Skip to main content
Pioe Taxmate APIPioe Taxmate API
Portal
IntroductionError Codes

Error Codes

Blackgoat uses standard HTTP response codes to indicate the success or failure of an API request. Codes in the 2xx range indicate success,4xx range indicate user errors, and5xx range indicate server errors.

200

OK

Request was successful.

400

Bad Request

Invalid payload or missing required parameters.

401

Unauthorized

Invalid or missing API key.

402

Payment Required

Insufficient wallet balance to perform request.

404

Not Found

Endpoint or resource does not exist.

500

Server Error

An unexpected error occurred in our systems.

JSON Error Response

Errors will return a JSON body containing a descriptive error message to help you debug.

application/json
{
  "error": "Unauthorized",
  "message": "The provided API key is invalid or has been revoked.",
  "request_id": "req_8fac294..."
}

© 2026 Pioe Taxmate Technologies. All rights reserved.