Administrative Controlled Substances Code Number

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Overview

The Administrative Controlled Substances Code Number (ACSCN) is a number assigned to drugs listed on the schedules created by the Controlled Substances Act. The ACSCN is defined in 21 CFR § 1308.03(a).

Each chemical/drug on one of the schedules is assigned an ACSN. For example, heroin is assigned 9200.

For a complete list, see the list of schedules:

• List of Schedule I drugs
• List of Schedule II drugs
• List of Schedule III drugs
• List of Schedule IV drugs
• List of Schedule V drugs