(1) The appropriate Government may, by rules,- (a) fix the number of hours of work which shall constitute a normal working day for a building worker, inclusive of one or more specified intervals;
(b) provide for a day to rest in every period of seven days which shall be allowed to all building workers and for the payment of remuneration in respect of such days of rest;
(c) provide for payment of work on a day of rest at a rate not less than the overtime rate specified in Section 29