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What's New in bizAPIs 3.0
Enhanced Error Responses with bizAPIs Status Codes
bizAPIs 3.0 introduces structured error responses with dedicated bizAPIs status codes, making debugging faster and support interactions more efficient. All error responses now include detailed metadata like requestId, errorCode, and errorName to help you quickly identify and resolve issues.
Availability by Environment
Environment Status
📚 Documentation ⏳ Coming Soon
🧪 QUAL ⏳ Coming Soon
🚀 Production ⏳ Coming Soon
Learn more about error handling →

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JSON Schema for API Response

{
  "type" : "object",
  "properties" : {
    "message" : {
      "type" : "string",
      "description" : "A human-readable message providing additional information about the response, such as error details or informative status updates"
    },
    "data" : {
      "type" : "object",
      "properties" : {
        "requestId" : {
          "type" : "string",
          "description" : "Unique identifier for the request"
        },
        "paymentDocs" : {
          "type" : "array",
          "description" : "List of IUC payment documents",
          "items" : {
            "type" : "object",
            "properties" : {
              "documentId" : {
                "type" : "string",
                "description" : "Unique identifier for the document"
              },
              "fiscalId" : {
                "type" : "string",
                "description" : "Fiscal Identification"
              },
              "paymentDueDate" : {
                "type" : "string",
                "description" : "Due date for the payment"
              },
              "address" : {
                "type" : "string",
                "description" : "Address of the passive subject"
              },
              "paymentReference" : {
                "type" : "string",
                "description" : "Payment reference associated with the payment document"
              },
              "amount" : {
                "type" : "number",
                "description" : "Amount to Pay"
              }
            }
          }
        }
      }
    },
    "files" : {
      "type" : "array",
      "description" : "A list of files, each encoded as a Base64 string. Used when multiple files are included in the response.",
      "items" : {
        "type" : "string"
      }
    }
  }
}

{
  "type" : "object",
  "properties" : {
    "message" : {
      "type" : "string",
      "description" : "Mensagem legível para humanos que fornece informações adicionais sobre a resposta, como detalhes de erro ou atualizações informativas de estado"
    },
    "data" : {
      "type" : "object",
      "properties" : {
        "requestId" : {
          "type" : "string",
          "description" : "Identificador único do pedido"
        },
        "paymentDocs" : {
          "type" : "array",
          "description" : "Lista de documentos de pagamento IUC",
          "items" : {
            "type" : "object",
            "properties" : {
              "documentId" : {
                "type" : "string",
                "description" : "Identificador único do documento"
              },
              "fiscalId" : {
                "type" : "string",
                "description" : "Identificação fiscal"
              },
              "paymentDueDate" : {
                "type" : "string",
                "description" : "Data limite para pagamento"
              },
              "address" : {
                "type" : "string",
                "description" : "Morada do sujeito passivo"
              },
              "paymentReference" : {
                "type" : "string",
                "description" : "Referência de pagamento associada ao documento de pagamento"
              },
              "amount" : {
                "type" : "number",
                "description" : "Montante a pagar"
              }
            }
          }
        }
      }
    },
    "files" : {
      "type" : "array",
      "description" : "Lista de ficheiros, cada um codificado como uma string Base64. Utilizado quando múltiplos ficheiros estão incluídos na resposta.",
      "items" : {
        "type" : "string"
      }
    }
  }

Best Practices

Always log the requestId - Include it when contacting support for faster issue resolution
Use errorCode or errorName for programmatic error handling in your application
Reference the timestamp for correlating errors with your application logs

📖 View complete error codes reference →

200200

401401

503503