18General power of Crown Court to impose sentence of imprisonment on conviction on indictment
(1)Where a person is convicted on indictment of an offence against any enactment and is for that offence liable to be sentenced to imprisonment, but the sentence is not by any enactment either limited to a specified term or expressed to extend to imprisonment for life, the person so convicted shall be liable to imprisonment for not more than two years.
(2)A person convicted on indictment of an attempt to commit an offence for which a maximum term of imprisonment is provided by any enactment shall not be sentenced to imprisonment for a term longer than that to which he could be sentenced for the completed offence.