49 CFR § 193.2913 - Security monitoring.

---
identifier: "/us/cfr/t49/s193.2913"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 193.2913 - Security monitoring."
title_number: 49
title_name: "Transportation"
section_number: "193.2913"
section_name: "Security monitoring."
chapter_name: "PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "D"
subchapter_name: "PIPELINE SAFETY"
part_number: "193"
part_name: "LIQUEFIED NATURAL GAS FACILITIES: FEDERAL SAFETY STANDARDS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 5103, 60102, 60103, 60104, 60108, 60109, 60110, 60113, 60118; and 49 CFR 1.53."
regulatory_source: "45 FR 9203, Feb. 11, 1980, unless otherwise noted."
cfr_part: "193"
---


# 193.2913 Security monitoring.

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
<sup>3</sup> (250,000 bbl) of storage capacity, only the protective enclosure must be monitored.