With Ontario’s top personal tax rate reaching 53.53%, high-income individuals are under growing pressure to maximize their after-tax returns. One underused but highly effective strategy is investing in flow-through shares — a mechanism that allows individual investors to claim resource exploration deductions initially incurred by Canadian exploration companies.
Let’s examine a simple example: an investor plans to withdraw $10,000 from their holding company for a personal investment. Depending on the form of extraction — salary, non-eligible dividend, or eligible dividend — the after-tax amount varies significantly.
After tax:
- A salary leaves $4,647;
- A non-eligible dividend provides $5,600;
- An eligible dividend yields $6,100.
If invested in flow-through shares, these amounts generate substantial tax deductions and credits — up to 53.53% in combined federal and provincial benefits — related to Canadian exploration or development expenses that the issuing company “flows through” to the investor.
Here’s the real advantage: the net cost to the investor after tax relief becomes:
- $2,159 with salary (only 21.6% of the original $10,000);
- $2,602 with non-eligible dividends (26.0%);
- $2,835 with eligible dividends (28.3%).
This means the investor could lose up to 70–75% of the value of the shares and still not incur a net loss — the tax benefit cushions the investment risk, effectively lowering the breakeven point.
⚠️ However, there is one critical planning mistake to avoid: do not use a Tax-Free Savings Account (TFSA) for this strategy. Flow-through tax deductions and credits apply only to taxable individuals. A TFSA is tax-exempt — it pays no tax and therefore has no taxable income to offset. This makes all the deductions and credits ineffective. In short, using a TFSA cancels the main fiscal advantage of flow-through shares.
The correct approach is to invest through a non-registered personal account, where the deductions can be fully applied to reduce personal taxable income.
To explore the full power of this strategy, Luc Dubé M.Tax (Tax Law Expert) and Jean Courcelles CFA, M.Sc (Investment Wealth Advisor) are hosting a free webinar: 🔗 Flow-Through Shares: Do Tax Incentives Provide a Sufficient Risk Premium?
This session is ideal for incorporated professionals, business owners, and high-income individuals seeking efficient ways to reduce taxes and enhance investment returns.