AP799690 - Transport Workers’ (Oil Companies) Award 1998
12.1 Higher duties
12.1.1 An employee who, in any day or shift, does work involving different rates of pay, will be paid the higher of such rates for the whole of ordinary working hours on that day, or shift.
12.1.2 The provisions of this clause will not apply to the moving of vehicles in, or around, the work place.
12.1.3 Where, in any overtime period, an employee is required to perform work involving different rates of pay, the employee will be paid the highest of such rates for the whole of that overtime period.
12.1.4 The provisions of 12.1.1 and 12.1.3 hereof will apply to work involving different rates of pay performed by an employee on a holiday as prescribed in 20.3 - Public holidays of this award.
12.2 Employee doing work of a lower grade
Should an employee be temporarily transferred for a period not exceeding one week to perform a class of work as set out in Part II of this award which carries a lesser rate of pay than that at which the employee is usually employed, that employee will not, during the temporary transfer, suffer any reduction of the employee’s usual rate of pay.