PART III HOURS OF WORK — Regulations

fixing the number of hours in a week to comprise the standard working hours for the purpose of paragraph 21(a), and prescribing the same or different hours for employees or classes of employees employed in different specified undertakings;

fixing the day when a week is to begin for a specified undertaking, or part of it, for the purposes of paragraph 21(b);

fixing the maximum number of hours and days in each week to be worked by employees or classes of employees in particular specified undertakings, or a part of them;

setting the minimum rates of wages for overtime referred to in section 25 to be paid to employees or classes of employees who work in excess of the standard working hours in a particular specified undertaking;

exempting employees or classes or groups of employees of employers in specified undertakings or classes of undertakings from the application of all or a part of this Part;

regulating periods of work in each day to be carried out by employees or groups or classes of employees working for employers in specified undertakings or classes of undertakings; and

varying the rest period set out in section 24 and setting the same or different rest periods for different undertakings or groups or classes of employees in undertakings.