Update the description of a firm VAT rate.
Documentation Index
Fetch the complete documentation index at: https://docs.contazen.ro/llms.txt
Use this file to discover all available pages before exploring further.
description is mutable. percent is immutable — changing it would
silently invalidate every bill line that already references this rate and
break the historical audit trail.
To replace a rate with a new percent, add a new rate and migrate referencing
invoices manually.