# Federal Register #2026-21671

HHS Announces Approved Medical Review Officer Certification Entities

**Buyer:** SUBSTANCE ABUSE MENTAL HEALTH SERVI
**Posted:** October 23, 2026
**Identifier:** 2026-21671

HHS and SAMHSA identify the organizations approved to certify Medical Review Officers for federal workplace drug testing programs.
- **Government buyer:** U.S. Department of Health and Human Services (HHS), through the Substance Abuse and Mental Health Services Administration (SAMHSA).
- **Approved certification entities:** American Association of Medical Review Officers (AAMRO) and Medical Review Officer Certification Council (MROCC).
- HHS approval considers organizational qualifications, accredited continuing education, and examination content and delivery.
- Approved entities must resubmit their qualifications for review every two years.
- This is an informational announcement, not a procurement request; no products, quantities, or contract services are specified.

### Description

This notice publishes the list of entities approved by HHS to certify Medical Review Officers (MROs) for federal workplace drug testing programs. It describes the requirements in the HHS Mandatory Guidelines, including review of qualifications and examinations, and states that approved entities must resubmit their qualifications every two years. The approved certifying entities listed are the American Association of Medical Review Officers (AAMRO) and the Medical Review Officer Certification Council (MROCC). HHS approval is effective October 23, 2026.

[View original listing](https://www.federalregister.gov/documents/2026/10/23/2026-21671/hhs-approval-of-entities-that-certify-medical-review-officers)