In this Chapter—
“prison” includes a young offenders centre or remand centre;
“prisoner custody officer” has the meaning given by section 122(1) above;
“prison rules” means rules made under section 13 of the Prison Act (Northern Ireland) 1953;
“prisoner” means any person for the time being detained in lawful custody as the result of a requirement imposed by a court or otherwise that he be so detained;
“prisoner escort arrangements” has the meaning given by section 118(3) above.
Sections 118, 119(1) and (2)(a), 120 and 122 to 124 above, subsection (1) above and Schedule 7 to this Act shall have effect as if—
any reference in section 118(1), 119(1), 120 or 124 above to prisoners included a reference to persons remanded or committed to custody in certain premises under section 51, 74 or 75 of the Children and Young Persons Act (Northern Ireland) 1968 or ordered to be sent to a training school under section 74 or 78 of that Act; and
any reference in section 118(1)(c) or (d) or (2) above to a prison included a reference to such premises or training school.
In sections 118, 120 and 121 above, “prison”—
so far as relating to the delivery of prisoners to or from a prison situated in England and Wales, includes a remand centre or young offender institution; and
so far as relating to the delivery of prisoners to or from a prison situated in Scotland, includes a remand centre or young offenders institution within the meaning of section 19 of the Prisons (Scotland) Act 1989.