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ARTICLE · 12 OCTOBER 2026

Digging Deeper: Canadian Mining Sector Tax Update

Blake, Cassels & Graydon LLP
Blake, Cassels & Graydon LLP
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Blake, Cassels & Graydon LLP

Blake, Cassels & Graydon LLP

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Canada’s mining sector is at an important inflection point. Against a backdrop of growing global demand for critical minerals and increased competition for investment capital, the Canadian federal government has recently introduced a series of tax measures designed to encourage investment and strengthen the competitiveness of Canada’s mining industry. For investors, these measures may meaningfully influence the after-tax economics of projects and financing structures across the mining value chain.

CanadaEnergy and Natural Resources
Daniel Jankovic
Daniel Jankovic
Monica Cheng
Monica Cheng
Ahmed Elsaghir
Ahmed Elsaghir
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Canada’s mining sector is at an important inflection point. Against a backdrop of growing global demand for critical minerals and increased competition for investment capital, the Canadian federal government has recently introduced a series of tax measures designed to encourage investment and strengthen the competitiveness of Canada’s mining industry. For investors, these measures may meaningfully influence the after-tax economics of projects and financing structures across the mining value chain.  

This bulletin examines the key recent measures and their potential implications for investors considering mining opportunities in Canada.

Key Developments

1. Immediate Expensing of “Canadian Development Expense” (CDE) Incurred on or After September 15, 2026

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