Article 29 6.

In order to facilitate the harmonised classification of waste listed in Annex III, Annex IIIA, Annex IIIB or Annex IV in the Union, the Commission is empowered to adopt delegated acts in accordance with Article 80 to supplement this Regulation by establishing criteria, such as contamination thresholds, on the basis of which certain wastes shall be classified in Annex III, Annex IIIA, Annex IIIB or Annex IV.