federal, then match the legal name, address, principal and secondary activities, status, and QSA. Compare the activities with IBGE’s official CNAE classification and, where relevant, check a state tax registry; Paraná, for example, allows a search by CNPJ or CAD.ICMS/PR registration. Use REDESIM viability information to understand whether the activity fits the address, and use INPI and Comex Stat only as corroborating signals. Request dated documents, validate authenticity, and independently contact the business before any deposit.
1. Start with a verifiable legal identity
Ask the company for its full legal name, CNPJ, address, and named contact. The government’s Consultar CNPJ service lets anyone consult legal-entity data, including registration status and the Quadro de Sócios e Administradores (QSA), and the REDESIM portal offers registration/status certificates, including an authenticated version. Match every digit and spelling in the certificate against the quotation, bank beneficiary, and contract. A trade name can differ from the legal name, but a different CNPJ or address requires a written explanation. Record the consultation date and time because registration status can change.
2. Match activity and address without confusing eligibility with operation
Use IBGE’s CNAE search to understand the code, its place in the classification structure, and explanatory notes. Check whether the registered activities make sense for the requested product or service. REDESIM explains that the preliminary viability consultation checks with the municipality whether the business activities may be carried out at the chosen address and checks whether a similar legal name already exists; approval is a condition for obtaining an operating permit. This is regulatory eligibility, not proof of inventory, a functioning plant, or an active team. Request a dated video or photos, delivery address, and evidence of equipment or demonstrable production capacity.
3. Add state, intellectual-property, and trade layers
A federal record does not replace a state-level check. Verify the tax registration in the state where the establishment or transaction is located; Paraná’s Secretaria da Fazenda, for example, accepts a CNPJ or CAD.ICMS/PR search and may show more than one state registration when a CNPJ is linked to multiple establishments. Use INPI’s portal to search trademarks, patents, software, industrial designs, and technology contracts, but do not treat an IP filing as proof of sales. Comex Stat provides official statistics by product, country, federation unit, and municipality; it is not a quality certificate or automatic proof that a named supplier made a claimed shipment.
4. Build a decision from multiple operating signals
Treat a company as procurement-ready only after assembling a consistent evidence pack, not merely after finding an active CNPJ. Request a quotation in the legal entity’s name, a sample or specification, pro forma invoice, delivery or Incoterms terms, contactable customer references, and bank evidence obtained through an independent channel. Match the bank beneficiary to the contracting entity, and make a phone or video call using a number found independently of the incoming email. Document who checked what and when, and keep the first payment small and conditional on inspection or a third party. Do not publish more QSA or personal data than the legitimate purpose requires.
WHAT TO DO NEXT
- 1
Request the CNPJ, legal entity name, address, and CNAE code from the supplier.
- 2
Retrieve the registration/status certificate through REDESIM or Receita Federal and save it with the query date.
- 3
Compare name, address, QSA, and activities with the quotation, invoice, and contract.
- 4
Interpret the CNAE codes in IBGE’s search and distinguish registered activity from actual supply capacity.
- 5
Check the relevant state registry; in Paraná use the CNPJ or CAD.ICMS/PR, noting that one CNPJ can relate to multiple establishments.
- 6
Use REDESIM viability, INPI, and Comex Stat as corroborating signals, not as substitutes for supplier diligence.
- 7
Conduct a call or virtual visit, request a sample and references, and match bank details through an independent channel.
- 8
Start with a small payment conditional on inspection or a third party, and document the accept/reject decision.
LIMITS AND RISKS TO CONFIRM
- Stale or altered certificate: save a dated copy and use REDESIM’s authenticity route or code.
- Trade-name confusion: do not pay when the CNPJ and beneficiary do not match across contract, invoice, and bank evidence.
- Over-reading sector records: CNAE, INPI, or Comex Stat can corroborate context but do not prove inventory, quality, or performance.
- Email or bank-account impersonation: call back through an independent number and confirm any payment-instruction change in writing.
- Privacy and compliance: QSA may include personal data; use the minimum necessary and do not republish it without a lawful purpose.
FAQ
Frequently asked practical questions
Is an active CNPJ enough?
No. An active status shows a federal registration at the time of the query, but it does not prove production capacity, product quality, bank-account ownership, or contractual performance. Match activities and address, check the state registry when relevant, and request independent operating evidence.
What is the difference between a CNPJ certificate and REDESIM viability?
A CNPJ certificate presents registration and status data, with an authenticated version available. A preliminary viability consultation checks whether activities may be carried out at a proposed address and whether a similar legal name is already registered. Viability is not a final permit and is not proof of actual operations.
Does appearing in Comex Stat prove that the company exported?
Do not use Comex Stat as stand-alone proof of a named exporter or shipment. It is the official system for goods-trade statistics and supports analysis by product, country, federation unit, and municipality. Treat results as sectoral or geographic context, then request shipping documents and verify the contracting party independently.
SOURCE REGISTER
Open the original evidence and confirm it is current
Editorial review: 2026-09-20
The official portal issues CNPJ registration and registration-status certificates, including an authenticated certificate with an authenticity code.
Checked: 2026-09-20Anyone can consult legal-entity CNPJ data, including registration status and QSA, issue the certificate, and consult Simples Nacional status; the service is free and immediate. The page states it was last modified on 2026-07-29.
Checked: 2026-09-20The preliminary viability consultation checks with municipalities whether activities can be carried out at the chosen address and checks similar registered legal names; address approval is a condition for an operating permit.
Checked: 2026-09-20Paraná’s public service allows establishment information to be queried using CNPJ or CAD.ICMS/PR; if one CNPJ maps to multiple state registrations, they are shown individually. The consultation is immediate and free.
Checked: 2026-09-20Comex Stat is the official system for Brazilian goods-trade statistics and supports queries by products, countries, federation units, and municipalities; the page displayed data through 2026-08, updated 2026-09-04.
Checked: 2026-09-20The official search portal provides searches for trademarks, patents, software, industrial designs, and technology contracts, and links to open data and statistics; a filing is not itself proof of commercial operation.
Checked: 2026-09-20The official CNAE search lets users find activity or class/subclass codes from a description or code and see the code’s position and explanatory notes in the classification structure.
Checked: 2026-09-20