Legal Notice Deadline
Compute statutory notice deadlines by business days.
Written and maintained by Paul Clark, Redmoon Software · Rules last verified
These calculators are for informational purposes only and do not constitute legal, financial, or professional advice.
How the Legal Notice Deadline works
The Legal Notice Deadline calculator computes a notice deadline from a trigger date and a number of days, counted either way: as business days (skipping weekends and the public holidays of the countries you select) or as calendar days (every day counts, and the resulting deadline rolls forward to the next business day if it falls on a non-working day). Enter the trigger date, the day count, and pick the counting method your governing rule requires.
The counting method is the whole ballgame. The same "10 days" notice period can land nearly a week apart depending on whether it is calendar days or business days, and that difference comes entirely from the statute, contract, or court rule that created the notice obligation — not from any universal convention. This tool does the arithmetic for whichever method applies; it does not decide which method applies.
When the governing text is genuinely silent or ambiguous on counting method, the safer practice is to run both versions and treat the later resulting deadline as the real one for anything you need to satisfy, and the earlier one as the real one for anything you are relying on someone else to have done by.
Worked example
A notice requirement of "10 days" triggered on a Wednesday — say Wednesday, 3 June 2026. Counted as calendar days the tenth day is Saturday, 13 June, and because a deadline cannot expire on a non-working day the tool rolls it forward to Monday, 15 June; it never shows you the Saturday at all. Counted as business days, weekends drop out as it counts and the deadline lands on Wednesday, 17 June — a clean two weeks after the trigger. Same start date, same "10," two deadlines four calendar days apart on the raw arithmetic and two apart once the calendar-day version has been rolled onto a working day.
Frequently asked questions
How do I know if my notice period is business days or calendar days?
Check the specific statute, court rule, or contract clause that creates the notice requirement first — many define their own counting method explicitly. If it is silent, look for a general interpretation rule or civil procedure rule that supplies a default for your jurisdiction. There is no universal default; it varies by context.
Which holiday calendar should I use for a business-day count?
Whichever calendar governs the deadline — often the jurisdiction where the notice must be filed, served, or received, not necessarily where you are located. Select every country whose holidays are relevant if more than one applies.
What if the governing rule is ambiguous about which method applies?
Run the count both ways and satisfy the stricter reading — the one that gives you less time, or requires the notice to go out earlier. A notice that would be timely under both readings is never wrong; one that only clears your preferred reading might not hold up.
What this calculator does not do
A limitation you know about costs far less than one you find after the deadline. These are the specific things this tool cannot work out for you.
- This is a general business-day counter for a notice period you supply. The period itself comes from the statute, rule or contract you are working under — the tool does not know which one that is.
- Some notice rules count clear days, excluding both the first and last day. Use the inclusive/exclusive switches to match.