law: 28. Preservation of certain rights of persons called up for service.-
  When any person called up under section 25 has any rights under any provident fund or superannuation fund or other scheme for the benefit of employees maintained in connection with the employment he relinquishes, he shall continue, during the period for which he has been so called up and if he is reinstated, until such reinstatement under the provisions of this Act, to have in respect of such fund or scheme such rights as may be prescribed.