a person aged 18 or over is convicted of a specified offence (whether the offence was committed before or after this section comes into force),

the court considers that there is a significant risk to members of the public of serious harm occasioned by the commission by the offender of further specified offences,

the court is not required by section 224A or 225(2) to impose a sentence of imprisonment for life, and

condition A or B is met.

the appropriate custodial term, and

a further period (the “extension period”) for which the offender is to be subject to a licence.

5 years in the case of a specified violent offence, and

8 years in the case of a specified sexual offence.

was abolished before 4 April 2005, and

would have constituted such an offence if committed on the day on which the offender was convicted of the offence.

subsection (1)(c) has effect as if the words “by section 224A or 225(2)” were omitted, and

subsection (6) has effect as if the words “in compliance with section 153(2)” were omitted.

a person aged under 18 is convicted of a specified offence (whether the offence was committed before or after this section comes into force),

the court considers that there is a significant risk to members of the public of serious harm occasioned by the commission by the offender of further specified offences,

the court is not required by section 226(2) to impose a sentence of detention for life under section 91 of the Sentencing Act, and

if the court were to impose an extended sentence of detention, the term that it would specify as the appropriate custodial term would be at least 4 years.

the appropriate custodial term, and

a further period (the “extension period”) for which the offender is to be subject to a licence.

5 years in the case of a specified violent offence, and

8 years in the case of a specified sexual offence.

was abolished before 4 April 2005, and

would have constituted such an offence if committed on the day on which the offender was convicted of the offence.

subsection (1) has effect as if paragraph (c) were omitted, and

subsection (4) has effect as if the words “in compliance with section 153(2)” were omitted.

a person has been convicted of a specified offence, and

it falls to a court to assess under any of sections 225 to 228 whether there is a significant risk to members of the public of serious harm occasioned by the commission by him of further such offences.

must take into account all such information as is available to it about the nature and circumstances of the offence,

may take into account all such information as is available to it about the nature and circumstances of any other offences of which the offender has been convicted by a court anywhere in the world,

may take into account any information which is before it about any pattern of behaviour of which F3any of the offences mentioned in paragraph (a) or (aa) forms part, and

may take into account any information about the offender which is before it.

a conviction of an offence in any service disciplinary proceedings, and

a conviction of a service offence within the meaning of the Armed Forces Act 2006 (“conviction” here including anything that under section 376(1) and (2) of that Act is to be treated as a conviction).

any proceedings under the Army Act 1955, the Air Force Act 1955 or the Naval Discipline Act 1957 (whether before a court-martial or any other court or person authorised under any of those Acts to award a punishment in respect of any offence), and

any proceedings before a Standing Civilian Court;