Duplex Conversion

Published by City of Kitchener

The municipality lists what to submit. CodeEase shows what the building code asks of it. See CodeEase →

This is the City of Kitchener’s document, as published on its website on 23 October 2026. The municipality may have changed it since: check the current version at the source. Legal notice

Type: Guide
Published by: City of Kitchener
Date: April 1, 2025
Also called: process guide - duplexes
For: homeowner
Building types: All building types
Pages: 5
Agencies: Building Division · Zoning Division · Electrical Safety Authority
Submit to: www.kitchener.ca/onlinepermits

Overview

The City of Kitchener Building Division's Duplex Conversion guide and process, for converting a single detached dwelling to a duplex. It lists the application documents and drawing contents, where to apply, the permit fee and rebate fee, the review time and the inspections. Further pages cover exiting and egress, separations between suites, laundry, fire safety, shared furnaces, ceiling heights, room areas and natural lighting. A closing page carries the Residential Building Permit Process flowchart.

What it covers

Requirements for a building permit application
Where to apply for a building permit
Permit Fees
Estimated review time
Required Building Inspections
Important Numbers to know
Any Questions?
Exiting and Egress Requirements
Separations Between Suites
Laundry Facilities
Other Fire Safety Requirements
Shared Furnaces / Air Distribution Systems
Ceiling Heights
Minimum Room Areas
Natural Lighting Requirements
Residential Building Permit Process

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Duplex Conversion

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