Area of e-government: e-bill/e-payment
The InvoicePA is an electronic invoice within the meaning of Article 21(1) of Presidential Decree 633/72 and is the only type of invoice accepted by public administrations that are required by law to use the Interchange System.
The InvoicePA has the following characteristics
- the content is represented, in an XML (eXtensible Markup Language) file, according to the InvoicePA format, which is the only one accepted by the Interchange System;
- the authenticity of the origin and the integrity of the content are guaranteed by the qualified electronic signature of the person issuing the invoice;
- transmission is linked to the presence of the unique identification code of the invoice recipient office listed in the Index of Public Administrations.