MississaugaBuilding PermitsHouses

Supplementary Information Form

Published by City of Mississauga

This is the City of Mississauga’s document, as published on its website on 19 October 2026. The municipality may have changed it since: check the current version at the source. Legal notice

Type: Form
Published by: City of Mississauga
Form reference: Form 306
For: any
Building types: All building types
Pages: 6
Instruments: City of Mississauga Development Charges By-law 0133-2022 · Region of Peel Development Charges By-law 77-2020 · PDSB and DPCDSB Education Development Charges By-law 2024

Overview

Mississauga's Form 306, Supplementary Information to Application for a Permit to Construct or Demolish, the six-page form the City uses to assess development charges on a building permit. It collects owner, applicant, designer, property and related-application details, then has Schedule A for residential dwelling units, with City and Region small-unit thresholds, and Schedule B for non-residential floor area and deductions under the City, Region of Peel and school board development charges by-laws. Schedule C holds the designer, owner and applicant declarations; the last page defines gross and total floor area.

What it covers

Registered Property Owner Information
Applicant Information
Architect, Engineer or Designer Information
Property Information
Related Applications
Project Information
Schedule A - Residential Developmental Charges
Schedule B - Non-Residential Developmental Charges
Deductions for New Gross Floor Area
Schedule C - Signing Authority
Property Owner Acknowledgement
Definitions

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