Commentary on Sections Part 12 - Sentencing Chapter 6: Release of Prisoners on Licence Section 247: Release on licence of prisoner serving extended sentence under section 227 or 228
578.This section sets out the release provisions for the extended sentences covered in sections 227 and 228. Subsection (2) provides that once an offender has served one half of the “appropriate custodial term”, then subject to the recommendation of the Parole Board the prisoner may be released on licence. Once the prisoner has served the full ‘appropriate custodial term’ he must be released and will then remain on licence until he has served his full extended supervision period.