that the member in question died while serving in the Royal Irish Constabulary or while in receipt of a pension under the enactments relating to the pensions of that force;

that having retired without a pension from that force on account of injury or disease, he died in consequence of that injury or disease;

that he died or was disabled while employed on naval or military service in such circumstances that subsection (2) of section 1 of the Irish Police (Naval and Military Service) Act 1915 applied in his case.