UJP is a single entry or exit point for the exchange of e-invoices issued and received by budget users. As one of the earliest adopters of B2G e-invoicing, this latest development follows the 2015 mandate by the Government of Slovenia requiring all suppliers to the Slovenia public sector to submit e-invoices.   The mandates apply to the following:     Budget users, who must receive e-invoices, and issue e-invoices if the e-invoice recipient is another budget user; and All those who do business with budget users to send e-invoices for supplied goods and services.   e-SLOG, 'Elektronsko poslovanje slovenskega gospodarstva'...