OPT / STEM OPT / Visa Grace Period
F-1 OPT, STEM-OPT and visa grace period.
These calculators are for informational purposes only and do not constitute legal, financial, or professional advice.
How the OPT / STEM OPT / Visa Grace Period works
The OPT / STEM OPT / Visa Grace Period f-1 OPT, STEM-OPT and visa grace period. Enter your details, choose the country whose public holidays apply, and the result appears instantly — with no signup, computed entirely in your browser.
Regulatory deadlines carry real penalties for lateness and are frequently counted in business days with holiday adjustments. Precision here is the difference between compliant and exposed.
Worked example
For example, if your date range starts on a Tuesday and spans both a weekend and a public holiday, the OPT / STEM OPT / Visa Grace Period skips those non-working days — so the date it returns falls later than a plain calendar count would suggest. The breakdown shows exactly which days were removed.
Frequently asked questions
How are weekends and holidays handled?
They are excluded from the count. Choose the jurisdiction whose public holidays apply, and add any additional closures that affect your deadline.
Can I use my own holiday list with the OPT / STEM OPT / Visa Grace Period?
Yes. On top of the built-in country holiday sets, you can add custom closures — company shutdowns, regional days, or any dates you need excluded from the calculation.
Is it free, and is my data private?
Yes on both counts. Every calculator here is free with no signup, available in 18 languages, and runs entirely in your browser, so the dates you enter are never sent to a server.