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Deadline calculator

Canada legal deadline calculator

Choose the court, tribunal or procedure, then enter what happened and when. You will get the date, citation and calculation steps.

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Worked check

One tested Canada calculation

Example input
03/08/2026
Relevant fact
The defendant was served in Ontario on Monday 3 August 2026.
Expected result
Monday 24 August 2026

The 20-day period nominally ends on Sunday 23 August. Ontario rule 3.01 carries the endpoint to the next day the court office is open.

Choose an exact deadline result to open the matching calculator with its rule selected.

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Coverage reviewed August 2026 Review coverage and exclusions

Coverage

What you can calculate, save and export

The Canada coverage catalogue was last reviewed August 2026. Each rule has its own review date. Availability can vary by deadline; the calculator and directory show what needs checking.

Calculator
Free calculation available
Save and monitor
Available for eligible results.
Evidence Record
Available for eligible results.

Included forums

  • Federal Court and Federal Court of Appeal
  • Supreme Court of Canada
  • Tax Court of Canada
  • Selected civil procedure in every province and territory
  • Quebec civil procedure in paired official French and English text

Check outside the calculator

  • Four Quebec backward periods using the words "at least N days before" remain reference-only pending Quebec-qualified confirmation of the endpoint treatment: articles 166 (two branches), 187 and 269.
  • The Quebec pack does not bundle Quebec civil-procedure holidays or unexpected court closures, so every released Quebec result remains a self-check base period.
  • The Prince Edward Island, Newfoundland and Labrador, Yukon, Northwest Territories and Nunavut packs are bounded civil-court packs, not complete coverage of each jurisdiction.
  • Provincial tribunals, family and criminal procedure, court-directed dates, local practice and electronic-filing cut-offs remain outside automatic calculation.

Deadline directory

Browse Canada deadline rules

Search by deadline, citation or court. Each entry shows what starts the clock and whether the current rule can be calculated or needs checking.

Calculable: fixed period and triggerReference only: no single fixed periodNeeds checking: verify the cited provision

Showing 24 of 199 matching rules

Tax Court of Canada - Appeals & late-appeal applications

Income tax appeal to the Tax Court of Canada

90 days
Calculable
Time runs from
Day notice is sent under s 165 confirming the assessment or reassessing the taxpayer
Rule
Income Tax Act, RSC 1985, c 1 (5th Supp), s 169(1)

Time runs from the day after the trigger

Tax Court of Canada - Appeals & late-appeal applications

Application to extend time for an income tax appeal

1 year
Calculable
Time runs from
Expiry of the original time limited by s 169 for appealing
Rule
Income Tax Act, RSC 1985, c 1 (5th Supp), s 167(5)(a)

Time runs from the day after the trigger

Tax Court of Canada - General Procedure pleadings

Respondent's reply to a notice of appeal

60 days
Calculable
Time runs from
Service of the notice of appeal
Rule
Tax Court of Canada Rules (General Procedure), SOR/90-688a, s 44(1)

Time runs from the day after the trigger

Tax Court of Canada - General Procedure pleadings

Appellant's answer to the reply

30 days
Calculable
Time runs from
Service of the reply
Rule
Tax Court of Canada Rules (General Procedure), SOR/90-688a, s 45

Time runs from the day after the trigger

Tax Court of Canada - General Procedure disclosure

Response to notice to produce a document referred to in a pleading or affidavit

10 days
Calculable
Time runs from
Delivery of the notice to produce
Rule
Tax Court of Canada Rules (General Procedure), SOR/90-688a, s 80(2)

Time runs from the day after the trigger

Tax Court of Canada - General Procedure disclosure

Partial-disclosure list of documents

30 days
Calculable
Time runs from
Closing of the pleadings under s 46
Rule
Tax Court of Canada Rules (General Procedure), SOR/90-688a, s 81(1)

Time runs from the day after the trigger

Prince Edward Island - Supreme Court commencement

Serve statement of claim

6 months
Calculable
Time runs from
Issue of the statement of claim
Rule
Prince Edward Island Rules of Civil Procedure, r 14.08(1)

Time runs from the day after the trigger

Prince Edward Island - Supreme Court pleadings

Statement of defence - served in Prince Edward Island

20 days
Calculable
Time runs from
Service of the statement of claim in Prince Edward Island
Rule
Prince Edward Island Rules of Civil Procedure, r 18.01(a)

Time runs from the day after the trigger

Prince Edward Island - Supreme Court pleadings

Statement of defence - served elsewhere in Canada or the United States

40 days
Calculable
Time runs from
Service of the statement of claim elsewhere in Canada or in the United States
Rule
Prince Edward Island Rules of Civil Procedure, r 18.01(b)

Time runs from the day after the trigger

Prince Edward Island - Supreme Court pleadings

Statement of defence - served outside Canada and the United States

60 days
Calculable
Time runs from
Service of the statement of claim outside Canada and the United States
Rule
Prince Edward Island Rules of Civil Procedure, r 18.01(c)

Time runs from the day after the trigger

Prince Edward Island - Supreme Court pleadings

Reply to statement of defence

10 days
Calculable
Time runs from
Service of the statement of defence without a counterclaim
Rule
Prince Edward Island Rules of Civil Procedure, r 25.04(3)

Time runs from the day after the trigger

Prince Edward Island - Supreme Court pleadings

Reply and defence to counterclaim

20 days
Calculable
Time runs from
Service of the statement of defence and counterclaim
Rule
Prince Edward Island Rules of Civil Procedure, r 25.04(3)

Time runs from the day after the trigger

Newfoundland & Labrador - Supreme Court pleadings

File defence in the Supreme Court

10 days
Calculable
Time runs from
Service of the statement of claim in Form 5.03A
Rule
Rules of the Supreme Court, 1986, r 10.02(1)

Time runs from the day after the trigger

Newfoundland & Labrador - Small claims

Small claims reply - defendant served in Newfoundland and Labrador

10 days
Calculable
Time runs from
Service of the statement of claim in Newfoundland and Labrador
Rule
Small Claims Rules, NLR 52/97, r 5(5)(a)

Clear days: both the trigger day and the end day are excluded

Newfoundland & Labrador - Small claims

Small claims reply - defendant served outside Newfoundland and Labrador

30 days
Calculable
Time runs from
Service of the statement of claim outside Newfoundland and Labrador
Rule
Small Claims Rules, NLR 52/97, r 5(5)(a)

Clear days: both the trigger day and the end day are excluded

Newfoundland & Labrador - Court of Appeal

Court of Appeal notice of appeal - completed matter

30 days
Calculable
Time runs from
Filing of the order in the court appealed from
Rule
Court of Appeal Civil Rules, 2025, NLR 44/25, r 8(2)(a)

Time runs from the day after the trigger

Newfoundland & Labrador - Court of Appeal

Court of Appeal notice of appeal - uncompleted matter

10 days
Calculable
Time runs from
Filing of the order in the court appealed from in an uncompleted matter
Rule
Court of Appeal Civil Rules, 2025, NLR 44/25, r 8(2)(b)

Time runs from the day after the trigger

Yukon - Supreme Court appearance

Appearance - served in Yukon

7 days
Calculable
Time runs from
Service of the originating process in Yukon
Rule
Rules of Court (Yukon), OIC 2009/65, r 14(2)

Time runs from the day after the trigger

Yukon - Supreme Court appearance

Appearance - served elsewhere in Canada

21 days
Calculable
Time runs from
Service outside Yukon on a person residing elsewhere in Canada
Rule
Rules of Court (Yukon), OIC 2009/65, r 14(2)(a)

Time runs from the day after the trigger

Yukon - Supreme Court appearance

Appearance - person residing in the United States

28 days
Calculable
Time runs from
Service outside Yukon on a person residing in the United States
Rule
Rules of Court (Yukon), OIC 2009/65, r 14(2)(b)

Time runs from the day after the trigger

Yukon - Supreme Court appearance

Appearance - person residing outside Canada and the United States

42 days
Calculable
Time runs from
Service outside Yukon on a person residing outside Canada and the United States
Rule
Rules of Court (Yukon), OIC 2009/65, r 14(2)(c)

Time runs from the day after the trigger

Yukon - Supreme Court pleadings

Statement of defence after appearance

14 days
Calculable
Time runs from
Later of the end of the time limited for appearance and delivery of the statement of claim
Rule
Rules of Court (Yukon), OIC 2009/65, r 21(3)

Time runs from the day after the trigger

Yukon - Supreme Court pleadings

Reply to statement of defence

7 days
Calculable
Time runs from
Delivery of the statement of defence
Rule
Rules of Court (Yukon), OIC 2009/65, r 23(2)

Time runs from the day after the trigger

Northwest Territories - Supreme Court pleadings

Appearance or statement of defence - served in the Northwest Territories

25 days
Calculable
Time runs from
Service of the statement of claim within the Northwest Territories
Rule
Rules of the Supreme Court of the Northwest Territories, R-010-96, r 93(1)(a)

Time runs from the day after the trigger

This directory starts with the principal courts and procedures. Additional forums remain available in the calculator above.

This is calculation software, not legal advice. Check the cited current rule, any order and the facts before using a date.

Browse sourced systems

Focused Canada calculators

Each page opens the exact source pack, lists every released time limit and explains the calendar checks still required before the date is used.

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