0 Edit Close Delete Flag How do I configure Sales Tax so that it is based on product cost, not the selling price? Edit Close Delete Flag odoo 24 February 2025 Unsubscribe Subscribe pythonfieldscustomerrortaxformulacomputev9posticket Comment Share Post Comment Discard 1 Answer 0 odoo 24 February 2025 Best Answer Ensure that the Define Taxes as Python Code module is installed:Setup a Tax like this:This will calculate the Sales Tax like this: Comment Share Post Comment Discard