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OPT Extension Guide: How to Get 24 More Months

Everything F-1 students need to know about extending Optional Practical Training through the STEM OPT program.

If you hold a STEM degree and are currently on post-completion OPT, you may be eligible for a 24-month STEM OPT extension — giving you up to 36 total months of work authorization in the United States. This guide walks you through eligibility, application steps, and the most common mistakes that lead to denials.

Who Is Eligible for the STEM OPT Extension?

To qualify for the 24-month STEM OPT extension, you must meet all of the following criteria:

  • STEM degree: Your degree must be on the DHS STEM Designated Degree Program List (CIP codes). This includes fields like computer science, engineering, mathematics, physical sciences, and many others — over 400 qualifying programs.
  • Currently on post-completion OPT: You must be in a valid period of post-completion OPT based on the qualifying STEM degree.
  • E-Verify employer: Your employer must be enrolled in E-Verify at the time of application and throughout your STEM OPT period.
  • Bona fide employer-employee relationship: You must work directly for the employer (not self-employed or working through a staffing agency in most cases).
  • I-983 training plan: You and your employer must complete a Form I-983 (Training Plan for STEM OPT Students), which your DSO must review and endorse.

Application Timeline

Timing is critical for the STEM OPT extension. Here's the recommended timeline:

  • 90 days before OPT expires: Earliest you can file Form I-765 (Application for Employment Authorization) with USCIS.
  • Before OPT expiration: Your application must be received by USCIS before your current OPT EAD expires. Late applications are rejected.
  • DSO recommendation: Request your DSO to recommend the STEM extension in SEVIS at least 3–4 weeks before you plan to file. The DSO must update your SEVIS record before you submit the I-765.
  • Processing time: USCIS currently takes 3–5 months to process STEM OPT applications. While your application is pending, you receive an automatic 180-day extension of your work authorization (cap gap protection).

The I-983 Training Plan

The I-983 is a detailed training plan that outlines how your STEM OPT employment relates to your degree. Both you and your employer's supervisor must sign it. Key sections include your learning objectives, how the employer will provide mentorship, and how your role directly relates to your STEM field. Your DSO reviews the I-983 for completeness before recommending the extension in SEVIS.

Common Mistakes That Lead to Denials

The most frequent reasons for STEM OPT denials include:

  • Filing too late: Your I-765 must reach USCIS before your current OPT expires. Mail delays have caused many rejections — use express shipping and file early.
  • Employer not on E-Verify: USCIS will deny the application if your employer is not enrolled in E-Verify. Verify your employer's status at the E-Verify website before applying.
  • Incomplete I-983: Missing signatures, vague learning objectives, or a job that doesn't clearly relate to your STEM degree can trigger an RFE or denial.
  • Not reporting changes: Failing to report employer changes, address changes, or job title changes to your DSO within 10 days can put your status at risk.

After Approval: Ongoing Requirements

Once approved, STEM OPT students must complete a self-evaluation on the I-983 at the 12-month mark and at the end of the extension. You must also report any material changes to your employer or training plan to your DSO within 10 days and complete a validation report every 6 months confirming your employment status.

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Frequently Asked Questions

Can I apply for STEM OPT if my degree is from a previous program?

Yes, you can use a previously earned STEM degree to apply for the STEM OPT extension, even if your most recent degree is not in STEM. However, the STEM degree must be from a SEVP-certified institution, and you can only use each qualifying degree for one STEM OPT extension in your lifetime.

What happens if my STEM OPT application is pending when my OPT expires?

If you filed a timely STEM OPT application (before your OPT expiration), you receive an automatic 180-day extension of your work authorization while the application is pending. This allows you to continue working for the same employer without interruption.

Can I change employers while on STEM OPT?

Yes, but the new employer must also be enrolled in E-Verify, and you must submit a new I-983 training plan for the new position. Report the change to your DSO within 10 days. You may not begin working for the new employer until the DSO has updated your SEVIS record.

How many times can I get the STEM OPT extension?

You can receive the STEM OPT extension up to two times in your lifetime, but only if you earn a new qualifying STEM degree at a higher level for the second extension. For example, if you used a bachelor's degree for your first STEM OPT, you could use a master's degree for a second one.

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