Representative Work
- Protected a sacred area in a Treaty 9 First Nation's traditional territory by securing an interim injunction against a mining company.
- Lead counsel for Indigenous governing bodies at multiple environmental and regulatory proceedings, including the Nunavut Impact Review Board, Canadian Nuclear Safety Commission, Canada Energy Regulator, and Manitoba Clean Environment Commission.
- Negotiated and drafted exploration agreements and long-term relationship agreements for First Nations with mining and nuclear sector proponents.
- Counsel for the Assembly of Manitoba Chiefs in an intervention before the Public Utilities Board that secured a discounted Hydro rate for on-reserve residents.
- Worked with Anishinaabe and Cree nations to support their traditional lawmaking processes in preparing and implementing election laws and other laws.
- Bringing a defamation action against a prominent online commenter who had targeted a community leader with racist comments.
- Expanding the scope of an Inquest to consider the role that systemic racism played in the death.
Publications and Media
- Panelist, “Making Space for Indigenous Legal Orders in Administrative Justice”, The Council of Canadian Administrative Tribunals 40th Annual Symposium, June 5 2024.
- Panelist, "Truth and Reconciliation: From Words to Action", Canadian Bar Association Administrative, Labour & Employment Law Conference, November 4, 2022
- Corey Shefman, "The Indigenous incarceration crisis demands a bolder response: Decarceration", Editorial, The Globe and Mail (11 May 2022)
- Presentation, "Indigenous Issues in Administrative Law", Ontario Health Professions Appeal and Review Board and the Ontario Health Services Appeal and Review Board, November 22, 2021.
- Corey Shefman, "Stop using the rule of law as a weapon against Indigenous peoples", Editorial, The Globe and Mail (19 February 2020)
- Corey Shefman, "Staggering number of Indigenous people in jail is a Canadian crisis", Editorial, Toronto Star (3 July 2018)
- Corey Shefman, "Time to Address Systemic Inequality", Editorial, Winnipeg Free Press (3 November 2016)
- The Disabled Professional: Duties and Obligations on a Licensing Body to Accommodate, Corey Shefman & Garth Smorang Q.C., (Winnipeg: Law Society of Manitoba, 2013)
Recent Articles

Ontario’s Proposed Bill 5 Will Be Devastating to Indigenous Rights and Interests
Monday, May 12, 2025 | Part 3
On April 17, 2025, the Government of Ontario introduced Bill 5, the dramatically-named Protect Ontario by Unleashing our Economy Act, 2025.
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Five Things to Know About the Repeal of the Endangered Species Act and the Introduction of the Species Conservation Act
Thursday, May 8, 2025 | Part 2
On April 17, 2025, the Government of Ontario introduced Bill 5, the dramatically-named Protect Ontario by Unleashing our Economy Act, 2025.
Read More...
Bill Five: Risky Business in Ontario
Thursday, May 8, 2025 | Part 1
On April 17, 2025, the Government of Ontario introduced Bill 5, the Protect Ontario by Unleashing our Economy Act, 20251,…
Read More...