s 37 Entering non-residential premises, etc., to monitor compliance
37. For the purposes of administering or enforcing this Act or determining whether this Act has been complied with, an authorised officer may, upon declaring his or her office and producing to an occupier of any premises (other than any residential premises) such identification card as the Agency may direct to be carried by authorised officers, do all or any of the following:(a) enter the premises —(i) during normal business hours without notice; or (ii) at any other time after giving not less than 6 hours’ previous notice to the occupier of the premises (unless the occupier has consented to a shorter period of notice); (b) exercise any of the powers set out in sections 38, 39 and 40.