

Maegen Giltrow* KC
Assistant: Chelsea Lightheart
Education
- LLB, Dalhousie University, 2003
- BA, Simon Fraser University, 1998
Year Of Call
- British Columbia, 2005
Awards & Accolades
- Appointed Kings Counsel (B.C.) 2021
- Recognized in the 2024 edition of The Best Lawyers in Canada™ as a leading lawyer in Aboriginal Law/Indigenous Practice. (Recognized consecutively since 2020)
- Recognized in Doyle’s Guide as a leading lawyer in Aboriginal, Indigenous, and First Nations Law in British Columbia, 2021
Maegen is a leading lawyer in Aboriginal, Indigenous, and First Nations Law focusing on litigation, negotiation and law & policy development. She is committed to helping clients meet their goals through the best tools available—whether by court action, negotiation or maximizing the tools of self-governance.
Her experience includes:
- Lead counsel in Yahey (Blueberry River First Nation) v. British Columbia, 2021 BCSC 1287, the first case in Canada to prove a breach of treaty and of s. 35 of the Constitution Act based upon the cumulative impacts of development
- Lead counsel on appeal and co-counsel at trial in Saik’uz and Stellat’en First Nations v. Rio Tinto Alcan et al, the first case to go to trial to enforce nuisance law based upon aboriginal rights
- Counsel for intervenor BC Civil Liberties Association on TL v. British Columbia (Attorney General) 2023 BCCA 167: declaration of constitutional invalidity of provisions of CFCSA permitting unconstitutionally broad access to government over parents’ health information
- Securing order under BC Supreme Court parens patriae jurisdiction to protect maternal/infant bond and breastfeeding for Indigenous mother and infant
- Partaking as a member of an independent panel to inquire, report and make recommendations to improve outcomes for Indigenous children and families
- Obtaining one of the highest fines in B.C. through environmental prosecution;
- Establishing for the first time, legal privilege protecting the communication between a First Nation and its members regarding cultural practices
- Helping develop inaugural laws for self-governance under treaty, including the establishment of one of the first Indigenous dispute resolution tribunals in B.C.
- Appearing as counsel and co-counsel before every level of court in Canada
Maegen came to Ratcliff LLP at the beginning of her career after clerking at the BC Court of Appeal for Justices Rowles and Southin, and spent several years working exclusively in all areas of Aboriginal litigation including commercial disputes, fiduciary duty claims, reserve based claims, tort claims, consultation and accommodation and Aboriginal rights and title claims. Her interest and experience in governance matters expanded as she has broadened her legal practice to advising and representing local governments, landowners and others in public law matters.
Notable Experience
- Blueberry River First Nation v. British Columbia, 2021 BCSC 1287; 2017 BCSC 899; 2015 BCSC 1302: lead counsel in the first case in Canada to prove the Crown breached its treaty promises (Treaty 8) through the cumulative impacts of permitting extensive industrial developments such that the way of life protected by the treaty is infringed, and the treaty rights can no longer meaningfully be exercised.
- Saik’uz and Stellat’en First Nations v. Rio Tinto Alcan et al., 2021 BCSC: alleging a breach of Saik’uz and Stellat’en’s property rights and constitutional rights due to the damning and diversion of the Nechako River and subsequent reduction of salmon and sturgeon populations.
- Huu-ay-aht First Nations and LS v. Director of Child and Family Services
- L.S. v British Columbia (Director of Child, Family and Community Services), 2018 BCSC 255: BC Supreme Court relies on parens patriae jurisdiction to order Director of Child and Family Services to ensure access for Indigenous mother and infant to prevent harm to maternal/infant bond and ensure breastfeeding not interrupted.
- Director v. L.D.S. and C.C.C., 2018 BCPC 61: Court orders return of infant to mother, finds the Director must view “least disruptive means” to ensuring child safety from the child’s perspective and must be “active and diligent” in attempting to find alternatives before removing a child from her mother.
- Peace Valley Landowner Association v. British Columbia (Environment), 2016 BCCA 377; 2015 FC 1027; 2015 BCSC 1129: challenging the environmental approvals for the Site C dam, including the failure to refer the Site C project to the BC Utilities Commission.
- BC Utilities Commission Site C Inquiry, 2017: legal counsel Peace Valley Landowners Association and Peace Valley Environment Association.
- R v. Morshedian, 2017 BCSC 408, 2016 BCPC 37; 2015 BCPC 368: largest fine to date for environmental offences prosecuted under local government bylaws for illegal soil deposits causing landslide.
- National Energy Board: Transmountain Expansion Project Application 2015-2016: legal counsel for several municipalities including West Vancouver, North Vancouver, Langley, Abbotsford, and Fraser Valley Regional District.
- Site C Joint Review Panel, 2014: legal counsel for City of Fort St. John.
- Greater Vancouver (Regional District) v. Langley (Township), 2014 BCCA 511 & 512; 2014 BCSC 413 & 414: planning principles between regional district and municipality.
- Deh Cho v. AG Canada (2011), supporting establishment of the Edezhie Protected Area, 25,000 sq.km in NWT.
- Ahousaht First Nation v. Canada, BCSC Justification trial (judgement reserved), following 2013 BCCA 300 (leave to SCC denied): following the first case in Canada to establish an aboriginal right to fish and sell a wide variety of fisheries resources.
- Huu-ay-aht First Nations v. Canada, 2016 SCTC 14; 2014 SCTC 7: prepared, researched and filed the first civil claim before Canada’s Specific Claims Tribunal. Through the excellent work of the team at Ratcliff, the claim went on to become the first Specific Claims Tribunal decision to award compensation and to address current compensation for historical losses. Compensation to the First Nation totaled over $15 million and Canada’s judicial review to the Federal Court of Appeal was discontinued.
- Chief Joe Hall v. Canada Lands Company Limited, 2011 BCSC 1031: prepared and filed aboriginal title and colonial reserve claim (settled).
- Rio Tinto Alcan Inc. v. Carrier Sekani Tribal Council, 2010 SCC 43:consultation in respect of damming of the Nechako River.
- Kwikwetlem First Nation v. British Columbia Utilities Commission, 2009 BCCA 68; 2008 BCCA 208: Interior to Lower Mainland Hydro transmission line.
- Gitga’at Development Corp. v. Hill,2007 BCCA 158: recognition by BC Court of Appeal of Band Council rights to represent legal interests of the Band.
- Esquimalt and Songhees Nations v. Canada and BC, (2006): Victoria Legislative Buildings site (settled).
- Reece v. Canada, 2006 FC 688: Won dismissal of claim by Federal government of Cabinet Confidence over documents disclosed in litigation.
- Huu-ay-aht First Nation et al. v. The Minister of Forests et al., 2005 BCSC 697: Province’s FRA policy declared invalid.
News, Publications & Presentations
- Quoted, “B.C. rejects open-pit mine in caribou habitat. Is this a shift for endangered species?,” The Narwhal, January 2023
- Quoted, “How a tiny First Nation forced an overhaul of land use,” The Globe And Mail, March 2022
- Author & Presenter, Association of BC Forest Professionals Forestry Conference 2022
- Co-Author, “Landmark decision opens door to private law remedies for First Nations: A case summary of Thomas and Saik’uz First Nation v Rio Tinto Alcan Inc.“
- Quoted – “B.C. Supreme Court ruling in infringement case to ‘open up broad range of remedies’ for First Nations”, Financial Post, January 26, 2022
- Quoted – “Court’s ruling on B.C. river puts ‘a pretty heavy obligation’ on Crown: lawyer for First Nations”, The Lawyer Daily, January 21, 2022
- Quoted – “How a big win for a First Nation in B.C. could bring change for resource development in Canada”, CBC News, October 21, 2021
- News – “First Nations’ project to reduce number of children in care is proving successful, report shows”, CBC News, October 19, 2021
- News – “After landmark court victory, Treaty 8 Nations lay out vision for energy development in northeastern B.C.”, CBC News, July 8, 2021
- News – “Blueberry River First Nations triumphs in court over B.C. government”, Vancouver Sun, July 2, 2021
- Quoted, “Odds stacked against parents fighting Ministry”, The Tyee, November 20, 2018
- “B.C. promotes breastfeeding for infants in government care after court ruling”, CBC News, August 29, 2018
- “Huu-ay-aht First Nations to recieve $4.2 million in funding, Federal funding will go towards child and family services”, Alberni Valley News, August 21, 2018
- “B.C. court rules against MCFD, permits Indigenous mother and child to return home with supports”, CBC News, March 15, 2018
- “B.C.’s child representative ‘appalled’ after ministry’s apprehension of Indigenous baby”, CBC News, March 12, 2018
- “B.C. Supreme Court steps in to make sure First Nations mom and baby don’t lose bond”, National Observer, February 28, 2018
- “B.C. Supreme Court order providing Indigenous mother daily access to newborn could set national precedent”, The Globe and Mail, February 22, 2018
- “Collision between Indigenous hunting and oil development rights set for legal showdown in B.C. court”, CBC News, June 10, 2017
- “West Vancouver couple’s appeal of $100K landslide fine rejected”, North Shore News, March 15, 2017
- “First Nation aims for foster kids to stay in community”, Times Colonist, December 13, 2016
- Report from the Ministerial Panel for the Trans Mountain Expansion Project (pp 15 and 58), November 1, 2016
- “First Nations fight to halt resource development in northeast B.C.”, The Globe and Mail, October 31, 2016
- “Langley township tells panel it doesn’t want pipeline here”, Langley Times, August 11, 2016
- “Pipeline proposal omitted key pollutant: FVRD lawyer”, The Abbotsford News, February 5, 2016
- “Site C dam: B.C. has right to approve project, court told”, CBC News, April 21, 2015
- “Lawyer argues in B.C. Supreme Court that Site C decision was illegal”, The Globe and Mail, April 20, 2015
- Forward, Together, Enabling Canada’s Clean, Safe, and Secure Energy Future, Report of the Expert Panel on the Modernization of the National Energy Board (p 68)
In The Community
- Elected Director, Vancity Credit Union (2021)(Chair, Governance Committee; Vice Chair, Technology Committee)
- Founding & Continuing Director, Urban Indigenous Health and Healing Cooperative, Kilala Lelum
- Founding & Continuing Director, Pacific CELL (Center for Environmental Law and Litigation),
- Past Director, Savary Island Land Trust
Maegen is a leading lawyer in Aboriginal, Indigenous, and First Nations Law focusing on litigation, negotiation and law & policy development. She is committed to helping clients meet their goals through the best tools available—whether by court action, negotiation or maximizing the tools of self-governance.
Her experience includes:
- Lead counsel in Yahey (Blueberry River First Nation) v. British Columbia, 2021 BCSC 1287, the first case in Canada to prove a breach of treaty and of s. 35 of the Constitution Act based upon the cumulative impacts of development
- Lead counsel on appeal and co-counsel at trial in Saik’uz and Stellat’en First Nations v. Rio Tinto Alcan et al, the first case to go to trial to enforce nuisance law based upon aboriginal rights
- Counsel for intervenor BC Civil Liberties Association on TL v. British Columbia (Attorney General) 2023 BCCA 167: declaration of constitutional invalidity of provisions of CFCSA permitting unconstitutionally broad access to government over parents’ health information
- Securing order under BC Supreme Court parens patriae jurisdiction to protect maternal/infant bond and breastfeeding for Indigenous mother and infant
- Partaking as a member of an independent panel to inquire, report and make recommendations to improve outcomes for Indigenous children and families
- Obtaining one of the highest fines in B.C. through environmental prosecution;
- Establishing for the first time, legal privilege protecting the communication between a First Nation and its members regarding cultural practices
- Helping develop inaugural laws for self-governance under treaty, including the establishment of one of the first Indigenous dispute resolution tribunals in B.C.
- Appearing as counsel and co-counsel before every level of court in Canada
Maegen came to Ratcliff LLP at the beginning of her career after clerking at the BC Court of Appeal for Justices Rowles and Southin, and spent several years working exclusively in all areas of Aboriginal litigation including commercial disputes, fiduciary duty claims, reserve based claims, tort claims, consultation and accommodation and Aboriginal rights and title claims. Her interest and experience in governance matters expanded as she has broadened her legal practice to advising and representing local governments, landowners and others in public law matters.
Notable Experience
- Blueberry River First Nation v. British Columbia, 2021 BCSC 1287; 2017 BCSC 899; 2015 BCSC 1302: lead counsel in the first case in Canada to prove the Crown breached its treaty promises (Treaty 8) through the cumulative impacts of permitting extensive industrial developments such that the way of life protected by the treaty is infringed, and the treaty rights can no longer meaningfully be exercised.
- Saik’uz and Stellat’en First Nations v. Rio Tinto Alcan et al., 2021 BCSC: alleging a breach of Saik’uz and Stellat’en’s property rights and constitutional rights due to the damning and diversion of the Nechako River and subsequent reduction of salmon and sturgeon populations.
- Huu-ay-aht First Nations and LS v. Director of Child and Family Services
- L.S. v British Columbia (Director of Child, Family and Community Services), 2018 BCSC 255: BC Supreme Court relies on parens patriae jurisdiction to order Director of Child and Family Services to ensure access for Indigenous mother and infant to prevent harm to maternal/infant bond and ensure breastfeeding not interrupted.
- Director v. L.D.S. and C.C.C., 2018 BCPC 61: Court orders return of infant to mother, finds the Director must view “least disruptive means” to ensuring child safety from the child’s perspective and must be “active and diligent” in attempting to find alternatives before removing a child from her mother.
- Peace Valley Landowner Association v. British Columbia (Environment), 2016 BCCA 377; 2015 FC 1027; 2015 BCSC 1129: challenging the environmental approvals for the Site C dam, including the failure to refer the Site C project to the BC Utilities Commission.
- BC Utilities Commission Site C Inquiry, 2017: legal counsel Peace Valley Landowners Association and Peace Valley Environment Association.
- R v. Morshedian, 2017 BCSC 408, 2016 BCPC 37; 2015 BCPC 368: largest fine to date for environmental offences prosecuted under local government bylaws for illegal soil deposits causing landslide.
- National Energy Board: Transmountain Expansion Project Application 2015-2016: legal counsel for several municipalities including West Vancouver, North Vancouver, Langley, Abbotsford, and Fraser Valley Regional District.
- Site C Joint Review Panel, 2014: legal counsel for City of Fort St. John.
- Greater Vancouver (Regional District) v. Langley (Township), 2014 BCCA 511 & 512; 2014 BCSC 413 & 414: planning principles between regional district and municipality.
- Deh Cho v. AG Canada (2011), supporting establishment of the Edezhie Protected Area, 25,000 sq.km in NWT.
- Ahousaht First Nation v. Canada, BCSC Justification trial (judgement reserved), following 2013 BCCA 300 (leave to SCC denied): following the first case in Canada to establish an aboriginal right to fish and sell a wide variety of fisheries resources.
- Huu-ay-aht First Nations v. Canada, 2016 SCTC 14; 2014 SCTC 7: prepared, researched and filed the first civil claim before Canada’s Specific Claims Tribunal. Through the excellent work of the team at Ratcliff, the claim went on to become the first Specific Claims Tribunal decision to award compensation and to address current compensation for historical losses. Compensation to the First Nation totaled over $15 million and Canada’s judicial review to the Federal Court of Appeal was discontinued.
- Chief Joe Hall v. Canada Lands Company Limited, 2011 BCSC 1031: prepared and filed aboriginal title and colonial reserve claim (settled).
- Rio Tinto Alcan Inc. v. Carrier Sekani Tribal Council, 2010 SCC 43:consultation in respect of damming of the Nechako River.
- Kwikwetlem First Nation v. British Columbia Utilities Commission, 2009 BCCA 68; 2008 BCCA 208: Interior to Lower Mainland Hydro transmission line.
- Gitga’at Development Corp. v. Hill,2007 BCCA 158: recognition by BC Court of Appeal of Band Council rights to represent legal interests of the Band.
- Esquimalt and Songhees Nations v. Canada and BC, (2006): Victoria Legislative Buildings site (settled).
- Reece v. Canada, 2006 FC 688: Won dismissal of claim by Federal government of Cabinet Confidence over documents disclosed in litigation.
- Huu-ay-aht First Nation et al. v. The Minister of Forests et al., 2005 BCSC 697: Province’s FRA policy declared invalid.
News, Publications & Presentations
- Quoted, “B.C. rejects open-pit mine in caribou habitat. Is this a shift for endangered species?,” The Narwhal, January 2023
- Quoted, “How a tiny First Nation forced an overhaul of land use,” The Globe And Mail, March 2022
- Author & Presenter, Association of BC Forest Professionals Forestry Conference 2022
- Co-Author, “Landmark decision opens door to private law remedies for First Nations: A case summary of Thomas and Saik’uz First Nation v Rio Tinto Alcan Inc.“
- Quoted – “B.C. Supreme Court ruling in infringement case to ‘open up broad range of remedies’ for First Nations”, Financial Post, January 26, 2022
- Quoted – “Court’s ruling on B.C. river puts ‘a pretty heavy obligation’ on Crown: lawyer for First Nations”, The Lawyer Daily, January 21, 2022
- Quoted – “How a big win for a First Nation in B.C. could bring change for resource development in Canada”, CBC News, October 21, 2021
- News – “First Nations’ project to reduce number of children in care is proving successful, report shows”, CBC News, October 19, 2021
- News – “After landmark court victory, Treaty 8 Nations lay out vision for energy development in northeastern B.C.”, CBC News, July 8, 2021
- News – “Blueberry River First Nations triumphs in court over B.C. government”, Vancouver Sun, July 2, 2021
- Quoted, “Odds stacked against parents fighting Ministry”, The Tyee, November 20, 2018
- “B.C. promotes breastfeeding for infants in government care after court ruling”, CBC News, August 29, 2018
- “Huu-ay-aht First Nations to recieve $4.2 million in funding, Federal funding will go towards child and family services”, Alberni Valley News, August 21, 2018
- “B.C. court rules against MCFD, permits Indigenous mother and child to return home with supports”, CBC News, March 15, 2018
- “B.C.’s child representative ‘appalled’ after ministry’s apprehension of Indigenous baby”, CBC News, March 12, 2018
- “B.C. Supreme Court steps in to make sure First Nations mom and baby don’t lose bond”, National Observer, February 28, 2018
- “B.C. Supreme Court order providing Indigenous mother daily access to newborn could set national precedent”, The Globe and Mail, February 22, 2018
- “Collision between Indigenous hunting and oil development rights set for legal showdown in B.C. court”, CBC News, June 10, 2017
- “West Vancouver couple’s appeal of $100K landslide fine rejected”, North Shore News, March 15, 2017
- “First Nation aims for foster kids to stay in community”, Times Colonist, December 13, 2016
- Report from the Ministerial Panel for the Trans Mountain Expansion Project (pp 15 and 58), November 1, 2016
- “First Nations fight to halt resource development in northeast B.C.”, The Globe and Mail, October 31, 2016
- “Langley township tells panel it doesn’t want pipeline here”, Langley Times, August 11, 2016
- “Pipeline proposal omitted key pollutant: FVRD lawyer”, The Abbotsford News, February 5, 2016
- “Site C dam: B.C. has right to approve project, court told”, CBC News, April 21, 2015
- “Lawyer argues in B.C. Supreme Court that Site C decision was illegal”, The Globe and Mail, April 20, 2015
- Forward, Together, Enabling Canada’s Clean, Safe, and Secure Energy Future, Report of the Expert Panel on the Modernization of the National Energy Board (p 68)
Awards & Accolades
- Appointed Kings Counsel (B.C.) 2021
- Recognized in the 2024 edition of The Best Lawyers in Canada™ as a leading lawyer in Aboriginal Law/Indigenous Practice. (Recognized consecutively since 2020)
- Recognized in Doyle’s Guide as a leading lawyer in Aboriginal, Indigenous, and First Nations Law in British Columbia, 2021
In The Community
- Elected Director, Vancity Credit Union (2021)(Chair, Governance Committee; Vice Chair, Technology Committee)
- Founding & Continuing Director, Urban Indigenous Health and Healing Cooperative, Kilala Lelum
- Founding & Continuing Director, Pacific CELL (Center for Environmental Law and Litigation),
- Past Director, Savary Island Land Trust
Year Of Call
- British Columbia, 2005
Education
- LLB, Dalhousie University, 2003
- BA, Simon Fraser University, 1998