1SThis Part of this schedule applies to a life prisoner—
(a)who was, prior to the relevant date, sentenced for murder committed by the prisoner when aged 18 or over; or
(b)in respect of whom, the Lord Justice General or the Lord Justice Clerk has issued a certificate under—
(i)paragraph 6(1) of Schedule 6 to the 1993 Act; or
(ii)section 16(2) of the Crime and Punishment (Scotland) Act 1997 (c.48).