Investigation into Chinese unarmoured cables

Summary#

On March 16, 2026, the Canada Border Services Agency (CBSA) opened formal investigations under the Special Import Measures Act into alleged injurious dumping and subsidizing of unarmoured building cables from the People’s Republic of China. The CBSA says the full product definition and tariff numbers are on its website and that a Statement of Reasons will be published within 15 days.

What it does#

• Starts investigations into claims that certain unarmoured building cables imported from the People’s Republic of China were dumped or subsidized and harmed Canadian industry.
• Says the investigation was initiated under subsection 31(1) of the Special Import Measures Act.
• Directs readers to the CBSA “Dumping and subsidy investigations” webpage for the detailed product definition and tariff classification numbers.
• States a Statement of Reasons explaining the decision will be available within 15 days of the decision.

Who's affected#

• Importers and distributors who bring unarmoured building cables into Canada from the People’s Republic of China.
• Canadian manufacturers and sellers of similar building cables.
• Construction companies, electrical contractors, wholesalers and retailers who buy or install these cables.
• It is unclear from the notice who else (for example, specific companies) has already been named or contacted.

Why it matters#

• The investigation begins a formal review of trade and pricing for these cables.
• Depending on the outcome, there could be trade remedies or other measures that affect supply, cost, or who can sell these products in Canada.
• Builders, contractors and anyone buying or installing wiring could see impacts if the investigation leads to duties or restrictions.