Before revision: Delegated legislation can be repealed through litigation before the Council of State (acting in their role of legislative review) if they violate general legal principles or constitutional rights, whereas primary legislation may be ruled unconstitutional only through judicial review before the Constitutional Council.
After revision: Delegated legislation can be nullified or invalidated through litigation before the Council of State (acting in their role of legislative review) if they violate general legal principles or constitutional rights, whereas primary legislation may be ruled unconstitutional only through judicial review before the Constitutional Council.