2E+WIn any enactment except—
(a)section 21 of the M1Firearms Act 1968;
(b)Schedule 1 to the M2Juries Act 1974;
(c)section 5 of the M3Rehabilitation of Offenders Act 1974; and
(d)section 17(3) of the M4Criminal Justice Act 1982,
for a reference (however expressed) to a detention centre order or to a sentence of youth custody or to both there shall be substituted a reference to a sentence of detention in a young offender institution.