The number that was there before was a TFN, not an ABN because of confusion between those two tax numbers. See https://github.com/arthurdejong/python-stdnum/commit/cc3a970e893ebe6635982bcd49c48e6549cb5ac3 https://github.com/odoo/odoo/commit/a72f7222c9f5987a20461be9c837e3de73801ff7 closes odoo/odoo#79040 X-original-commit: 755c074a1e4a17e3947d1017446e0d58e2ecacb3 Signed-off-by: Laurent Smet <las@openerp.com> Signed-off-by: William André (wan) <wan@odoo.com>