A sentence of detention under section 250 is available where a person aged under 18 is convicted on indictment of an offence listed in the following table (but the court is not required to pass a sentence of detention under section 252A)—
For circumstances in which a court is required to impose a sentence of detention under section 250, see—
sections 258 and 258A (required sentence of detention for life);
section 311 (minimum sentence for certain offences involving firearms that are prohibited weapons).
Where an offence is found to have been committed—
over a period of 2 or more days, or
at some time during a period of 2 or more days,
it is to be taken for the purposes of paragraph (c)(ii) of the table in subsection (1) to have been committed on the last of those days.