Article 3 Definitions
For the purposes of this Regulation, the following definitions shall apply:
(1) "activity data" means data on the amount of fuels or materials consumed or produced by a process relevant for the calculation-based monitoring methodology, expressed in terajoules, mass in tonnes or (for gases) volume in normal cubic metres, as appropriate;
(2) "trading period" means a period as referred to in Article 13 of Directive 2003/87/EC;
(3) [deleted]