This document compliments Regulation 406/19 by providing important background information that explains how the excess soil quality standards were developed and why they are important.

This is a technical document meant for Qualified Persons and others who will be using the excess soil quality standards and applying the rules in the new regulation.

It provides an overview of how the excess soil quality standards were created, associated assumptions and placement considerations for the reuse of excess soil.

It also includes components considered when developing the Excess Soil Quality Standards, deviations from Brownfields Soil Standard Development and other applicable updates.

If you require this information in an alternative format, please contact mecp.landpolicy@ontario.ca. We will:

  • acknowledge your request within 3 business days
  • provide you with the content within 15 business days