Legislation and rules
In this section you will find:
- the list of the main provisions on electronic invoicing,
- the reference technical documentation for the FatturaPA file and the The Exchange System.
Electronic invoicing is regulated by specific laws.
The FatturaPA is the only type of electronic invoice that will be accepted by Public Administrations which, according to the Law, are obliged to make use of the Exchange System.
Exchange System documentation
You can interact with the Exchange System by applying the appropriate technical rules to communicate and manage messages.