l10n_eu_oss_oca

Purpose

Automates EU One-Stop-Shop tax mapping so cross-border distance sales apply the correct VAT in Odoo.

Features

res.config.settings: Adds an EU OSS setup option in accounting settings that launches the configuration wizard.
l10n.eu.oss.wizard: Guides the user through selecting EU countries and reference taxes to generate OSS-compliant sales taxes.
l10n.eu.oss.wizard: Automatically creates or updates fiscal positions per EU country with mapped sale taxes according to official rates.
account.tax: Stores the destination EU country on OSS taxes to drive country-specific fiscal mappings.
account.fiscal.position: Flags fiscal positions generated for OSS automation so they are easy to identify and maintain.
oss.tax.rate: Maintains the per-country VAT rates that feed the wizard when building the OSS tax set.