727 rulemaking notices from Ohio Department of Commerce in the Original-File stage.
4101:4-4-02 Maximum allowable working pressure of new boilers and pressure vessels — Original File (Amendment)
Mar 20, 2024
4101:4-4-01 Design of boilers and pressure vessels — Original File (Amendment)
Mar 20, 2024
4101:4-3-01 Accepted engineering practice and approved standards — Original File (Amendment)
Mar 20, 2024