Document deadline calculatorWhen is a document too old?

Calculate the limit date

Usually the issue date. Some authorities count from the date of the apostille instead.

The calculator needs JavaScript. Use the counting rule and the examples below instead.

How the date is counted

The calculator adds the period to the start date on the calendar. A month ends on the same day number in the following month, or on the last day of that month when it is shorter: 31 January plus one month is 28 February, or 29 February in a leap year.

Caution: Confirm how the authority counts

Authorities differ: some count from the issue date, some from the apostille, and some include or exclude the last day. The receiving authority decides what it accepts, so check its rule and leave time for delivery.

Worked examples

Limit dates counting from 19 October 2026
Accepted forLimit date
30 days
3 months
6 months
1 year

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