GENERAL

[A]101.1 Title. These regulations shall be known as the Puerto Rico Fuel and Gas Code, hereinafter referred to as "this code." [A]101.2 Scope. This code shall apply to the installation of fuel-gas piping systems, fuel gas appliances, gaseous hydrogen systems and related accessories in accordance with Sections 101.2.1 through 101.2.5. 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 Puerto Rico Residential Code. [A]101.2.1 Gaseous hydrogen systems. Gaseous hydrogen systems shall be regulated by Chapter 7. [A]101.2.2 Piping systems. These regulations cover piping systems for natural gas with an operating pressure of 125 pounds per square inch gauge (psig) (862 kPa gauge) or less, and for LP-gas with an operating pressure of 20 psig (140 kPa gauge) or less, except as provided in