Laws and Standards

OSHA standards require the use of Lockout or Tagout 29 CFR 1910.147. OSHA requirements can be found here (Topic Page) and here (regulation).

The control of hazardous energy is also addressed in a number of other OSHA standards, including marine terminals (1917 Subpart C), longshoring (1918 Subpart G), construction (1926 Subparts K and Q), electrical (1910 Subpart S), and electric power generation, transmission and distribution (1910 Subpart R and 1926 Subpart V).

Letters of interpretation on 1910.147 issued by OSHA

ANSI/ASSE A10.44-2014. Control of Energy Sources (Lockout/Tagout) for Construction & Demolition Operations. This standard establishes requirements for the control of hazardous energy for construction and demolition operations.

ANSI/ASSE Z244.1-2016. Control of Hazardous Energy Lockout/Tagout and Alternative Methods. This standard establishes requirements for the control of hazardous energy associated with machines, equipment or processes that could cause injury to personnel.