The office was abolished by the provincial government of Premier Doug Ford in 2019, with responsibilities for the enforcement and administration of the EBR transferred to the Auditor General of Ontario.

[1] The intent of the EBR is to give Ontarians rights to participate in environmental decision-making, and to hold ministries accountable for their decisions as they affect the environment.

[2] In 2009, the EBR was amended to give the ECO the responsibility to report annually on Ontario's progress in reducing greenhouse gas emissions, and on conserving energy.

Facing Climate Change: http://docs.assets.eco.on.ca/reports/climate-change/2016/2016-Annual-GHG-Report-EN.pdf Archived 2019-10-10 at the Wayback Machine Ontario's Climate Act: From Plan to Progress http://docs.assets.eco.on.ca/reports/climate-change/2017/From-Plan-to-Progress.pdf Archived 2021-03-16 at the Wayback Machine Since 2008, the ECO has issued annual reports on activities in Ontario to reduce the use, or make more efficient use, of electricity, natural gas, propane, oil and transportation fuel.

Conservation: Let's get Serious- Annual Energy Conservation Progress Report – 2015/2016: http://docs.assets.eco.on.ca/reports/energy/2015-2016/ECO_Conservation_Lets_Get_Serious.pdf Archived 2020-02-24 at the Wayback Machine Every Drop Counts: Reducing the Energy and Climate Footprint of Ontario's Water use - 2016/2017: http://docs.assets.eco.on.ca/reports/energy/2016-2017/Every-Drop-Counts.pdf Archived 2021-05-11 at the Wayback Machine Every Joule Counts: Ontario's Energy Use and Conservation Year in Review - 2016/2017: http://docs.assets.eco.on.ca/reports/energy/2016-2017/Every-Joule-Counts.pdf Archived 2020-02-24 at the Wayback Machine Making Connections: Straight Talk about Electricity in Ontario http://docs.assets.eco.on.ca/reports/energy/2018/Making-Connections.pdf Archived 2020-02-24 at the Wayback Machine In addition to the above reports, the ECO may make a special report on any matter related to the EBR that, in the opinion of the Commissioner, should not be deferred until the annual report.