Controlled Substance Ordering System Homepage

DEA's Controlled Substance Ordering System (CSOS) allows for secure electronic transmission of Schedule I-V controlled substance orders without the supporting paper Form 222.
Enroll in CSOS Learn about CSOS Request your enrollment status Activate/Retrieve your certificate(s) Transfer certificate(s) to another computer Learn about electronic ordering Renew certificate(s) Revoke certificate(s) Report a security concern

Attention: Certificate retrieval will be unavailable on Tuesday, May 13th, 2008 between the hours of 13:00 and 23:59 EST for scheduled maintenance. A notice will be posted here when certificate retrieval is available again. THIS WILL NOT AFFECT CRLs or ARLs.