723. Treatment of concurrent and consecutive terms: transitional arrangements.

Where:

  1.  

    (1)     a person is serving two or more sentences of imprisonment imposed on or after 1 October 19921; and

  2.  

    (2)     either the sentences were passed on the same occasion2 (or, where they were passed on different occasions, the person has not been released under Part II of the Criminal Justice Act 19913 or under Chapter 6 of Part 12 of the Criminal Justice Act 20034 at any time during the period beginning with the first and ending with the last of those occasions)5,

then:

  1.  

    (a)     if each of the sentences of imprisonment mentioned in head (1) above is a