Notice-period date worksheet
Count calendar days from a supplied notice date with an explicit first-day convention.
Your scenario
Preparing the calculator…
Your result
- Calendar end date
- 2026-11-04
- Counting convention
- Counting begins the day after notice
Formula and assumptions
End date = notice date + notice days, or + (notice days − 1) when the notice date is counted as day 1.
Calendar arithmetic only. Your contract, company policy, leave adjustments and legal rules determine the actual last working day.
A little guidance.
How to use notice-period date worksheet
- Enter your own numbers or choose Try an example.
- Review the settings and the stated limitations.
- Results update immediately. Check the formula, then choose Download or Copy.
Formats and compatibility
Numbers are calculated locally. Dates use the stated counting convention. Results download as plain text with assumptions. See browser compatibility.
Limitations
Calendar arithmetic only. Your contract, company policy, leave adjustments and legal rules determine the actual last working day.
Worked example
30 days after 5 October 2026 is 4 November 2026; counting 5 October as day 1 gives 3 November.
Formula
End date = notice date + notice days, or + (notice days − 1) when the notice date is counted as day 1.
Questions, answered.
Do my files leave my device?
Processing adapters run in your browser. Fonts and code are served from this site. A peer transfer is a separate, explicit transmission; this tool never sends your content to an AI service.
Can I use it offline?
This build needs its code assets to load. Verified, installable offline packs are a launch requirement and are still in development.
What if my inputs are invalid?
The workspace displays a specific error. Try a smaller synthetic example or a supported format. Keep your originals and review exported files before relying on them.