According to Legislative Decree no. 127/2015, art. 1 and Decree Law 78/2010, art. 21, all companies in Italy must transmit electronically in XML format of the Purchases and Sales Invoices Communications (DATIFATTURA) starting from October 2017. It was also announced by Italian tax Authority that from the beginning of 2019 together with an obligation of electronic VAT reporting with a pre-approval with Italian tax authorities Sdl platform, the Purchases and Sales Invoices Communications reporting will be replaced by the Esterometro submission - Purchases and Sales Invoices Communications report of cross-border transactions to or from non-residents, or non-established in the territory of Italy entities.
Dynamics AX 2012 R3 supports Purchases and Sales Invoices Communications report for Italy, the hotfix was released: #4038740.
(ITA) Meet “Esterometro 2019” report requirements in Finance and Operations (White paper): https://mbs.microsoft.com/files/customer/AX/Learning/whitepapers/IT_ESTEROMETRO_2019.pdf
This article describes changes in the Purchases and Sales Invoices Communications (Esterometro) reporting process on Dynamics AX 2012 R3 introduced for the purpose to accommodate changes in VAT management in case if a company applies VAT management and reporting by tax point date (“Date of VAT register”): KB #4511202.