Minnesota Administrative Rules
Agency 151 - Labor and Industry Department
Chapter 1346 - MINNESOTA MECHANICAL AND FUEL GAS CODES
MINNESOTA FUEL GAS COD
Part 1346.5409 - SECTION 409 (IFGC) SHUTOFF VALVES

409.1.4 Main shutoff valve. Piping systems shall be provided with an approved main shutoff valve before the first branch line. The main shutoff valve shall be installed in the first available location inside the building 5 feet or less above the floor that provides ready access and shall have a permanently attached handle.

Exception: Gas piping that serves an appliance on the roof of a building shall have the shutoff valve installed on the roof, ten feet or more from the roofs edge, before the first branch line.

Main shutoff valves controlling several gas piping systems shall be protected from physical damage and shall be placed an adequate distance from each other so they will be easy to operate.

409.2 Meter valve. Every meter shall be equipped with a shutoff valve located on the side of the meter that supplies gas to the building piping system. The main shutoff valve required in subpart 1 shall serve as the shutoff valve.

409.3.1 Multiple tenant buildings. In multiple tenant buildings, where a common piping system is installed to supply other than one- and two-family dwellings, shutoff valves shall be provided for each tenant. Each tenant shall have access to the shutoff valve serving that tenant's space. A main shutoff valve shall be installed in a common utility room or otherwise located to provide ready access to all tenants of the building, and it shall not be located in a locked room without prior permission from the building official.