Fortnox

Interact with the Fortnox accounting API

AI-generated

Summary

Cancel an invoice in Fortnox by specifying its document number and company tenant ID.

Tenant ID (required) — The numeric tenant identifier for the Fortnox company, obtained during OAuth onboarding.
Document Number (required) — The identifier of the invoice document to cancel in Fortnox.

a single invoice record object reflecting the cancelled invoice

Returns the updated invoice data as provided by Fortnox API after the cancellation operation.