E-invoicing is mandatory for B2G transactions in Denmark, with digital reporting regulations introduced in 2023, requiring entities to register systems by October 2023 for compliance starting January 2024.
Denmark uses the NemHandel infrastructure, transitioning to Peppol, and supports electronic invoice formats like OIOUBL and Peppol BIS 3 to enhance efficiency and compliance.
Source: www.fiscal-requirements.com
