Both the name and the tag_name need to be set as translatable. As the tag_name is seen by the user for the configuration. Unlike the financial reports that are linked to multiple countries, the tax report is linked to just one country. This way it makes sense to only make it translatable in multilang. Task: 2042430 closes odoo/odoo#35436 Signed-off-by: Josse Colpaert <jco@openerp.com>