{"operation":"document","citation":"49 CFR 193.2913","title":"Security monitoring.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":null,"effective_on":"2026-08-18","summary":"Each protective enclosure and the area around each facility listed in § 193.2905(a) must be monitored for the presence of unauthorized persons. Monitoring must be by visual observation in accordance with the schedule in the security procedures under § 193.2903(a) or by security warning systems that ","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-193-2913.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-193-2913.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-193-2913","source_url":"https://www.ecfr.gov/on/2026-08-18/title-49/section-193.2913","body":"Each protective enclosure and the area around each facility listed in § 193.2905(a) must be monitored for the presence of unauthorized persons. Monitoring must be by visual observation in accordance with the schedule in the security procedures under § 193.2903(a) or by security warning systems that continuously transmit data to an attended location. At an LNG plant with less than 40,000 m 3 (250,000 bbl) of storage capacity, only the protective enclosure must be monitored.","truncated":false,"body_characters":477}