U.S. Department of Energy

10/23/2026 | News release | Distributed by Public on 10/23/2026 13:52

Preliminary Notice of Violation, Mission Support and Test Services, LLC – October 2026

Preliminary Notice of Violation, Mission Support and Test Services, LLC - October 2026

Classified Information Security Violations at Nevada National Security Sites' Special Technologies Laboratory

Office of Enterprise Assessments

October 23, 2026
Estimated Read Time min

October 2026,

Classified Information Security Violations at Nevada National Security Sites' Special Technologies Laboratory

On October 16, 2026, the National Nuclear Security Administration issued Preliminary Notice of Violation (SEA-2026-01) to Mission Support and Test Services, LLC (MSTS) for violations of DOE's classified information security program requirements at the Special Technologies Laboratory.

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