Rule 935.
If a centralized community liquefied petroleum gas (LPG) system is provided, it shall be designed, installed, operated, and maintained according to the rules entitled "Liquefied Petroleum Gases," being R 29.4001 to R 29.4035. A community shall install the liquefied petroleum gas system up to and including the meter and its disconnect in new or existing communities. In addition to the requirements of R 29.4001 to R 29.4035 both of the following provisions shall apply:
Mich. Admin. Code R. 125.1935