Business day calculators
Working-day arithmetic for any country. Weekends follow the country; public holidays come from its calendar.
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About this answer
A business day is a weekday that is not a public holiday in the country chosen. Weekend days follow the country.
Holiday calendars derived from Nager.Date (MIT, source 2026-09-14) and date-holidays (ISC, CC BY 3.0), generated for 2000 to 2060.