#	Federal Register
1	05/20/2021 - 1910.27(b)(1)(ii) - 86:27332-27338 - Walking-Working Surfaces - PDF
2	07/25/2019 - 1910.27(b)(1)(ii) - 84:35888-35889 - Walking and Working Surfaces Standard for General Industry; Extension of the Office of Management and Budget's (OMB) Approval of the Information Collection (Paperwork) Requirements - PDF

#	Standard Interpretations
1	11/20/2017 - 1910.27(b)(1)(ii) - Enforcement Guidance for General Industry Rope Descent System (RDS) Anchorage Requirements (29 CFR 1910.27(b)(1))
2	02/21/1982 - 1910.27(b)(1)(ii) - Rung spacing for fixed ladders.
3	11/27/1981 - 1910.27(b)(1)(ii) - Rung spacing for fixed ladders.
4	03/20/1975 - 1910.27(b)(1)(ii) - Rung spacing for fixed ladders.

#	Regulations
1	01/17/2017 - - Scaffolds and rope descent systems.