CSA B149.1-10 - Natural gas and propane installation code 1

This is the fourteenth edition of CSA B149.1, Natural gas and propane installation code. It supersedes the
previous editions, published in 2005 and 2000 by the Canadian Standards Association (CSA) as
CAN/CSA-B149.1,The CSA B149 Installation Code Committee, which is responsible for preparing this Code, consists of
members of the provincial gas inspection authorities, natural gas utilities, propane distributors, appliance,
equipment, and accessory manufacturers, certification organizations, and representatives from the
Heating, Refrigeration and Air Conditioning Institute of Canada, the Mechanical Contractors association of
Canada and federal government departments. This Code has been formally approved by the CSA B149
Installation Code Committee and by the Interprovincial Gas Advisory Council.1 Scope
1.1
This Code applies to the installation of
(a) appliances, equipment, components, and accessories where gas is to be used for fuel purposes;
(b) piping and tubing systems extending from the termination of the utility installation or from the
distributor’s propane tank;
(c) vehicle-refuelling appliances and associated equipment meeting the requirements of a
general-purpose appliance to fill a natural-gas-fuelled vehicle; and
(d) stationary gas engines and turbines.