M-101.1 Title. These provisions shall be known as the Philadelphia Amendments to the International Mechanical Code, and will be referred to herein as the "Philadelphia Mechanical Code" or "this code". M-101.2 Scope. The Philadelphia Mechanical Code shall regulate the design, installation, maintenance, alteration and inspection of mechanical systems that are permanently installed and utilized to provide control of environmental conditions and related processes within buildings. This code shall also regulate those mechanical systems, system components, equipment and appliances specifically addressed herein. The installation of fuel gas distribution piping and equipment, fuel gas-fired appliances and fuel gas-fired appliance venting systems shall be regulated by the Philadelphia Fuel Gas Code (Subcode G). Exception: Detached one- and two-family dwellings and multiple single-family dwellings (townhouses) not more than three stories high with separate means of egress and their accessory structures shall comply with the Philadelphia Residential Code (Subcode R). M-101.3 Appendices. No appendices are adopted as a part of this code. M-101.4 Intent. The purpose of this code is to provide minimum standards to safeguard life or limb, health, property and public welfare by regulating and controlling the design, construction, installation, quality of materials, location, operation and maintenance or use of mechanical systems. M-101.5 Administrative provisions. This Chapter contains those provisions that are unique to the administration of this code. All other administrative provisions applicable to this code are as set forth in the Administrative Code. M-101.6 Conflicts. Pursuant to the Pennsylvania Uniform Construction Code Act, a provision of the "'International Mechanical Code" does not apply if the provision conflicts with the Boiler and Unfired Pressure Vessel Law (35 P. S. §§ 1331.1 – 1331.9).