- A final T1 return must be filed for every person who dies, and the CRA pages do not say it can be skipped when no tax is owing.
- A late final return with a balance owing costs 5% of the balance plus 1% for each full month late, up to 12 months, and unpaid tax bears compound daily interest.
- The clearance certificate can only be requested after the returns are filed and assessed and taxes are paid or secured, and an executor who distributes without one can be personally liable up to the value of the property distributed.
If you are the executor of an Alberta estate, the final income tax return can feel like one more task on a long list. Deadlines can pass quickly while you are dealing with the funeral, the will and the assets. If you have missed the date, or are about to, it helps to know what lateness actually costs.
These are federal rules administered by the Canada Revenue Agency (CRA), and they apply in Alberta the same way as elsewhere in Canada. This article explains the duty to file, which due date applies, the penalties and interest, the separate T3 estate return, and why timing matters before you distribute anything.
This article covers the law of Alberta.
The duty to file does not depend on owing tax
A final T1 return must be filed for every person who dies. The legal representative of the person who died files it, along with any optional returns.
The CRA pages do not say a final return can be skipped when no tax is owing. They say only that a final return must be filed for every person who dies. The return reports the deceased's property, investments and other taxable income, and the legal representative may claim deductions and credits to reduce what the deceased or estate owes.
Which due date applies
The usual rule is that an individual's return is due on or before April 30 of the following year. For the final return, the date depends on when the person died and on their circumstances.
| Situation | Final return due |
|---|---|
| Death between January 1 and October 31 | April 30 of the year after death |
| Death between November 1 and December 31 | Six months after the date of death, on the same calendar day |
| Deceased or cohabiting spouse or common-law partner ran a business, death January 1 to December 15 | June 15 of the year after death |
| Same business situation, death December 16 to 31 | Six months after death |
| Death on or before the due date of the previous year's T1, which was not filed | That previous-year return is due six months after the date of death |
For self-employed people, payment is still due on the standard payment due date, and the later filing date does not apply if the business expenditures were mainly tax shelter investment costs. For a surviving spouse or common-law partner, the return follows the deceased's date, but any balance owing on it must still be paid by April 30 to avoid interest.
If a due date falls on a weekend or CRA-recognized public holiday, a return is on time if received or postmarked by the next business day, and payment is on time if received on the first business day after the due date.
What a late final return costs
If the final return has a balance owing and is filed late, the penalty is 5% of the balance owing, plus 1% of the balance owing for each full month the return is late, to a maximum of 12 months. The penalty may be higher if a late-filing penalty was assessed for any of the three previous years, and interest also applies to the penalty.
Separately, unpaid tax on a deceased person's return bears compound daily interest from the day after the due date until it is paid in full. Filing late and paying late therefore add up, and the cost grows the longer the return sits.
- The late-filing penalty is based on the balance owing, so paying what you can early limits the amount it is calculated on.
- Interest runs on unpaid tax even where filing is allowed later, as with self-employed people.
- Optional returns may reduce or eliminate tax, so ask whether any apply before the main return is finalized.
The T3 estate return is a separate risk
The estate may also need to file a T3 trust return.
A late T3 may attract a penalty of $25 a day, with a minimum of $100 and a maximum of $2,500, even if nothing is owing. That is different from the final T1 penalty, which is tied to a balance owing. Sales by the estate after death are reported by the estate on a T3 return.
Why lateness matters before you distribute, and what to do next
A clearance certificate confirms that an estate has paid the income tax, GST/HST, interest and penalties owed when it was issued, or that the Minister has accepted security for them. You should request it only after returns are filed and assessed and taxes are paid or secured, and not with the returns, as that delays assessment. A late return therefore pushes back the whole process.
Before distributing property under their control, the legal representative must obtain a clearance certificate. If they distribute without one, they are personally liable for the amounts owing, up to the value of the property distributed. A certificate is generally not available if the estate cannot pay all amounts owed.
- Confirm the date of death and which due date applies.
- File the final T1 as soon as you can, even if it is late.
- Pay any balance owing to stop interest from growing.
- Check whether a T3 return is needed and note its deadline.
- Hold off on distributions until you have a clearance certificate.
- Speak with a lawyer or accountant if you are unsure about dates, penalties or your personal liability.
Frequently asked questions
Do I have to file a final return if the deceased owed no tax?
A final T1 return must be filed for every person who dies. The CRA pages do not say it can be skipped when no tax is owing.
How is the late-filing penalty calculated on a final return?
It is 5% of the balance owing plus 1% of the balance owing for each full month late, to a maximum of 12 months. It may be higher if a late-filing penalty was assessed for any of the three previous years, and interest applies to the penalty too.
Does interest apply if the return is filed on time but not paid?
Yes. Unpaid tax on a deceased person's return bears compound daily interest from the day after the due date until paid in full. For self-employed people, payment is still due on the standard date even though filing is later.
Can I be personally responsible for the estate's tax?
Yes, if you distribute property without a clearance certificate. The legal representative is then personally liable for the amounts owing, up to the value of the property distributed.
Sources
- CRA – What returns you need to file — canada.ca
- CRA – Prepare tax returns for someone who died — canada.ca
- Income Tax Act, s. 150 — Justice Laws (federal)
- CRA – Filing and payment due dates — canada.ca
- CRA – Taxable capital gains on property, investments, and belongings — canada.ca
- CRA – Apply for a clearance certificate — canada.ca
- Income Tax Act, s. 159 — Justice Laws (federal)
Links go to official government, court and regulator pages. The law changes — confirm you are reading the current version.
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