{
  "id": "banking/pix-business-cpf-vs-cnpj",
  "signature": "AI tells a foreign company in Brazil to use a personal CPF for Pix business payments, ignoring that Pix requires a CNPJ for commercial transactions and has tax implications",
  "signature_zh": "AI告诉巴西的外国公司使用个人CPF进行Pix商业支付，忽略了Pix要求商业交易使用CNPJ以及税务影响",
  "regex": "Pix.*business.*CPF|Pix.*CNPJ.*required|Brazil.*Pix.*commercial",
  "domain": "banking",
  "category": "auth_error",
  "subcategory": null,
  "root_cause": "Brazil's Pix instant payment system mandates that business entities use a CNPJ (Cadastro Nacional da Pessoa Jurídica) for all commercial transactions; using a personal CPF (Cadastro de Pessoas Físicas) violates Receita Federal regulations, leading to blocked payments and tax audit risks.",
  "root_cause_type": "generic",
  "root_cause_zh": "巴西Pix即时支付系统强制要求商业实体使用CNPJ（法人国家登记号）进行所有商业交易；使用个人CPF（自然人登记号）违反Receita Federal法规，导致支付被拦截和税务审计风险。",
  "versions": [
    {
      "version": "Banco Central do Brasil Pix (launched 2020)",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "Receita Federal CPF/CNPJ schema",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "Registering a Pix key with a personal CPF and using it for all business payments, assuming it's fine for small transactions",
      "why_fails": "Banks and Receita Federal cross-check transaction patterns; if a CPF receives frequent high-volume business payments, it triggers red flags for tax evasion and the CPF can be suspended.",
      "fail_rate": 0.7,
      "condition": "",
      "sources": []
    },
    {
      "action": "Using a foreign company's tax ID (e.g., EIN) as a Pix key",
      "why_fails": "Pix only accepts Brazilian tax IDs (CPF/CNPJ); foreign IDs are not supported. The payment will be rejected by the bank.",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Obtain a CNPJ for the foreign company via the 'CNPJ de Empresa Estrangeira' process at Receita Federal. Then register a Pix key with the CNPJ (e.g., via the bank's app). Example: 'Use the CNPJ as the Pix key type 'CNPJ' and set up a Pix Cobrança for invoicing'.",
      "success_rate": 0.85,
      "how": "Obtain a CNPJ for the foreign company via the 'CNPJ de Empresa Estrangeira' process at Receita Federal. Then register a Pix key with the CNPJ (e.g., via the bank's app). Example: 'Use the CNPJ as the Pix key type 'CNPJ' and set up a Pix Cobrança for invoicing'.",
      "condition": "",
      "sources": []
    },
    {
      "action": "If a CNPJ is not feasible, use a Brazilian payment gateway (e.g., PagSeguro, Mercado Pago) that accepts CPF-linked accounts for micro-businesses but issues proper tax receipts (NF-e).",
      "success_rate": 0.75,
      "how": "If a CNPJ is not feasible, use a Brazilian payment gateway (e.g., PagSeguro, Mercado Pago) that accepts CPF-linked accounts for micro-businesses but issues proper tax receipts (NF-e).",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "Obtain a CNPJ for the foreign company via the 'CNPJ de Empresa Estrangeira' process at Receita Federal. Then register a Pix key with the CNPJ (e.g., via the bank's app). Example: 'Use the CNPJ as the Pix key type 'CNPJ' and set up a Pix Cobrança for invoicing'.",
    "If a CNPJ is not feasible, use a Brazilian payment gateway (e.g., PagSeguro, Mercado Pago) that accepts CPF-linked accounts for micro-businesses but issues proper tax receipts (NF-e)."
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://www.bcb.gov.br/estabilidadefinanceira/pix",
  "official_doc_section": null,
  "error_code": "PIX-CNPJ-REQUIRED",
  "verification_tier": "ai_generated",
  "confidence": 0.87,
  "fix_success_rate": 0.8,
  "resolvable": "true",
  "first_seen": "2023-09-01",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}