Bonuses, retroactive pay increases or irregular amounts
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Bonuses, retroactive pay increases or irregular amounts
This new content has been developed for clarity, completeness and plain language. No changes were made to the CRA's treatment of bonuses, retroactive pay increases or irregular amounts.
You may pay bonuses, retroactive pay increases, or any other additional or unusual payments to your employee.
On this page
Steps
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Determine if you need to report the payment on a slip
You must report the payment as employment income on your employee’s T4 slip in the year the bonuses, retroactive pay increases, or any other additional or unusual payments are received.
Example: Bonuses
Can be paid at any time but are usually paid at the end of a fiscal or calendar year
Example: Retroactive pay increasesAre normally paid when a new contract has been finalized and there is a backdated increase in pay
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Withhold payroll deductions
You must withhold the following deductions:
- Income tax - Calculate using the bonus or irregular payments method
Learn more on how to calculate, including examples: Calculate income tax deductions
- EI premiums
Learn more on how to calculate, including examples: Calculate EI premiums deductions
- CPP contributions - Calculate using the bonus or irregular payments method
Learn more on how to calculate, including examples: Calculate CPP contributions deductions
- Income tax - Calculate using the bonus or irregular payments method
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Report the payment on a T4 slip
You must report the following on the T4 slip:
- Box 14 - Employment income
- Box 24 - EI insurable earnings
- Box 26 - CPP/QPP pensionable earnings
Special situation: Qualifying retroactive lump-sum payments (QRLP)
If the retroactive payment is related to previous years that are paid in the current year, it may be considered a QRLP. Your employee may be eligible for a special tax calculation when they file their personal income tax and benefit return.
Learn more: Lump-sum payments
Learn how to report the payment: T4 slip - Information for employers
References
Legislation
- ITA: 5(1)
- Income from office or employment
- ITA: 153(1)(a)
- Withholding
- ITR: 103
- Non-periodic payments
- ITR: 200
- Remuneration and benefits
- CPP: 12(1)
- Amount of contributory salary and wages
- IECPR: 2(1)
- Amount of insurable earnings
- IECPR: 2(3)
- Amounts not included in insurable earnings
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2026-04-29