MCO 3550.9A - Cancels MCO 3550.9
10 Aug 2021 | SSIC 03000 Operations & Readiness

The Operational Training Range Certification / Recertification Program standardizes safety, management, and technical requirements for all Marine Corps operational training ranges. It establishes a process that enables Marine Corps installations to enhance safety and preserve the environment while more effectively and efficiently managing operational ranges to meet training requirements and standards.