Article 16d 1.

Member States shall ensure that the permit-granting procedure referred to in Article 16(1) for the installation of solar energy equipment and co-located energy storage, including building-integrated solar installations, in existing or future artificial structures, with the exclusion of artificial water surfaces, shall not exceed three months, provided that the primary aim of such artificial structures is not solar energy production or energy storage. By way of derogation from Article 4(2) of and Annex II, points 3(a) and (b), alone or in conjunction with point 13(a), to Directive 2011/92/EU, such installation of solar equipment shall be exempt from the requirement, if applicable, to carry out a dedicated environmental impact assessment pursuant to Article 2(1) of that Directive.