Sch 3 para 92C
An offence under Article 7 of that Order (sexual assault) if— (a) where the offender was under 18, he is or has been sentenced in respect of the offence to imprisonment for a term of at least 12 months; (b) in any other case— (i) the victim was under 18, or (ii) the offender, in respect of the offence or finding, is or has been— (aa) sentenced to a term of imprisonment, (bb) detained in a hospital, or (cc) made the subject of a community sentence of at least 12 months.