The Prohibition of Certain Toxic Substances Regulations, 2025 (SOR/2025-270) were published in the Canada Gazette, Part II on December 31, 2025, which is Canada's updated federal rule under the Canadian Environmental Protection Act (CEPA) that replaces the 2012 regulations, set to come into force June 30, 2026.

Key details regarding these regulations include:

• General Ban

With certain exceptions, the rules prohibit the manufacture, use, sale or import of the specific substances are listed in Schedule 1 of the regulations or products containing them.

• Exceptions

These Regulations do not apply to any toxic substance that

1. is contained in a hazardous waste, hazardous recyclable material or non-hazardous waste to which Division 8 of Part 7 of the Canadian Environmental Protection Act, 1999 applies;

2. is contained in a pest control product as defined in subsection 2(1) of the Pest Control Products Act; or

3. is present as a contaminant in a chemical feedstock that is used in a process from which there are no releases of the toxic substance and on the condition that the toxic substance is destroyed or completely converted in that process to a substance that is not a toxic substance set out in either Schedule 1 or 2.

4. is to be used in a laboratory for analysis, in scientific research or as a laboratory analytical standard. However, if the usage exceeds 10 grams of a substance per year, the Minister must be notified with specific information.

5. is manufactured items that are simply passing through Canada from one foreign country to another are exempt.

• 2012 versus 2025 Regulations

1. Two additional flame retardants, Dechlorane Plus (DP) and Decabromodiphenyl ethane (DBDPE), are now prohibited, along with products containing them (subject to limited exemptions).

2. The 2025 regulations further restrict several substances already regulated under the 2012 version, including PFOS, PFOA, LC-PFCAs, HBCD, and PBDEs, by removing or limiting previously allowed exemptions.

URL：

https://gazette.gc.ca/rp-pr/p2/2025/2025-12-31/html/sor-dors270-eng.html

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