Frank Cools a08cc30293 Add comprehensive EU transaction handling for CA-3 VAT declarations ... EU Transaction Scenarios: 1️⃣ Incoming EU Invoices (Purchases): - Supplier invoices HT (no VAT) - French autoliquidation: 4452xxx (VAT due) + 4456xx (VAT deductible) - Net effect: zero if fully deductible - CA-3 impact: Lines 17 (VAT due) + 20/21 (VAT deductible) 2️⃣ Outgoing EU Invoices (Sales): - Case A (B2B): No French VAT, Lines 05/06 (base HT only) - Case B (B2C): OSS threshold handling (€10,000) - Case C (Special): Construction/energy reverse charge - Invoice text requirements for EU transactions 3️⃣ DEB/DES Integration: - Link CA-3 lines 05/06 with exchange declarations - Cross-validation between CA-3 and DEB/DES - Automatic data import and validation Enhanced Features: - EU transaction type detection and classification - OSS threshold monitoring and alerts - DEB/DES data integration and validation - Special case handling (construction, energy) - Comprehensive EU transaction workflow Updated estimates: +64 hours for EU transaction handling Total project: 414+ hours with full EU compliance		2025-10-02 15:55:13 +02:00
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en_US	Add comprehensive EU transaction handling for CA-3 VAT declarations	2025-10-02 15:55:13 +02:00
fr_FR	Add comprehensive EU transaction handling for CA-3 VAT declarations	2025-10-02 15:55:13 +02:00