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.

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Steps

  1. 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 increases

    Are normally paid when a new contract has been finalized and there is a backdated increase in pay

  2. Withhold payroll deductions

    You must withhold the following deductions:

  3. 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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2026-03-16