What is capital cost allowance (CCA) in Canada?

Short answer

Capital cost allowance is how you deduct the cost of business assets over time instead of all at once. Assets are grouped into classes, each with its own annual rate, and you claim a percentage of the remaining balance each year. CCA is optional, which makes it a planning tool.

Why you cannot just expense an asset

When you buy something with lasting value, a vehicle, computer, equipment, furniture or a building, the CRA does not let you deduct the whole cost in the year of purchase. Instead you capitalise it and deduct the cost gradually through capital cost allowance, reflecting that the asset earns income over several years.

Genuine consumables and low-cost items are expensed immediately. CCA applies to the durable assets, and the rate at which you can deduct them depends on the class the CRA assigns to that type of asset.

How the classes and rates work

Every depreciable asset falls into a CCA class, each with its own rate applied on a declining balance. Common ones include:

  • Class 8 — furniture, fixtures and general equipment, 20%
  • Class 10 — most vehicles, 30%
  • Class 50 — computer hardware and systems software, 55%
  • Class 12 — tools, and software other than systems software, 100%
  • Class 1 — buildings, typically 4%

Declining balance means you claim the rate on the remaining (undepreciated) balance each year, so the deduction is largest early and tapers over time.

The half-year rule and recent incentives

In the year you buy an asset, the half-year rule generally limits you to half the normal CCA, on the theory that the asset was only owned for part of the year. Recent federal measures have layered accelerated first-year deductions and, for some assets, immediate expensing on top of the base rules, which can dramatically increase the first-year deduction.

These incentives change over time and by asset type, so the first-year deduction on a given purchase depends on when you bought it and what it is. Timing a major purchase around year-end can shift a large deduction between years.

CCA is optional, and that is the point

Unlike most deductions, you are not required to claim the maximum CCA, or any, in a given year. This optionality is a genuine planning lever. In a low-income year you can claim little or no CCA, preserving the undepreciated balance to deduct in a future year when it shelters income taxed at a higher rate.

Claiming full CCA every year on autopilot can waste deductions against low-taxed income. Matching CCA claims to your income pattern is one of the quieter but more valuable pieces of year-end planning.

Recapture and terminal loss on sale

When you sell an asset, the tax follows what happens to the class balance. If the sale proceeds exceed the remaining balance in the class, you have recapture: the excess CCA you claimed comes back into income. If the class is emptied for less than its remaining balance, you may claim a terminal loss.

This is why disposing of assets, or winding up a business, needs planning: a sale can trigger recapture that turns a quiet year into a taxable one if you are not expecting it.

Primary source

Reviewed for the 2025 tax year by Udit Gupta, Certified Tax Accountant. General information, not advice for your specific situation — book a free 15-minute call to discuss your circumstances.

What is capital cost allowance (CCA) in Canada? Frequently Asked Questions

Common questions regarding our compliance workflows and service guarantees.

No. CCA is optional and can be claimed at any amount up to the maximum. Skipping it in low-income years preserves the deduction for higher-income years.
Generally CCA cannot be used to create or increase a rental loss, and there are limits in some other cases. For an active business, it can reduce income to nil but the interaction with losses should be planned.
In the year you acquire an asset, you can usually claim only half the normal CCA rate, though accelerated incentives have modified this for many recent purchases.
If you sell for more than the remaining class balance, the excess CCA is recaptured into income. If the class is left with an unclaimed balance and no assets, you may claim a terminal loss.
Often it accelerates the deduction, especially with immediate expensing incentives. But the asset must be available for use, and the benefit depends on your income. We model it before you buy.
Yes. We match CCA to your income pattern year by year, apply available first-year incentives, and plan around recapture on any planned asset sales.
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For the 2025 tax year the filing and payment deadline is 30 April 2026. If you or your spouse were self-employed, the filing deadline moves to 15 June 2026, but any balance owing is still due 30 April 2026. Interest starts the day after the payment deadline, and a late-filing penalty applies on top when a return with a balance owing is filed late. File on time even with nothing owing, because income-tested benefits are recalculated from the filed return.

For 2025 returns filed in 2026, most online returns are processed in about two weeks, and a non-resident return can take up to sixteen weeks. A paper return runs on a considerably longer standard because it is handled manually. Those timeframes assume a complete return that is not pulled for review. Register direct deposit and track progress in CRA My Account rather than waiting on a posted cheque.

As the rules stand for the 2025 tax year filed in 2026, the late-filing penalty is 5% of the balance owing plus 1% of that balance for each full month the return is late, to a maximum of 12 months, so 17% at worst. It rises to 10% plus 2% per month for up to 20 months, a 50% maximum, but only where the CRA formally demanded the return and had already charged a late-filing penalty for any of the three preceding tax years. Interest compounds daily.

If you owe nothing, no penalty applies, but a refund and benefit payments such as the Canada child benefit and the GST/HST credit are held up until the return is processed. If you owe, a late-filing penalty is charged and interest runs on the balance and compounds daily from the day after the due date. For the 2025 tax year the deadline was 30 April 2026. File even if you cannot pay, because the penalty is driven by filing, not payment.

Yes. Nothing blocks filing a very late personal return, and the CRA will process a 2015 T1 that was never filed. Expect interest and a late-filing penalty on any balance owing. A refund is a different matter: the CRA's power to issue one for a year that old runs out, so read the CRA taxpayer relief page before counting on money back. Filing still matters for benefit entitlement, and unfiled years can bring an arbitrary assessment.

Call the benefit enquiries line, but check My Account first: it shows your payment dates and amounts, and any letter asking you to prove marital status, residency or who the child lives with. Most stopped or reduced payments trace back to an unfiled return, because entitlement is recalculated every July from both partners' returns for the previous year. File the missing return and payments generally restart, with back payments where you still qualify.

No. Capital is the owner's stake in the business, so it sits in equity, not liabilities. On a balance sheet, assets equal liabilities plus equity, and the capital account belongs on the equity side alongside retained earnings. Money the owner lends the business is different, because the business owes it back, and that is a liability. Keeping owner capital, owner loans and drawings in separate accounts prevents a messy reconciliation at year end.

No. Drugs dispensed on a prescription are zero-rated, so no HST applies to the medication or to the dispensing fee in Ontario. Products bought without a prescription are usually taxable, even those kept behind the pharmacy counter, though a short list of non-prescription drugs is zero-rated. Many medical devices and mobility aids are zero-rated as well, while vitamins and supplements are taxable. Your pharmacy receipt separates the taxable items from the untaxed ones.

Udit Gupta, founder of Tax Filings Canada

Reviewed and fact-checked by Udit Gupta

Ex Big 4 — Ernst & Young, Deloitte · International & cross-border tax specialist · CPA Canada (In-Depth Tax Program) · Chartered accountant, ICAI & MIA

Udit Gupta has over 15 years of experience helping corporations and business owners with corporate structuring, corporate tax filing, bookkeeping, payroll, GST/HST, cross-border tax and CRA representation. Big 4 trained at Ernst & Young and Deloitte, and qualified as a chartered accountant in India and again in Malaysia, he founded his accounting practice in 2014 to serve entrepreneurs, startups and non-resident business owners across Canada. View full member bio.

The Institute of Chartered Accountants of India — member 521458 · Malaysian Institute of Accountants — member CA 44667 · Ex Big 4: Ernst & Young, Deloitte · CPA Canada (In-Depth Tax Program), completed 19 Dec 2023 · In-Depth GST/HST Part I, 12 Jul 2022 · Part II, 5 Jul 2023

Editorial policy. Every page is researched against primary sources — the Income Tax Act, CRA publications and CPA Canada guidance — and every rate or threshold is stated with the tax year it applies to.

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