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The Drug Enforcement Administration Controlled Substance (CSOS) program certificate retrieval services will be unavailable on Friday, January 27, 2023 from 6:00 P.M. EST through Sunday, January 29, 2023 6:00 P.M. EST due to maintenance.
If you have any questions, please contact the CSOS helpdesk at 1-877-DEA-ECOM (1-877-332-3266) toll free. CSOS Helpdesk Team
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