Veri*Factu (Spain) fiscal compliance for OpenPOS + WooCommerce

WooCommerce Veri*Factu / SII Compliance Plugin

Version

Compatible with WooCommerce 9.x – 10.x

---

1. Overview

This plugin enables Spanish fiscal compliance for WooCommerce-based POS and online stores, following:

• Veri*Factu (Real-time invoice integrity & traceability)
• SII (Suministro Inmediato de Información) readiness
• AEAT requirements (Agencia Tributaria)

The plugin ensures:

• Invoice immutability
• Sequential numbering
• Hash chain integrity
• QR Code generation
• Audit-ready exports

---

2. Legal Background (Spain)

Spanish law requires that POS and e-commerce systems:

• Prevent deletion or modification of invoices
• Record all events (sale, refund, cancel)
• Generate verifiable QR codes
• Maintain a tamper-proof audit trail
• Support Veri*Factu transmission or inspection

This plugin is designed to meet those requirements.

---

3. Installation

1. Upload the plugin ZIP via Plugins → Add New
2. Activate the plugin
3. Ensure:
   • PHP ≥ 8.0
   • WooCommerce ≥ 9.0
   • ZipArchive enabled

---

4. Configuration

Go to:

WooCommerce → Settings → Fiscal Compliance (Veri*Factu)

4.1 Company Information (Mandatory)

Field	Description
Company Name	Legal business name
NIF	Spanish tax ID
Address	Legal address
Country	Must be Spain

⚠️ These values are embedded in fiscal records and QR codes.

---

4.2 Compliance Mode

Option	Description
Disabled	No fiscal logic applied
Veri*Factu Mode	Full fiscal compliance (recommended)

Once enabled:

• Orders become immutable
• Fiscal data is locked
• Hash chain starts automatically