(1) In this Regulation "measure" means a decision, designation, determination, requirement, specification or other act of an equivalent effect made by the Regulator or any other competent authority under these Regulations, other than a determination under Regulation 67 or 68, and a case falling within Regulation 17(9) to (11).

(2) Except in cases falling within Regulation 17(9) to (11) where the Regulator or any other competent authority intends to take a measure in accordance with these Regulations or intends to provide for a restriction under Regulation 27(3) to (8), which have a significant impact on a relevant market, the Regulator or other competent authority shall observe the procedures referred to in paragraphs (3) and (4).