https://peppolnews.com/2026/08/oman-mandatory-e-invoicing-april-2027/ PeppolNews en 2026-08-12T05:32:40.186Z Oman mandates electronic VAT invoicing from April 2027 in two-phase rollout https://peppolnews.com/2026/08/denmark-nemhandel-maintenance-august-2026/ PeppolNews en 2026-08-12T05:31:44.321Z Denmark's Nemhandel network to undergo maintenance on August 12, 2026 https://peppolnews.com/2026/08/denmark-digital-bookkeeping-e-invoicing-enrollment/ PeppolNews en 2026-08-10T13:05:31.000Z Denmark proposes automatic e-invoicing enrollment in digital bookkeeping systems https://peppolnews.com/2026/08/luxembourg-b2b-e-invoicing-2028/ PeppolNews en 2026-08-10T12:52:13.000Z Luxembourg proposes mandatory B2B e-invoicing from 2028 under ViDA rules