# Directives
1 - National - 98-2 (TED 1) [98-2 (TED 1)] - OSHA Training Institute Schedule of Courses for FY-99
# Federal Register
1 - 83:23724-23726 - Permit-Required Confined Spaces; Extension of the Office of Management and Budget's (OMB) Approval of Information Collection (Paperwork) Requirements - PDF
2 - 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
# Regulations
1 - 1910.146(d) - Permit-required confined spaces
# Standard Interpretations
1 - 1910.146(d) - Centralized Monitoring for Permit-Required Confined Spaces
2 - 1910.146(d) - Applicability of the PRCS standard to aircraft maintenance activities.
3 - 1910.146(d) - Confined spaces: use of rescue-type SCBAs; maintenance vs. construction
4 - 1910.146(d) - Elevator industry employees working in and around pits and equipment.