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The Building Services Division provides information and guidance to the public relative to construction-related matters and is responsible for enforcement of the Ontario Building Code through the review of construction plans prior to the issuance of a building permit, the inspection of construction projects, and the issuance of orders and laying of charges where voluntary compliance is not forthcoming.

The Building Services Division is responsible for reviewing construction plans, issuing building permits, performing inspections and providing information and guidance to the development community and public enforcement of Ontario Building Code.

Permit Forms

Download Permit Forms available from the Building Services Division

Backflow Prevention

Attention building owners. As of spring of 2008, industrial, commercial, institutional and multi-residential buildings required approved devices at water connections that prevent the risk of “backflow” into the drinking water system. more

Changes to Building Permit Fees

The new Building Permit fee schedule is now in place. The new fee schedule can be found at 2017 PERMIT FEES

For more information regarding the new fee schedule, contact the Building Services Division at (807) 625-2574


City of Thunder Bay   
Building Services Division

Address: Victoriaville Civic Centre
111 Syndicate Avenue S
Thunder Bay ON P7E 6S4
Tel: (807) 625-2574
Fax: (807) 623-9344
Director: Des Stolz
Tel: (807) 625-2573
Fax: (807) 623-9344
Office Hours:
Monday to Friday
8:30 am to 4:30 pm