P ART 4 P OWERS OF S COTTISH M INISTERS IN RELATION TO CERTAIN EXPRESSIONS USED IN THIS SCHEDULE 30 26 (1) Without limit to the generality of section 3L, the Scottish Ministers may by regulations specify— (a) the descriptions of local services that are qualifying local services for the purposes of this schedule, (b) what constitutes a sufficient number of persons for the purposes of 35 paragraphs 5(1), 7(4), 15(1), 17(4) and 24, (c) how the qualifying time is to be determined for the purposes of paragraphs 13(a), 14(1), 15(1), 17(2) and (4), 23(1) and 24.