Immediately after, the invoice must be sent,

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As a first step, once the service has been completed (delivery of goods or performance of services) an invoice must be issued in Xml format that must not exceed 5 Mb. In order for the issued document to have full legal validity, it must be accompanied by a digital signature, which can be obtained by requesting it from certifiers accredited by the Agency for Digital Italy, or from your Chamber of Commerce. The digital signature, we specify, is nothing more than one of the different types of electronic signature, and is the computer equivalent of a traditional handwritten signature that guarantees the authenticity of the document, its integrity and gives it full legal validity.

referring to the recipient's identification code or his PEC address. The afghanistan consumer email list timing for this second phase is rather tight: in fact, the forwarding must be done within the deadline of the periodic VAT liquidation with respect to the date of the issued document.

Once the invoice has been sent, the Exchange System takes care of sending it to the recipient, except in the case of invoices to foreign countries and BtoC invoices.
Finally, all those who receive an invoice in electronic format are required to keep it for 10 years (even private individuals subject to the minimum regime or the so-called "flat-rate regime", if they have decided to accept this format).
As can be seen from this brief summary, invoicing involves a phase in which the private individual receives a document from the company via email, i.e. an invoice.