The countdown to Verifactu becoming mandatory has begun. From January 1, 2026, all Spanish companies will have to adapt their invoicing systems to the new regulations of the Tax Agency. For self-employed workers, the deadline has been extended until...
Spanish tax law imposes various obligations, but one of the best known is income tax withholding. It plays an essential role in invoicing and accounting, so questions about which invoices are subject to income tax and when it applies are as common as they are important....
Invoice numbering is a "three-in-one" process: a legal requirement, an internal control mechanism, and an essential practice for the financial traceability of a business. Incorrect invoice numbering can result in penalties from the Tax Agency,...
