If the prosecutor ... gives the court a statement of information and a copy is served on the defendant, the court may order the defendant—
If the defendant accepts to any extent an allegation in a statement of information the court may treat his acceptance as conclusive of the matters to which it relates for the purpose of deciding the issues referred to in section 16(3) or (5) (as the case may be).
If the defendant fails in any respect to comply with an order under subsection (1) he may be treated for the purposes of subsection (2) as accepting every allegation in the statement of information apart from—
For the purposes of this section an allegation may be accepted or particulars may be given in a manner ordered by the court.
If the court makes an order under this section it may at any time vary it by making another one.
No acceptance under this section that the defendant has benefited from conduct is admissible in evidence in proceedings for an offence.