MUmultigest
Clients - Protected

Check NIF duplicate

Check if a NIF (Portuguese or foreign) is already linked to a client in the same company. Matches against both Cliente.NIF and Cliente.foreign_NIF.

get/api/clients/check-nif

Request

  • Base URL
    https://api.multigest.pt (the document declares no server; this is the origin it was published from)
  • URL
    https://api.multigest.pt/api/clients/check-nif
  • Auth
    API key in header x-api-token and API key in header x-origin-verify

Query parameters

nifstring required

NIF (Portuguese 9-digit or foreign alphanumeric) to check

exclude_idinteger nullable

Client ID to exclude (for updates)

Headers

x-api-tokenstring nullable

Response

Successful Response

existsboolean required
client_idinteger nullable
client_namestring nullable
is_foreignboolean

Changes

No recorded changes to this operation across all 21 revisions of this API.