substitute
responsible Minister , for a place of detention, means—
(a) the Minister administering an Act, or part of an Act, conferring functions on, or regulating the exercise of functions by, a detaining authority for the place; or
(b) if no Act confers functions on, or regulates the exercise of functions by, a detaining authority for the place—the Minister prescribed by regulation for the place ; or
(c) in any other case—the Minister responsible for administering this Act.