General rules for determining start-up and shut-down periods
Article 3
For determining the end of the start-up period and the beginning of the shut-down period, the following rules shall apply: (1) the criteria or parameters used to determine start-up and shut-down periods shall be transparent and externally verifiable; (2) the determination of start-up and shut-down periods shall be based on conditions allowing a stable generation process safeguarding health and safety; (3) periods during which a combustion plant, after start-up, is operating stably and safely with fuel supply but without the export of heat or electricity or mechanical energy shall not be included in the start-up or shut-down periods.