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Reference / MTC

MTC certificate

Details of the transport certificate tied to a specific plate.

POST /api/mtc/constancia

What it's for: Check a vehicle's technical details before assigning it a load.

Authentication

X-API-Key string header required
X-API-Key: tu_token
Authorization string header
Authorization: Bearer tu_token

Either one works. The token is generated from the client dashboard.

Body parameters

ruc string required
Company tax ID (RUC). Example: 20123456789
registro string required
MTC registration code. Example: 0001234
placa string required
Vehicle plate. Example: ABC-123

Response

Main fields this lookup returns:

  • placa
  • nro_constancia
  • categoria
  • serie_chasis
  • carga_util

Repeats of the same lookup are served from cache for 30 days and don't count against your plan.

Status codes

200 OK
Lookup resolved. Counts one request against the plan.
401 Invalid or expired token
The authentication header is missing or the token isn't valid.
403 No access
The plan doesn't cover this service, or the subscription isn't active.
404 Not found
The lookup ran but returned nothing. It still counts.
429 Limit reached
The period's lookups have run out.
500 Service error
The official source failed to answer. Nothing is cached.