(c) on his death or disablement due to accident or disease:
Provided that the completion of continuous service of five years shall not be necessary where the termination of the employment of any employee is due to death or disablement: 13 [Provided further that in the case of death of the employee, gratuity payable to him shall be paid to his nominee or, if no nomination has been made, to his heirs, and where any such nominees or heirs is a minor, the share of such minor, shall be deposited with the controlling authority who shall invest the same for the benefit of such minor in such bank or other financial institution, as may be prescribed, until such minor attains majority.] Explanation .— For the purposes of this section, disablement means such disablement as incapacitates an employee for the work which he was capable of performing before the accident or disease resulting in such disablement.