Spain introduces mandatory electronic invoicing for business-to-business transactions, targeting the country's chronic payment delay issues that exceed EU limits.
Apr 10, 2026 · 4 min read

Spain's Council of Ministers has approved a royal decree mandating electronic invoicing for all business-to-business operations, targeting the country's persistent payment delay problems that undermine SME cash flow and breach European Union standards.
The new regulatory framework requires companies and professionals to digitally record the complete invoicing cycle – from issuance through acceptance to actual payment – providing unprecedented transparency and control over commercial transactions.
Spain currently maintains one of the European Union's longest average payment periods at around 80 days, significantly exceeding the legal limit of 60 days. The electronic invoicing mandate aims to provide small and medium enterprises with greater visibility over invoice status and potentially improved collection timelines.
Under the new system, each invoice must electronically record its issuance, acceptance, and actual payment, enabling both companies and the administration to monitor compliance and detect delays. This comprehensive tracking represents a fundamental shift from current practices where, according to EU data, only a minority of large companies meet their payment obligations punctually.
Spain's Payment Delay Problem
Spain maintains Europe's worst payment performance with an average of 80 days, significantly exceeding the EU legal limit of 60 days. Only a minority of large companies currently meet their payment obligations punctually, creating severe cash flow problems for SMEs across all industries.
The decree defines electronic invoices as structured files for automated reading, eliminating traditional formats like paper or PDF. Companies can exchange these documents through private platforms – which must be interconnected – or via a free public solution developed by the Spanish Tax Authority (Agencia Tributaria), also accessible to freelancers with low billing volumes.
Implementation follows a staggered timeline: companies with more than 8 million euros in billing have one year to adapt, while smaller businesses receive two years from publication of the ministerial order regulating technical aspects, expected before 1 July 2026.
Spain currently processes over 550 million electronic invoices annually, generating estimated savings exceeding 2.7 billion euros. Using the Italian model as reference, future volumes could reach 2 billion annual invoices with economic impact surpassing 8 billion euros.
The comprehensive invoice tracking system targets Spain's chronic payment delays that disproportionately affect SME liquidity and competitiveness.
This regulatory development operates within the Ley de Creación y Crecimiento Empresarial framework and runs parallel to initiatives like Verifactu, focused on tax fraud control. While both serve distinct objectives within Spain's economic digitalisation strategy, gaming operators and suppliers must prepare for significant changes to their invoicing processes and payment monitoring capabilities.
The mandatory electronic invoicing system represents a fundamental shift in how Spanish businesses manage commercial relationships, with particular implications for industries with complex supplier networks and varied payment terms.
Preparation Strategy for Gaming Companies
Gaming operators should begin evaluating their current invoicing systems and supplier networks immediately. Companies with complex payment structures and multiple suppliers will need to integrate new electronic tracking capabilities and may benefit from early adoption to avoid last-minute compliance issues.
According to AzarPlus.
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Written by
Viktoriia KononovaContent Partnership Manager
Viktoriia has been with We–Right™ Factory since 2022, managing content partnerships across regulated iGaming markets. With a copywriting background, she understands both the creative and compliance sides of iGaming content production. On the blog, Viktoriia writes about responsible gambling content, regulatory alignment, and practical challenges of producing content for multiple jurisdictions.
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