http://www.legislation.gov.uk/ukdsi/2010/9780111500002/signature
The Misuse of Drugs Act 1971 (Amendment No. 2) Order 2010
Drugs use and abuse
en
King's Printer of Acts of Parliament
2010-11-19
DANGEROUS DRUGS
This Order adds a further group of cathinone derivatives (including naphthylpyrovalerone, commonly known as naphyrone) to Part 2 of Schedule 2 to the Misuse of Drugs Act 1971 which specifies drugs which are subject to control as Class B drugs under that Act.
The Misuse of Drugs Act 1971 (Amendment No. 2) Order 2010
Judith SimpsonClerk of the Privy Council