Another huge French "tax" set is the social contributions, that makes our payrolls quite complex. Computing payrolls is handled by the private sector, contrary

Another huge French "tax" set is the social contributions, that makes our payrolls quite complex. Computing payrolls is handled by the private sector, contrary to the case of the income tax. But the French administration develops an open source set of online simulators : https://mon-entreprise.fr https://mon-entreprise.fr This is the source code of the underlying "tax" rules : https://github.com/betagouv/mon-entreprise/tree/master/modele-social/règles https://github.com/betagouv/mon-entreprise/tree/master/model... Is uses an open source specific language that frames the writing of simple calculation rules, auto-generates an online documentation for non-developers and helps developers build automatic UIs. It is unfortunately not yet translated for English speakers and developers. https://publi.codes https://publi.codes