commercial aircraft operatormeans commercial air transport operator as defined in Article 3, point (p) of the Directive 2003/87/EC;
eligible aviation fuelmeans fuel types eligible for the support under Article 3c(6) of Directive 2003/87/EC;
harmonised minimum levels of taxationmeans the minimum levels of taxation applicable to fossil kerosene and eligible aviation fuels set out in Council Directive 2003/96/EC;