Legal Deadline Calculator
Calculate a future date by adding or subtracting business days from a start date, considering weekends and optionally holidays. Useful for legal, court, or contract deadlines.
Published by:
isCalculator Editorial Team
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How to use this tool?
How to Use the Legal Deadline Calculator
- Select a Start Date – Click the date input and choose the starting date for your calculation.
- Enter Business Days – Type a number in the "Business Days" field. Use a positive number to add days (future deadline) or a negative number to subtract days (past deadline). Zero is not allowed.
- Choose Holiday Option – Check "Consider holidays (US Federal)" to exclude US federal holidays from the count. Uncheck to count only weekends as non-business days.
- Calculate – Click the "Calculate Deadline" button. The result will show the exact deadline date and a summary of the calculation.
Note: The calculator counts only business days (Monday–Friday). If holidays are considered, those dates are also skipped. The result is displayed in a readable date format.
Previous Results
| Result | Inputs | Date |
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Frequently Asked Questions
It computes a future or past date by adding or subtracting a specified number of business days (excluding weekends and optionally holidays) from a given start date.
Business days are Monday through Friday, excluding weekends. If holiday consideration is enabled, US federal holidays are also excluded.
Yes, enter a negative number of days to calculate a date before the start date.