- Parties: The applicants included the Regional Municipality of Halton. The respondents included the Attorney General of Canada, the Minister of Environment of Canada, and the Canadian National Railway Company.

- Subject Matter: This was a judicial review application under ss.18 and 18.1 of the Federal Courts Act to quash and to set aside a decision issued by the Minister of the Environment under s. 54 of the Canadian Environmental Assessment Act, 2012.

- Date: The hearing was set on Dec. 11, 2023.

- Venue: This was a federal case before the Federal Court.

- Amount: No financial award was specified.