s 146 Powers of entry
(1) Where, on an application made by any person for a warrant under this Article, it appears to the court that there is reasonable cause to believe that the provisions of this Part or of any regulations made or licences granted under this Part are being contravened with respect to any child, the court may issue a warrant authorising any officer of the Education Authority or any constable to enter, at any reasonable time within 48 hours of the issue of the warrant, any place in or in connection with which the child in question is, or is believed to be, employed or taking part in a performance, or being trained, and to make inquiries there with respect to that child. (2) Any authorised officer of the Education Authority or any constable may— (a) at any time enter any place used— (i) as a broadcasting studio or film studio; or (ii) for the recording of a performance with a view to its use in a programme service or in a film intended for public exhibition, and make inquiries there as to any children taking part in performances to which Article 137 applies; (b) at any time during the currency of a licence granted under Article 138 or 143 enter any place (whether or not it is such a place as is mentioned in sub-paragraph (a)) where the child to whom the licence relates is authorised by the licence to take part in a performance or to be trained, and make inquiries there with respect to that child. (3) A person (other than a constable in uniform) exercising any power of entry conferred by this Article shall, if so required, produce some duly authenticated document showing his authority to do so. (4) An application for a warrant under this Article shall be made in the manner and form prescribed by rules of court.