Student Corner
OPT Survival Guide: Every Rule That Can End Your Work Authorization
8 min read · Updated July 12, 2026
Optional Practical Training gives F-1 graduates up to 12 months of work authorization — but it runs on strict clocks that keep counting whether you know about them or not. This guide covers every rule with teeth, from the application windows to the unemployment counter to travel.
The application windows (miss one, lose everything)
You may apply up to 90 days before your program end date and no later than 60 days after it. Separately, USCIS must receive your application within 30 days of your DSO issuing the OPT recommendation in SEVIS. Both windows apply simultaneously — an application inside the 60-day window but outside the 30-day I-20 window fails.
Nothing stops you applying at the earliest possible day, and there is rarely a reason to wait: you choose your employment start date within the 60 days after program end, and processing time comes out of nobody's clock but your own patience. You do not need a job offer to apply for post-completion OPT.
Living on OPT: the rules that follow you
The unemployment counter: post-completion OPT allows a maximum of 90 aggregate days of unemployment. Days count from your EAD start date until you begin qualifying work, and between jobs. Exceeding the limit means you are failing to maintain status.
What counts as employment: work directly related to your major, at least 20 hours per week. Multiple employers, contract work and self-employment can qualify if documented and related to the degree — keep evidence of the relationship in writing, because you may need to justify it years later.
Reporting duties: employer name, address changes and job changes must be reported through your DSO/SEVP portal within 10 days. An out-of-date record looks like unemployment to the system.
Travel, taxes and the H-1B bridge
Travel after graduation but before the EAD arrives is the risk zone: re-entry on OPT generally requires the EAD card, proof of a job or job offer, a valid visa stamp and an I-20 travel signature less than six months old. Many attorneys advise deferring non-essential travel until the card and job are in hand.
Taxes: OPT income is taxable, and most OPT holders in their first five calendar years remain nonresidents who are exempt from FICA (Social Security/Medicare) withholding — if your employer withholds it in error, the IRS has a documented refund process.
The H-1B bridge: if your employer registers you and your OPT expires between filing and October 1, the cap-gap rule automatically extends status and work authorization (see our F-1 to H-1B roadmap). STEM-eligible graduates should read the STEM OPT guide well before month nine.