s 296 Service detention
(1) A person sentenced to service detention— (a) may be detained in service custody; but (b) may not be detained in a prison. (2) Subsection (1)(a) does not apply if— (a) the sentence has not taken effect; or (b) the sentence has ceased to have effect by virtue of section 290 or 291 and has not resumed effect. (3) A person detained in service custody in pursuance of a sentence of service detention is deemed to be in legal custody.