Monday, December 22, 2025
2 changes · saas-18.3
New functionality added to Odoo
This update adds support for Guatemalan tax regulations, specifically related to Factura Especial (FESP) transactions. It includes new accounts and tax groups to handle withholding taxes for VAT and ISR, ensuring compliance with local legal requirements. This change is crucial for businesses operating in Guatemala.
Original PR description
**PURPOSE** - In Guatemala, a Factura Especial (FESP) is a legal mechanism established in Art. 52 of the VAT Law. - To achieve this functionality, we need to create withholding taxes. **SPECIFICATION** - Added new accounts for VAT and ISR withholdings. - Added new tax groups for VAT and ISR. - Added new taxes with negative values in withholding. task-5026698 see - https://github.com/odoo/enterprise/pull/96007 Forward-Port-Of: odoo/odoo#229493
This update adds support for a special Guatemalan invoice type (FESP) required by local regulations. It allows businesses to record purchases without supplier invoices, correctly calculating and tracking withholdings (VAT and ISR) for accurate accounting and reporting to the SAT. This ensures compliance with Guatemalan tax laws.
Original PR description
### PURPOSE - In Guatemala, a Factura Especial (FESP) is a legal mechanism established in Art. 52 of the VAT Law. - Generate Factura Especial (FESP) when registering a purchase without a supplier…
### PURPOSE - In Guatemala, a Factura Especial (FESP) is a legal mechanism established in Art. 52 of the VAT Law. - Generate Factura Especial (FESP) when registering a purchase without a supplier invoice. - Include all required data: supplier as receiver, transaction details, and the retention complement (100% VAT + ISR withholding). - Ensure proper accounting: supplier payable = net after retentions, taxes withheld = recorded as liabilities to be paid to SAT. - Fulfill FEL technical requirements (DTE XML, mandatory phrase, retention complement, see example attached). ### SPECIFICATION - Added flow for FESP (Factura Especial) document type in vendor bills. - Automatically added Phrase Type 5, Scenario 1 (as required by SAT). - Enforced mandatory data by raising UserError if FESP is selected but no withholding taxes are set on the product lines. - Added complement generation for withheld taxes (IVA, ISR) with base, rate, and amounts. - Allow users to send a document to SAT in case of FESP. - Added required details in FEL XML for FESP. task-5026698 see - https://github.com/odoo/odoo/pull/229493 Forward-Port-Of: odoo/enterprise#96007