Can I build accessory structures?
Generally yes. Structures such as sheds, garages, decks, bunkies, docks, and boathouses are permitted in the Trout Lake Influence Area, subject to applicable regulations.
Will I need approval?
Yes, in most cases. Projects in the Trout Lake Influence Area are reviewed through Site Plan Control and may also require permits or environmental approvals.
You may need:
Key things to check:
Not sure where to start?
Contact your municipality’s Planning Department before beginning work or speak with a private sector Planning Firm.
Accessory buildings and structures are secondary buildings or features – like sheds, decks, and docks – located on the same property as your home or cottage.
These structures are generally permitted within the Trout Lake Influence Area but must comply with zoning regulations, Site Plan Control requirements, and other applicable approvals.
Common accessory buildings and structures in the Trout Lake Influence Area include:
Permissions and requirements may vary depending on:
Additional residential dwelling units (ADUs) are not permitted within a dwelling or accessory building on unserviced properties in the Trout Lake Influence Area.
Accessory structures that may not require a building permit, are still required to be shown on the Site Plan Control Agreement.
Boathouses, docks, and other waterfront structures may be subject to additional municipal, provincial, and environmental requirements.
Single-storey boathouses may be permitted on waterfront properties, provided they meet applicable requirements. Some smaller boathouses that meet provincial criteria may not require a provincial work permit. However, other approvals may still be required.
If you are planning a boathouse, dock, or other in-water structure, it is important to confirm requirements before beginning construction.
The approvals required will depend on the type of project you are planning.
| Project | Common approvals to check |
| Shed or garage | Zoning requirements, Site Plan Approval, Building Permit (if applicable) |
| Deck | Zoning requirements, Site Plan Approval, Building Permit |
| Bunkie (sleep cabin) | Zoning requirements, Site Plan Approval, Building Permit (if applicable) |
| Dock | Conservation Authority review, provincial shoreline requirements, environmental requirements |
| Boathouse | Municipal requirements, Conservation Authority review, provincial shoreline requirements, environmental requirements |
If you are unsure what approvals apply to your project, contact your municipality before beginning work.
Accessory buildings and structures must:
Structures near or in the water may be subject to additional review or approvals.
Before starting your project:
✔ Confirm zoning and setback requirements
✔ Determine what approvals may be required
✔ Review shoreline and environmental considerations
✔ Contact your municipality if you are unsure
For questions about accessory buildings and structures, contact:
An accessory building, structure, or use is a detached building or structure that is secondary to and supports the principal use of the property. It is naturally incidental and subordinate to the main building or use located on the same lot.
Accessory structures do not include structures made wholly or largely of fabric.
Additional residential dwelling units are not permitted within a dwelling or accessory building on unserviced properties in the Trout Lake Influence Area.
East Ferris dock requirements:
East Ferris boathouse requirements:
Requirements may differ in North Bay. Always confirm local zoning requirements before beginning work.
Docks, boathouses, and other shoreline structures may be subject to additional municipal, provincial, and federal requirements.
Depending on the type and location of the project, approvals or review may be required under:
Projects involving docks, boathouses, moorings, and other in-water structures may also be subject to federal guidance intended to protect fish habitat. In some cases, projects that follow established Department of Fisheries and Oceans (DFO) Codes of Practice may not require individual review.
For additional information, see: