Article 22 4

4.   Without prejudice to Articles 107 and 108 of the Treaty on the Functioning of the European Union (TFEU), Member States may use a system of incentives to reduce methane emissions based on fees, charges or penalties, as referred to in Article 33, in order to ensure that operators of existing coal mines comply with the obligations, set out in paragraphs 1 and 2 of this Article.