#	Federal Register
1	07/16/2024 - 1910.146(k)(1)(i) - 89:57944-57946 - Permit-Required Confined Spaces Standard; Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements - PDF
2	06/23/2021 - 1910.146(k)(1)(i) - 86:32978-32980 - Permit-Required Confined Spaces; Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements - PDF
3	04/27/2015 - 1910.146(k)(1)(i) - 80:23297-23300 - Permit-Required Confined Spaces; Extension of the Office of Management and Budget's (OMB) Approval of Collection of Information (Paperwork) Requirements - PDF

#	Letters of Interpretation
1	07/17/2014 - 1910.146(k)(1)(i) - Permit-Required Confined Space Entry Requirements For IDLH and Non-IDLH Spaces

#	Regulations
1	07/24/2003 - - Permit-required confined spaces