Storage and handling of liquefied petroleum gas at natural gas processing plants, refineries and petrochemical plants shall comply with the 8th Edition (2001) of Standard API 2510 (Design and Construction of Liquified Petroleum Gas Installations (LPG)).
Ill. Admin. Code tit. 41, § 200.40
Amended at 32 Ill. Reg. 16850, effective October 1, 2008