# Regulations
1 Permit-required confined spaces
# Standard Interpretations
1 - 1910.146(a) - Application of the Confined Spaces Advisor to construction; personal fall arrest system requirements.
# Directives
1 - 1910.146(a) - National - 98-2 (TED 1) [98-2 (TED 1)] - OSHA Training Institute Schedule of Courses for FY-99