Code list

Definition

A predefined set of allowed codes/values (e.g., VAT category, payment means).

Used to standardize meanings across systems.

Validation often checks that a code is allowed for the selected profile/standard.

Process of checking an e-invoice against syntax rules and business rules.

Classification of tax treatment (e.g., standard, exempt, zero-rated).

Code describing how an invoice is paid (e.g., bank transfer, card, cash).