49 CFR §1280.6
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
All classified documents shall be stored in the safe located in Room 5325 of the STB headquarters building. In those instances where the Emergency Coordinator is not available to receive classified documents, they may be stored, unopened, in the safe located in Room 5325.