Home Office Tax Deduction Calculator — Canada

If you work from home as a self-employed individual or sole trader in Canada, you may be able to claim a deduction for the business use of your home. Use this free calculator to estimate your allowable deduction under the CRA (Canada Revenue Agency) simplified flat-rate method.

CRA (Canada Revenue Agency) Home Office Rate (2024)

  • Flat rate: C$2 per day (daily flat rate method)
  • Eligible rooms: Rooms used exclusively or predominantly for business
  • Alternative: Actual cost method (proportion of rent, utilities, and mortgage interest)
  • Record keeping: Log days and hours worked from home throughout the year

How to Use This Calculator

  1. Enter the number of months (or hours/days) you worked from home
  2. Select the number of rooms used for business
  3. Enter your marginal tax rate
  4. See your estimated deduction and tax saving

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