2. An application for reinstatement of a policy under subsection (2) of section 55 of the Act shall be made in writing within the time required by that subsection and sent or delivered to the society, which forfeited the policy in question, at its registered office or at any other place at which the society conducts its affairs, and shall contain a statement referring to the policy in question and setting out the grounds on which the application is made, the date on which the serviceman began the performance of relevant service, the date on which he ceased such performance or if he has not so ceased, the period, if known, for which the serviceman is required to perform relevant service.