TorontoPlanning ApplicationsPlanning guidelines

Energy Efficiency Report Submission & Modelling Guidelines for the Toronto Green Standard (TGS) Version 4

Published by City of Toronto

This is the City of Toronto’s document, as published on its website on 20 October 2026. The municipality may have changed it since: check the current version at the source. Legal notice

Type: Guide
Published by: City of Toronto
Date: May 1, 2022
Also called: Energy Efficiency Report Submission & Modelling Guidelines
For: designer
Building types: All building types
Pages: 26
Window: effective May 1, 2022
Agencies: City of Toronto Environment and Energy Division · City of Toronto City Planning Division
Instruments: Toronto Green Standard version 4 · Ontario Building Code · OBC SB-10 · NFRC 100 · ASTM C 1363

Overview

The energy modelling and reporting guideline for version 4 of the Toronto Green Standard, from the City of Toronto Environment and Energy Division and City Planning Division and effective May 1, 2022. It defines thermal energy demand intensity, total energy use intensity, greenhouse gas intensity, modelled floor area and the other terms the standard turns on, then covers the design development stage and as-constructed stage energy report submissions, acceptable simulation software, weather file and emission factors, and modelling guidance for the absolute and relative performance target pathways.

What it covers

1.0 Introduction
1.1. Definitions
1.2. Acronyms Used in this Guideline
1.3. TGS v4 Energy Requirements Overview
Rationale
2.0 Submission Requirements
2.1. Design Development Stage Energy Report Submission
2.2. As-Constructed Stage Energy Report Submission
3.0 Building Simulation Details
4.0 TEDI
5.0 Absolute Performance Targets Pathway Modelling Guidance
6.0 Relative Performance Targets Pathway Modelling Guidance
7.0 References and Resources
8.0 Contact
9.0 Appendices

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