# Spain Verifactu & Ley Crea y Crece: E-Invoicing Rules, Timelines & Formats

- Date: 2026-07-03
- Reading time: 8 min read

Guide to Spain’s e-invoicing reforms: Ley Crea y Crece B2B mandate, Verifactu AEAT software requirements, XML formats, and payment reporting.

## Article overview

        This article explains Spain Verifactu & Ley Crea y Crece: E-Invoicing Rules, Timelines & Formats as a practical reference for European e-invoicing. It defines the topic in plain language, places it in the compliance context, and connects the explanation to invoice formats such as XRechnung, ZUGFeRD/Factur-X, UBL, and CII.

Spain is undergoing a major dual transformation in invoicing: mandatory B2B e-invoicing under Ley Crea y Crece and anti-fraud invoicing software certification under the Verifactu regulation.

Understanding the boundary between B2B e-invoicing clearing and Verifactu billing software compliance is essential for software vendors, accounting teams, and cross-border suppliers.

        ## How to use this guide

        Use the article as a starting point before changing a finance or ERP workflow: identify the applicable country rule or standard, decide which structured format is expected, validate the generated XML, and keep a documented exception process for invoices that require manual review.

## Ley Crea y Crece vs. Verifactu: Two Pillars

For Ley Crea y Crece vs. Verifactu: Two Pillars, review these points before moving on.

- Ley Crea y Crece: Governs mandatory B2B e-invoicing. Requires structured XML e-invoices for domestic transactions and payment status tracking (acceptance, payment confirmation).
- Verifactu (AEAT): Governs invoicing software integrity. Requires billing software to generate tamper-evident XML records with hashes, QR codes, and direct transmission to Spain’s tax agency (AEAT).
## Phased Rollout Schedule

For Phased Rollout Schedule, review these points before moving on.

- Large Businesses (>€8M turnover): Ley Crea y Crece mandatory 12 months after royal decree approval.
- All Other B2B Businesses: Mandatory 24 months after royal decree approval.
- Verifactu Software Compliance: Certified billing software rules apply to all commercial software providers across Spain.
## Official References

For Official References, review these points before moving on.

- [Agencia Tributaria (AEAT) - Verifactu Portal](https://www.agenciatributaria.es)
## Ready to convert your invoices?

Start converting PDF invoices to XRechnung, ZUGFeRD, and other formats today.

[View Pricing](/en/convert)