
Michelle SpencerCPA, CA
May 21, 2026
Maximize the Lifetime Capital Gains Exemption (LCGE)
When an accounting firm owner sells their practice in Canada, one of the most valuable tax planning opportunities is the Lifetime Capital Gains Exemption (LCGE). If structured properly, the exemption can allow a seller to shelter up to $1.25 million of capital gains from tax on the sale of qualifying shares.
The LCGE applies only to the sale of shares of a Qualified Small Business Corporation (QSBC), not to the sale of business assets. This distinction is critical. In many accounting firm transactions, buyers prefer asset purchases because they avoid assuming liabilities. However, sellers generally prefer share sales because they may qualify for the LCGE.
Conditions to Qualify for the LCGE
For an accounting firm owner to claim the exemption, several conditions must be met:
- The corporation must be a Canadian-Controlled Private Corporation (CCPC). Most incorporated accounting firms meet this requirement.
- At least 90% of the corporation’s assets must be used in an active business in Canada at the time of sale. Excess cash, investment portfolios, or passive assets inside the corporation can disqualify the shares. Many firms undertake a “purification” process before sale to remove surplus investments or cash.
- The shares must have been owned for at least 24 months before the sale. During that period, more than 50% of the company’s assets must have been used in an active Canadian business.
If these tests are satisfied, the seller may claim the LCGE against the capital gain realized on the share sale. For example, if an accounting firm owner sells shares and realizes a $1.5 million capital gain, up to $1.25 million may be exempt from tax, significantly reducing the overall tax burden.
Special Considerations for Professional Corporations
Professional corporations, including accounting firms, can generally qualify for the LCGE provided they meet the QSBC rules. However, owners often encounter issues because professional corporations may accumulate excess retained earnings or investment assets over time. These passive assets can jeopardize eligibility if planning is not done well in advance.
Multiplying the Exemption with a Family Trust
Another important planning strategy is multiplying the exemption among family members. If shares are owned through a family trust, multiple beneficiaries may each access their own LCGE, potentially sheltering several million dollars of gains from tax. This structure must usually be established years before the sale to satisfy ownership and attribution rules.
Start Planning Early
Because the rules are technical and CRA scrutiny is common, accounting firm owners should begin tax planning at least two to three years before a potential sale. Early preparation can help ensure the firm qualifies and maximize after-tax proceeds.
If you are thinking about selling your practice, we can help you plan ahead.