The Misuse of Drugs Act 1971 (Modification) Order 1986
This Order adds to Part I of Schedule 2 to the Misuse of Drugs Act 1971 (which specifies the Class A drugs which are subject to control under the Act) Carfentanil and Lofentanil and two classes of compounds, namely, certain fentanyl derivatives and certain pethidine derivatives (other than members of those classes which are already controlled).