Explains the regulations known as "lockout/tagout" rules contained in Part II of Subpart S, Part 1910 of Title 29 of the Code of Federal Regulation (CFR), "Electrical safety related Work Practices," which came out in August 1990, and Subpart J, Part 1910 of Title 29 CFR, "Control of hazardous energy sources," which came out in 1989.
