The law sets the following timelines for the businesses to send e-invoices to public entities:     18 May 2022 for large companies (5 months after the law's entry into force); 18 October 2022 for medium-size companies (10 months after the law's entry into force); 18 March 2023 for small and newly created businesses of all sizes (15 months after the law's entry into force).   It should be noted that e-invoices in Luxembourg will have to be sent via the Peppol network. Pagero is an accredited Peppol Service Provider ready to help you send e-documents in Luxembourg and other...