1.In order to ensure the correct application of Articles 3 to 8, each Member State shall adopt the measures necessary to enable its competent authorities to perform their control and monitoring duties, and in particular:
(a)to obtain information on any orders for scheduled substances or operations involving scheduled substances;
(b)to enter operators' business premises in order to obtain evidence of irregularities;
(c)where necessary, to detain consignments that fail to comply with this Regulation.
2.The competent authorities shall respect confidential business information.