Suncor Energy is up approximately 55% from its pre-conflict level. Canadian Natural Resources, Cenovus, and Imperial Oil have posted comparable moves. For investors who held energy through the Hormuz shock, those gains are real and substantial. For investors who hold them inside a TFSA, they are also entirely tax-free to harvest and redeploy. That combination, a large, unrealized, taxable gain sitting inside an account where the tax bill is zero, is the planning conversation most worth having right now.
The mechanics are straightforward but the timing is not obvious to most investors. Inside a TFSA, selling Suncor at a 55% gain and rotating the proceeds into, for example, underweight financials or fixed-income substitutes triggers no capital gains event. The full proceeds are available for reinvestment inside the account. Outside a TFSA, in a non-registered account, the same sale triggers a capital gain at the half-inclusion rate against the investor's marginal tax rate. For an investor in the top bracket, that is a meaningful after-tax drag on rebalancing.
Why the TFSA Is the Right Account to Act In
The chart above shows the tax cost comparison of a hypothetical $50,000 rebalancing transaction across three account types: TFSA, RRSP, and non-registered. The energy gain assumption is 55%, consistent with the average move in the TSX energy sector since March 4. The TFSA produces no immediate tax friction. The RRSP produces no immediate tax friction either, but the proceeds remain locked inside the registered account structure and any eventual withdrawal is fully taxable as income. The non-registered account generates a capital gain at the point of sale.
The RRSP and TFSA both show zero immediate tax cost, but the RRSP defers rather than eliminates the liability: future withdrawals are fully taxable as income. The TFSA is the only account where the capital gain is permanently sheltered, making it the correct vehicle for rebalancing appreciated positions before any deescalation reduces energy sector prices.
What the Spring Economic Update Changed
Finance Minister Champagne's April 28 update did not alter personal or corporate income tax rates, and it did not change the capital gains inclusion rate from its current one-half level. What it did introduce, relevant to registered account planning, was a confirmation that the Department of Finance is actively working on qualified investment rules for RRSPs, TFSAs, RRIFs, and related accounts. No specific changes were legislated, but the signal is meaningful: advisors with clients holding unusual or illiquid assets inside registered plans should be monitoring this file.
On the housing front, the Update extended the Home Buyers' Plan repayment grace period to participants making first withdrawals through December 31, 2028, maintaining the five-year window during which repayments are not required. For a client who withdrew the maximum $60,000 from their RRSP for a first home purchase this year, that is up to $4,000 in annual cash-flow relief for each of the three extended years. The planning conversation around whether to direct that annual cash flow back to TFSA contributions versus other priorities is now active for a meaningful number of clients.
The Timing Question
The energy sector rally is partly built on a risk premium that exists only while the Strait of Hormuz remains effectively closed. As of today, both blockades, Iran's and the U.S. counter-blockade from April 13, remain in place. Peace talks are ongoing but no formal framework exists. If a resolution arrives and oil returns toward its pre-conflict level of approximately $69 per barrel, the energy sector gains partially or fully retrace. The TFSA rebalancing opportunity does not survive that scenario undiminished.
The question for each client is not whether to hold or sell energy as an investment thesis. It is whether the current weighting, inflated by a 50-plus percent sector move, still reflects the intended strategic allocation. If a client entered 2026 with 12% energy exposure and that position is now 18%, the mechanical rebalancing case exists independent of any view on oil prices. The TFSA is simply the most efficient vehicle in which to execute it.