Article 129 5.

The Commission shall submit to the European Parliament and the Council by 31 December 2020 a report on Member States' rules and supervisory authorities' practices adopted pursuant to paragraphs 1 to 4.

▼B

That report shall address, in particular, the use and level of the cap and the floor set out in paragraph 3 as well as any problems faced by supervisory authorities and by undertakings in the application of this Article.