register online.png 
Postcard Pic for OCSA webpage 20200929 .jpg 
Effective December 31, 2020, OCSA will no longer be accepting paper CDS applications for a new registration and renewal registration within the current renewal period.  Please go to the OCSA online website to register or renew a controlled dangerous substances registration.

OCSA is accepting paper CDS applications for an address change, name change, change of ownership, replacement/duplicate copy of CDS certificate, and expired renewal registration.  Please submit the CDS application​ to the Office of Controlled Substances Administration, 4201 Patterson Avenue, 5th floor, Baltimore, MD  21215.

 New Legislative Mandates

Continuing Education Requirements click here​​​​​​

Previous memos concerning your CDS registration click here​

​​The Office of Controlled Substances Administration (OCSA)​

Coronavirus Disease 2019 

(COVID-19) Updates

faq corona.png

Controlled Dangerous Substances 

Frequently Asked Questions During 

Covid-19 (Updated May 15, 2020) 

Click Image Above  

corona virus pic.png 

Click Image Above for

Coronavirus Resources, Registrant Updates and Out of State Waiver​

OCSA Alerts


Update: On March 9, 2021, Governor Larry Hogan issued Executive Order No. 21-03-09-03​ addressing the reinstatement of Expiration Dates for expiring license, registrations, and permits effective June 30, 2021.  Please see the Updated Memo​ for additional information on how this affects your CDS registration. 

The OCSA enforces the Controlled Dangerous Substance (CDS) Act and ensures the availability of drugs for legitimate medical and scientific purposes.  OCSA also issues CDS permits to practitioners, researchers, and establishments that administer, prescribe, dispense, distribute, manufacture, conduct research and conduct chemical analysis of CDS.
​​Pill Mill Tip Line

Distributors of CDS: Report of Suspicious Orders ​click here