The Cassels Regulatory Group brings together a multi-disciplinary team of top-ranked lawyers across Canada, offering a wealth of expertise in the regulatory approval process across a broad spectrum of industries. Our lawyers advise clients with regulatory matters in numerous areas, including energy; mining; Aboriginal law; municipal, planning and environmental; and food, drug and health products.

We provide strategic advice to clients regarding regulatory matters and act for clients before regulatory bodies across Canada in order to obtain approvals. Our lawyers have experience advising on regulatory aspects of legislative reforms, public policy and government relations.

Energy, Mining & Resource Development

Cassels has been providing legal advice to clients in the oil and gas, mining, electricity and utility, renewable energy, clean technology and other resource development industries for over 30 years. We are experienced in the regulatory aspects of resource development, including obtaining regulatory approvals associated with the development, acquisition, disposition and operation of oil and gas, pipeline, mining and electricity projects.


Our team brings extensive national expertise and a multi-disciplinary approach to their work with industry, government and Aboriginal peoples (including First Nations, Métis, Inuit and Innu) in connection with regulatory matters and processes affected by Aboriginal issues and Aboriginal law.

Municipal, Planning & Environmental

Cassels represents a wide variety of clients, including municipalities, developers and private, public and Crown corporations with respect to all regulatory aspects of municipal, planning and environmental law. Our environmental lawyers provide advice and representation on all aspects of environmental law including regulatory approvals, environmental assessments for major resource development and infrastructure projects, environmental offences, and third-party civil liability.

Food, Drug & Health Products

The lawyers at Cassels have extensive experience advising clients in a variety of industries that are regulated by the Health Canada. Our team routinely advises and assists clients in the food industry regarding issues of compliance, trade and licensing. We also advise and advocate for clients in the cannabis, pharmaceutical, medical device, cosmetic and natural health products industries.

Specifically, our lawyers have guided clients through complex regulatory issues and advocated for our client’s positions to the regulators.