Provisions under the EPF Scheme pertaining to international workers are constitutional. A dispute of whether a person should or should not be admitted as a member of a trade union can be dealt with by the Civil Court. No belated application for claim of unpaid wages without giving reasons for delay. Medical Representatives, not being workmen, cannot raise industrial disputes. Workman can claim reinstatement only after producing details with respect to the employer-employee relationship and payment of wages. The question as to whether the person raising the dispute qualifies as a 'workman' under Section 2(s) of the Act cannot be decided by the Appropriate Government at the stage of making a reference under Section 10. LIC Development Officers are not workmen. The issue of entitlement of leave encashment cannot be dealt with under section 33C(2) of the ID Act. The findings of preliminary issue of enquiry cannot influence further proceedings. A Police Academy is an 'industry' under section 2(j) of the ID Act. Limitation Act cannot be applied to appeals under the Payment of Wages Act. The denial of production bonus and incentive can also be referred as an industrial dispute. No accident compensation is payable when the murder of the deceased employee was not on account of the employment of the deceased.