You're viewing the former Enbridge Gas Distribution service area.

Before we visit for our final inspection

  • Ensure safe and clear access to meter set (No Construction Work is in progress above the meter set)
  • Clean mortar and other debris from around the natural gas meter/regulator.
  • Install eavestroughs a minimum of 1ft to either side of natural gas meter/regulator.
  • Paint natural gas house piping outside all the way around the pipe (if required as per code).
  • Double wrap the natural gas wall piece (piping) going through an exterior wall with tape or sleeved all the way through the wall and be caulked around pipe outside.
  • Extend the unthreaded portion of the natural gas wall piece by at least 1” beyond the finished wall.
  • Ensure the HRV intake is at least 6 feet away from the furnace, W/H, and F/P vent terminals and 10 feet away from the natural gas service regulator relief.
  • Install natural gas appliance vent terminals as per manufacturer instructions and ensure they are sealed all the way around.
  • Ensure that if there is paving or concrete around the riser, it is sleeved.
  • Ensure the meter is square and level after connecting the house piping.
  • Do not install house piping in front of the natural gas meter and regulator setup.
  • Note: During construction the gas riser, meter and regulator assembly must be protected from falling debris and damage.
  • Note: Before commencing any ground disturbance or excavation work contact Ontario One Call to obtain the location of buried plant.
  • Complete and clear areas of all major construction and finishing debris /materials
  • Make arrangements for final verification of set up, commissioning and proper operation of all natural gas equipment. Enbridge Gas is not responsible for final setup/commissioning of appliances under any circumstances.
  • Ensure the Appliance Installer Validation form is attached to the associated appliances and completed in their entirety as applicable including sign off by the TSSA certificate holder.
  • Prepare all appliances including the furnace for final inspection as per the manufacturer’s certified installation manual and B149.1 (natural gas and propane Installation code).
  • Affix pressure test tag to piping (must be legible and filled out).
  • Present manufacturer’s installation, and operation instructions for all natural gas equipment.
  • Ensure clearances for all natural gas equipment and regulator(s) are met.
  • Install all interior/exterior gas piping in accordance with all local codes.
  • Install all appliance venting per manufacturer’s instructions and in accordance with all local codes.
  • Seal natural gas pipe and appliance vents at entrance points.
  • Install a discharge pipe from the temperature and pressure relief valve on the water heater and ensure the tank is full.
  • Install working thermostat(s) (including a smart thermostat should that be the type being used).
  • Ensure fireplace(s) (if required) is fully operational (including thermostat) and mantle installation completed.
  • Extend the unthreaded portion of natural gas piping through the floor by 2”.
  • Support all natural gas house piping with metal hangers.
  • Bond natural gas house piping per latest Electrical Safety Authority (ESA)requirements.
  • Connect electrical sources to the furnace.
  • Connect electrical source to the water heater (if power vented).
  • Connect water piping to the water heater.
  • Note: Occasionally items such as carpet installation, change orders, minor trim work, minor floor or tiling work may not be fully completed at the time of initial installation inspection requests. Depending on the adverse effect this work may have on the operation or installation of the natural gas equipment, the inspector will choose to accept or reject the installation.
  • Start up and commissioning of the appliance used for construction heat by the TSSA Registered heating contractor, as applicable.
  • Prepare the appliance for final inspection (if used for construction heat) as per the manufacturer’s certified installation manual and B149.1 (natural gas and propane Installation code by the installer.
  • Affix the Appliance Installer validation form. The form must be is completed in its entirety and left with the manual.
  • Clean and ensure new filter installed in appliance per manufacturer's instructions.
  • Duct work for appliances used for construction heat, should be cleaned prior to final cleaning of furnace (or any other applicable appliance) and new filter installed.
  • For construction heat, ensure manufacturer’s certified installation instructions indicating acceptability of the furnace for construction heat use will be accepted. Letters from manufacturers are not accepted.
  • Reminder: Appliance and/or equipment commissioning is the sole responsibility of the TSSA registered Heating Contractor. Enbridge Gas is not responsible for final setup/commissioning of appliances under any circumstances.

Request final inspection for homeowner occupancy & transfer

We were unable to determine your location based on your postal code, please contact the Customer Connections Contact Centre (1-888-427-8888) for questions related to applications for natural gas or gas load changes.

Safety violations

Use the TSSA-registered heating contractor Safety Violations Online Tool to submit clearances and Safety Violations. For further assistance, see the Frequently Asked Questions and Job Aid.

  • Keep track of your recent activity
  • Clear a Safety Violation – no paper required
  • Receive an instant email notification and reference number confirming that work has been submitted to Enbridge Gas