Split income from joint accounts

March 05, 2025 | John Hastings CFA MBA


Share

Many couples assume they can split income from joint accounts to minimize their tax bills, but that’s not always the case. According to Canadian tax rules, each spouse must report income based on their individual contributions to the account.

For example. Imagine you are your spouse have a joint non-registered account. If you were the one that contributed all the capital to the account, all interest income, dividends, and capital gains would have to be taxed in your name.

So why not just transfer funds to your spouse and have all the returns taxed in their name, especially if they are in a lower tax bracket? Unfortunately, the attribution rules prevent this from happening.

Tax slip reporting can also cause confusion. Even if a T5 or T3 slip is issued in one spouse’s name, both spouses must report their proportional share of the income. Withdrawals further complicate matters, as they can alter the contribution ratio and affect future tax reporting.

Understanding these rules is essential to avoid costly mistakes and potential penalties. Consulting a qualified tax advisor can help ensure proper compliance and optimize your tax strategy for joint accounts.

It’s always important to know the rules and avoid unexpected notifications from the CRA or complications. This article will provide some more insight into these rules to help better inform you