Specification ============= - Adapt the formula used in the code with the current legal value. - Add the LPG fuel type in standard fleet module. - Adapt the atn formula in the code with the current legal value. Documentation: https://finances.belgium.be/sites/default/files/downloads/121-faq-voitures-de-societe-2019-version17.pdf https://www.socialsecurity.be/employer/instructions/dmfa/fr/latest/instructions/special_contributions/companycar.html