17Matters to be taken into account in negotiations

17  Matters to be taken into account in negotiations   For the purposes of subsections 52(6) and 56(4) of the Act, negotiations for and determination of work groups and variation of agreements concerning work groups must take into account all relevant matters including the following:  (a) the number of workers;  (b) the views of workers in relation to the determination and variation of work groups;  (c) the nature of each type of work carried out by the workers;  (d) the number and grouping of workers who carry out the same or similar types of work;  (e) the areas or places where each type of work is carried out;  (f) the extent to which any worker must move from place to place while at work;  (g) the diversity of workers and their work;  (h) the nature of any hazards at the workplace or workplaces;  (i) the nature of any risks to health and safety at the workplace or workplaces;  (j) the nature of the engagement of each worker, for example as an employee or as a contractor;  (k) the pattern of work carried out by workers, for example whether the work is full‑time, part‑time, casual or short‑term;  (l) the times at which work is carried out;  (m) any arrangements at the workplace or workplaces relating to overtime or shift work.