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Why do I owe taxes after medical release?

2 min readAdvancedDetailed policy explanations and benefit interactions.

Multiple taxable income sources (pension, IRB, CPP-D) can push total income into higher tax brackets, and each payer withholds tax as if they were your only source.

When you medically release, you may receive income from several taxable sources at once — a CAF pension, SISIP/CAF LTD, VAC's Income Replacement Benefit, and possibly CPP-Disability. Each payer calculates tax withholding based only on what they pay you, not your total income. At tax time, CRA looks at your total income from all sources combined. If the combined amount pushes you into a higher tax bracket, the total tax you owe can be more than what was withheld by each payer individually. This is not the same income being taxed twice. It is several taxable income streams being reconciled on one tax return. What you can do: - Collect every tax slip (T4, T4A, T4A(P), pension slips, VAC slips) - Ask each payer to increase withholding if you expect to owe at year-end - File your return early to avoid interest charges - Talk to CRA or a tax professional familiar with military and disability income

Why This Matters

Understanding how taxes interact with your benefits prevents surprises at tax time and helps you plan your finances during transition.

Who This Applies To

Medically releasing members and veterans receiving income from multiple taxable sources.

Common Misconception

Many people think the government is double-taxing their disability benefits. In reality, tax-free benefits like Pain and Suffering Compensation are not taxed at all, while taxable benefits like IRB are taxed because they replace employment income.

Related Claim Tools

Related Glossary Terms

IRBCPP-DProgressive tax

What Should I Do Next?

Gather all your tax slips, check whether you may owe at year-end, and consider requesting additional withholding from each payer.

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Last reviewed: July 23, 2026·Next review: October 23, 2026

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