Electronic
Commerce Initiatives > Controlled Substances Ordering System
(CSOS)
DEA's Controlled Substance Ordering System allows for electronic orders of controlled substances without the supporting paper form DEA-222. All current information regarding CSOS is available on
www.DEAecom.gov.
![Link to Controlled Substances Ordering System - www.DEAecom.gov](https://webarchive.library.unt.edu/eot2008/20080916141256im_/http://www.deadiversion.usdoj.gov/images/banleft/deaecom.gif)
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