(1) The subject of a serious crime prevention order is bound by it or a variation of it only if -

(a) he is represented (whether in person or otherwise) at the proceedings at which the order or (as the case may be) variation is made; or

(b) a notice setting out the terms of the order or (as the case may be) variation has been served on him.

(2) The notice may be served on him by -

(a) delivering it to him in person; or

(b) sending it by recorded delivery to him at his last-known address (whether residential or otherwise).

(3) For the purposes of delivering such a notice to him in person, a constable or a person authorised for the purpose by the relevant applicant authority may (if necessary by force) -

(a) enter any premises where he has reasonable grounds for believing the person to be; and

(b) search those premises for him.