Work & EmploymentLast Updated: February 2026

Can You Start a Business on OPT?

Quick Answer

Yes, F-1 students can start and operate a business on OPT, provided the business is directly related to their field of study and they maintain an active role of at least 20 hours per week. Proper business registration, documentation of activities, and timely reporting to your DSO are all required.

Key Takeaway

Starting a business on OPT is permitted with proper registration, active involvement of 20+ hours per week, and documentation proving the business relates to your field of study.

Starting a Business on OPT: What You Need to Know

Entrepreneurship is permitted on OPT, and many F-1 students have successfully launched businesses during their training period. The fundamental requirements mirror those for self-employment: the business must be directly related to your major field of study, you must be actively engaged for at least 20 hours per week, and you must maintain thorough documentation of your business activities.

To start a business on OPT, you will need to register your company with the appropriate state authorities, obtain an Employer Identification Number (EIN) from the IRS, and set up proper business accounts. The type of business entity—LLC, sole proprietorship, corporation—is your choice, but having a formal structure strengthens your case when demonstrating legitimate self-employment to USCIS.

Your DSO must be notified of your business within 10 days of starting operations. Provide your DSO with the business name, address, your title and role, and a brief description of how the business relates to your field of study. Your DSO will update your SEVIS record to reflect this employment, which stops the unemployment clock.

  • Business must be related to your field of study
  • Register the business with state authorities and obtain an EIN
  • Maintain active involvement of at least 20 hours per week
  • Report the business to your DSO within 10 days
  • Keep comprehensive documentation of all business activities
  • Simply investing in or owning a business without active engagement is not sufficient

Documentation and Compliance

The documentation requirements for running a business on OPT are more demanding than for traditional employment because you must independently prove both the legitimacy of the business and your active role in it. Essential documents include your business registration certificate, EIN letter, business bank account statements, client contracts or purchase orders, invoices, and any licenses or permits required for your industry.

You should also maintain a business plan that clearly articulates how the business relates to your academic field. For example, if you studied marketing and launched a digital marketing agency, your business plan should describe the services you offer, your target market, your marketing strategy, and revenue projections. This document serves as evidence that your business is a genuine application of your academic training.

Keep a log of your daily activities and hours worked. While USCIS does not typically request time logs, having them available strengthens your case during any future immigration processes. If you eventually apply for an H-1B visa or green card, the documentation of your OPT business activities can support your application.

Limitations and STEM OPT Considerations

While starting a business on standard OPT is relatively straightforward, there are important limitations to understand. You cannot use your business as the basis for the STEM OPT extension because STEM OPT requires an employer that is enrolled in E-Verify. Since E-Verify is designed for employer-employee relationships, a business you own and operate typically cannot meet this requirement.

If you plan to apply for the STEM OPT extension, you will need to secure separate employment with an E-Verify enrolled company. You can continue running your business alongside the STEM OPT employment, but the STEM OPT position must be your primary qualifying employment with a completed I-983 Training Plan.

Tax obligations are another critical consideration. As a business owner, you may need to pay self-employment tax, estimated quarterly taxes, and state business taxes. F-1 students who are nonresident aliens have specific tax filing requirements that differ from those of US citizens and residents. Consulting with a tax professional who understands international student tax issues is strongly recommended.

A business you own cannot serve as the basis for STEM OPT. You need a separate E-Verify enrolled employer for the STEM extension.

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