BuildRules/Uxbridge/Basement apartment / secondary suite/Checklist

Uxbridge, Ontario / Project checklist

Uxbridge basement apartment / secondary suite permit checklist

Use a project-specific basement apartment / secondary suite permit checklist for Uxbridge, Ontario: documents, next steps, source review date and official references.

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Focused project answerLast verified Oct 2, 2026
Use this before you submit

4 items to prepare for this project.

This page is the submission checklist. For permit thresholds, size rules, zoning and the full project decision, use the main guide.

Open the main Uxbridge basement apartment / secondary suite rules

Project template

Your preparation checklist

Use it as a working list. The final submission still needs to match your actual scope and the City’s current requirements.

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Preparation checklist · Reviewed 2026-10-02

What to do next

  1. Confirm property eligibility
  2. Prepare the suite design
  3. Apply for the building permit
  4. Complete required inspections
  5. Register the two-unit house

Official sources behind this page

Property eligibilityConfirm zoning first

Uxbridge directs owners to Development Services to confirm whether a second unit can be added to the property.

Official sourceTownship of UxbridgeSecondary Suites · Secondary-suite zoning, building permit and registration
Verified2026-10-02Open proof
Building permitRequired

The Township requires a building permit to add a secondary unit.

Official sourceTownship of UxbridgeSecondary Suites · Secondary-suite zoning, building permit and registration
Verified2026-10-02Open proof
RegistrationRequired

Secondary suites must be registered as two-unit houses with the Township.

Official sourceTownship of UxbridgeSecondary Suites · Secondary-suite zoning, building permit and registration
Verified2026-10-02Open proof

Need the full project answer?

The main guide keeps the permit trigger, zoning questions, documents, fees, timing and next steps together.

Open the basement apartment / secondary suite guide