[See section 9A]
1. Wages, including the period and mode of payment;
2. Contribution paid, or payable, by the employer to any provident fund or pension fund or for the benefit of the workmen under any law for the time being in force;
3. Compensatory and other allowances;
4. Hours of work and rest intervals;
5. Leave with wages and holidays;
6. Starting, alteration or discontinuance of shift working otherwise than in accordance with standing orders;
7. Classification by grades;
8. Withdrawal of any customary concession or privilege or change in usage;
9. Introduction of new rules of discipline, or alteration of existing rules, except in so far as they are provided in standing orders;
10. Rationalisation, standardisation or improvement of plant or technique which is likely to lead to retrenchment of workmen;
11. Any increases or reduction (other than casual) in the number of persons employed or to be employed in any occupation or process or department or shift, 1[not occasioned by circumstances over which the employer has no control].]