Canada Introduces Permanent Productivity Mega Deduction for Capital Investments

This policy positions Canada as a more attractive destination for business investment, potentially reshaping the competitive landscape in the G7.

• On September 15, 2026, Prime Minister Mark Carney announced the Productivity Mega Deduction, expanding immediate expensing to over 65% of capital assets.
• Eligible assets now include machinery, software, clean energy equipment, and more, aiming to attract nearly $1 trillion in new investments over five years.
• Projected tax rate on new business investment is expected to drop from 13% to 6.4%, making it the lowest in the G7.

• Previous measures: This announcement builds on the 2025 Budget's Productivity Super-Deduction, which had limited immediate expensing for manufacturing assets.
• Competitive pressures: The reform responds to U.S. tax changes under President Trump, aiming to counteract Canada's historically lower business investment levels.
• Long-term certainty: By making the expensing permanent, the government seeks to provide stability for businesses planning future investments.

The Productivity Mega Deduction is a strategic move by the Canadian government to enhance its appeal as a business-friendly environment. By allowing immediate expensing for a broader range of capital assets, the policy aims to stimulate investment in key sectors such as clean energy, technology, and infrastructure. This shift is particularly significant given Canada's historical challenges in attracting business investment compared to its G7 counterparts.

The expansion from approximately 15% to over 65% of eligible capital investments represents a substantial increase in the potential for businesses to recover costs quickly. This immediate expensing allows companies to deduct the full cost of qualifying assets in the year they are purchased, rather than spreading the deduction over several years. As a result, businesses can reinvest savings into growth initiatives, research and development, or workforce expansion.

The projected reduction in the marginal effective tax rate from 13% to 6.4% is a critical component of this policy. This rate is expected to be the lowest among G7 nations, positioning Canada as a competitive alternative for businesses considering where to allocate their capital. The government estimates an incremental fiscal cost of C$36 billion over five years, but anticipates that the economic output gains could reach up to C$22 billion annually. This potential for increased economic activity is a key incentive for the government to implement such a sweeping reform.

Moreover, the policy is designed to provide long-term certainty for investors. Unlike previous temporary measures, the permanent nature of the Mega Deduction signals to businesses that Canada is committed to fostering a stable investment climate. This is particularly important in the context of global trade tensions and regulatory challenges that have historically hampered investment in Canada.

International observers have noted that this reform could improve Canada's competitiveness relative to the United States, which has seen significant tax reforms aimed at attracting business investment. The Canadian government is clearly aiming to create a more favorable environment for both domestic and foreign investors, particularly those from regions like the Gulf, where investors are seeking stable, low-tax jurisdictions for energy and technology investments.

• Business owners: Particularly in sectors like clean energy, technology, and infrastructure, who will benefit from reduced capital costs.
• Investors: Both domestic and international, especially those looking for favorable tax conditions.
• Economists: Who will analyze the long-term impacts on Canada's economic growth and competitiveness.

• Investment inflows: Monitor the levels of new capital investments in Canada over the next few years to gauge the policy's effectiveness.
• Economic output: Keep an eye on annual economic output gains to see if they align with government projections of up to C$22 billion.
• Comparative tax rates: Watch for any changes in U.S. tax policy that could affect Canada's competitive edge in attracting business investment.