2026
- April 27 - VeriFactu vs No-VeriFactu: Key Differences, 2027 Deadlines and Which to Choose
- April 28 - VeriFactu Invoicing Software 2027: 21 Programs Compared (Dual vs VeriFactu-Only)
- April 29 - E-Invoicing in Europe 2026-2030: How It Is Being Implemented Country by Country
- April 30 - Credit Seizures and E-Invoicing in Europe: What Spain and Italy Can Already Do with Your Invoice Data
- May 1 - Complete Checklist: What an Invoice and a SIF Must Contain Under RD 1007/2023 and Order HAC/1177/2024
- May 2 - RD 1007/2023 Explained Step by Step for Freelancers and SMEs: What It Requires and From When
- May 3 - VAT Liability vs VAT Exemption in Spain: Key Differences and the Legal Requirement to State the Exemption on the Invoice
- May 3 - SIF, VeriFactu and B2B E-Invoicing: Spain's Three Major Invoicing Changes Explained
- May 3 - When Does E-Invoicing Become Mandatory in Spain? Real Deadlines of RD 238/2026
- May 3 - E-Invoicing in the EU: Spain vs Germany, France, Italy and Other Countries in 2026-2030
- May 3 - Invoice Status vs Accounting Entry: Why Payment Does Not Determine Accrual
- May 3 - B2B E-Invoicing vs VeriFactu in Spain: Two Different Obligations You Must Not Confuse
- May 3 - When to Issue a Corrective Invoice and When to Cancel in Spain: Differences, Requirements and Consequences