The Garda Síochána Act, 1924

Reputation to be evidence of appointments.

12.—If any question shall arise as to the right of any officer or other member of the Gárda Síochána to hold or execute any such office, common reputation shall be deemed and held to be sufficient evidence of such right, and it shall not be necessary to produce any appointment, or any oath or affidavit, or other document or matter whatsoever, in proof of such right.