U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
Except where permissible power connection units are used, all power-connection points outby the last open crosscut shall be in intake air.
Regulations most recently checked for updates: Aug 27, 2025
Except where permissible power connection units are used, all power-connection points outby the last open crosscut shall be in intake air.