Subpart AA —  Confined Spaces in Construction

Authority: 40 U.S.C. 3701 et seq.; 29 U.S.C. 653, 655, 657; Secretary of Labor's Order No. 1-2012 (77 FR 3912); and 29 CFR part 1911.

Source: 80 FR 25518, May 4, 2015, unless otherwise noted.