Article 39 decies C of the French General Tax Code
I.-Companies subject to corporation tax or income tax under an actual taxation system may deduct from their taxable income: 1° An amount equal to 125% of the additional capitalised costs, excluding financial costs, directly linked to the installation of equipment, acquired when new, allowing the use of hydrogen or any other decarbonised propulsion as the main propulsive energy or for the production of electrical energy intended for the main propulsion…