OPT vs CPT: 6 real scenarios to help F-1 students decide

Table of Contents

Introduction

Most F-1 students learn the definitions of CPT and OPT in their first week of orientation. The harder part comes later, when a real offer shows up and you have to decide which one to use, and what it will cost you down the road.

The short answer to OPT vs CPT:

CPT covers work that's a required part of your degree while you're still enrolled.

OPT gives you up to 12 months of work in your field per degree level, usually after graduation, with up to 24 more months if you have a qualifying STEM degree.

Which one fits depends on your timing, your program's rules, and whether you're planning for an H-1B.

This guide walks through six common situations. If you need the basic definitions first, start with our guide to what OPT and CPT are.

This article is general information, not legal advice. Your DSO and, where needed, an immigration attorney have the final word on your case.

TL;DR

CPT is for training that's a required part of your curriculum, authorized by your DSO before your program ends. OPT is authorized by USCIS and is usually used after graduation.
Part-time CPT (20 hours a week or less) doesn't reduce your OPT. Twelve months or more of full-time CPT at one degree level removes your post-completion OPT.
STEM graduates can add a 24-month STEM OPT extension, which gives more time for H-1B lottery attempts.
August 2026 SEVP guidance narrowed when schools can approve CPT, including Day 1 CPT. Optional internships may no longer qualify.
An October 2026 DHS proposal would add large fees for OPT recommendations. It's not in effect, and current OPT rules still apply.

OPT vs CPT at a glance

The CPT and OPT difference comes down to who approves it, when you can use it, and whether you need a job first.

According to DHS's Study in the States, CPT is authorized by your DSO in SEVIS, while OPT requires approval from USCIS and an Employment Authorization Document before you can start.

Decision factor	CPT	OPT
Who approves it	Your school's DSO	USCIS, after your DSO recommends it
Job offer needed first?	Yes, you must have the position before approval	No, you can apply and then search
When you can use it	Before your program end date	During your program (pre-completion) or after (post-completion)
Must be required by your curriculum?	Yes	No, but the work must relate to your major
Tied to one employer?	Yes, each authorization lists the employer	No, you can change employers and report it
Government filing fee	None	Form I-765 fee, currently $470 online or $520 on paper
Effect on the other program	12+ months full-time CPT removes post-completion OPT	Pre-completion OPT is subtracted from your 12 months

Six scenarios and which program fits

1. A summer internship after your first year

If your program requires an internship for credit, CPT is usually the better choice. It keeps your full 12 months of OPT for after graduation.

If the internship is optional, check with your DSO before assuming CPT will work. Under the August 2026 SEVP guidance, many schools are no longer approving CPT for elective internships.

Pre-completion OPT is the fallback, but every month you use comes out of your post-completion OPT.

2. A part-time internship during the semester

Part-time CPT is the cleanest option here, as long as your school considers the role part of your curriculum. Part-time CPT doesn't count toward the 12-month full-time limit, so it won't touch your OPT.

3. Your first full-time job after graduation

This is what post-completion OPT is for. You can apply as early as 90 days before your program end date and up to 60 days after it.

Our guide on how long before graduation you can apply for OPT covers that window and the 30-day deadline after your DSO's recommendation.

You don't need an offer to apply. Once OPT starts, you have up to 90 days of unemployment, so don't wait until the last minute to job hunt.

4. A STEM graduate planning for an H-1B

If your degree is on the DHS STEM list, plan around OPT plus the STEM OPT extension. Study in the States notes that the STEM OPT extension adds 24 months, and the employer must use E-Verify and provide at least 20 hours of training a week. You'll also need a Form I-983 training plan.

That combined 36 months usually gives you more than one shot at the H-1B lottery. It's also why STEM students should be careful with full-time CPT. Losing your initial 12 months of OPT also costs you the STEM extension, since the extension builds on post-completion OPT.

Our comparison of H-1B vs OPT explains how that transition works.

5. A job offer during school, but no required internship course

Before August 2026, many schools approved CPT for elective internship courses. That's much harder now. If your program doesn't require practical training for all students, your DSO may not be able to approve CPT.

Pre-completion OPT can still work, but it needs USCIS approval, which can take months. Start early, and ask the employer whether they can push the start date.

6. OPT is ending and you're considering Day 1 CPT

Day 1 CPT means enrolling in a graduate program that requires practical training from the first term. Federal rules still allow it, but the August 2026 guidance put these programs under closer review.

SEVP wants the training to be required for every student in the program, not just F-1 students who need work authorization.

If you're considering this route, ask the school in writing how its curriculum meets the current guidance, and talk to an immigration attorney before you enroll.

A program that later loses its approval can leave you without status or work authorization.

Scenario	Usually the better fit	Watch out for
Required summer internship	CPT	Keep it part-time or under 12 months full-time in total
Part-time role during semester	Part-time CPT	Your school must still count it as curricular
First job after graduation	Post-completion OPT	The 90-day unemployment limit
STEM grad aiming for H-1B	OPT, then STEM OPT	Employer must use E-Verify and sign Form I-983
Offer for an optional internship	Pre-completion OPT, or CPT if your DSO approves	USCIS processing time and lost OPT months
OPT ending, no H-1B yet	Day 1 CPT only after careful review	Heavier scrutiny since August 2026

The 12-month full-time CPT rule

This is the rule that catches the most students. If you use 12 months or more of full-time CPT (over 20 hours a week) at one degree level, you can't use post-completion OPT at that level.

Months add up across semesters. Three summers of full-time CPT plus one full-time semester can push you over without you noticing. Track your total each term and ask your DSO to confirm it.

Part-time CPT doesn't count toward this limit, no matter how long you use it. That's why many students stay part-time during semesters and keep full-time CPT for one summer.

For tips on finding roles that qualify, see our CPT job guide for F-1 students.

What changed for OPT and CPT in 2026

Two developments matter for anyone weighing OPT vs CPT right now.

In August 2026, SEVP sent two broadcast messages to school officials (dated August 12 and August 24) with a narrower reading of when training is "integral" to a curriculum.

The guidance didn't change the CPT regulation, but it pushed schools to approve CPT only when the training is required for everyone in the program. Many universities have since tightened their CPT policies.

In October 2026, DHS published a proposed rule on Optional Practical Training fees. It would charge schools $70,000 for a student's first OPT recommendation and $30,000 for later ones, including STEM OPT.

The proposal says schools could pass these costs to students or employers. CPT isn't covered by the proposal.

Development	Status as of October 2026	What it means for you
SEVP CPT guidance (August 2026)	In effect as guidance; being challenged in court by higher education groups	Optional internships may no longer qualify for CPT at your school
Proposed OPT fees	Proposed only; public comments open through November 9, 2026	Current OPT rules and the I-765 fee still apply; watch for a final rule
Fixed-period admission rule (July 2026)	Blocked by a federal court in September 2026	Duration of status continues for now

Rules in this area are moving fast. Check with your DSO before making a decision based on any of the above.

What employers and staffing firms check

From the hiring side, the paperwork for each program looks different. Recruiters at IT staffing firms see students lose offers over avoidable mix-ups, like starting a day before the CPT date on their I-20.

For CPT, employers look at page 2 of your I-20, which lists the employer name and start and end dates. You can't work before that start date or for a different employer.

For OPT, employers look at your EAD card and its validity dates. For STEM OPT, the employer must be enrolled in E-Verify and complete the I-983 training plan with you. Contract and staffing roles can work on STEM OPT, but the training relationship has to be with the employer who signs the I-983, so ask early how that's set up.

Not sure how to answer work authorization questions on applications?

Our guide on whether you're legally authorized to work in the US walks through how F-1 students usually answer.

How to plan your OPT vs CPT timeline

The best OPT vs CPT decision usually starts in your first semester, not when the offer arrives. Map out your program end date, any required internships, and whether your degree qualifies for STEM OPT.

Then work backward:

Use part-time CPT during semesters if your program allows it.
Keep full-time CPT well under 12 months in total.
Avoid pre-completion OPT unless there's no other option.
Request your OPT recommendation early in the 90-day window before graduation.
If you're in STEM, look for employers enrolled in E-Verify before your initial OPT ends.

If you plan this way, you'll usually have a clear choice when an offer shows up.

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Key takeaways

Use CPT for training your curriculum requires during school, and save OPT for after graduation whenever you can.
Part-time CPT is free to use; 12 months of full-time CPT at one degree level removes your post-completion OPT.
STEM graduates should plan around OPT plus the 24-month STEM extension, which requires an E-Verify employer and a Form I-983.
Since August 2026, CPT for optional internships and Day 1 CPT programs faces closer review, so confirm your school's current policy.
The proposed OPT fees aren't in effect yet, so current rules still apply while the rule moves through public comment.

FAQs

Is CPT or OPT better for an internship?

CPT is usually better if the internship counts toward your degree, because it doesn't use up your OPT time. If your school won't approve CPT for the role, pre-completion OPT is an option, but those months come out of your 12-month total. Ask your DSO which applies before you accept the offer.

Can I use CPT and OPT for the same job?

Yes, it's common to start a role on CPT during school and continue with the same employer on OPT after graduation. You'll need separate authorizations, and there may be a gap while USCIS processes your OPT. Apply early in the 90-day window to keep that gap short.

Does CPT need a job offer?

Yes. You must have the training position before your DSO can authorize CPT, and the authorization names that specific employer. OPT is different, since you can apply before you have a job.

Can I work for multiple employers on OPT?

Yes, on standard OPT you can work for more than one employer as long as each role relates to your major. You must report each employer through the SEVP Portal or your DSO. STEM OPT is stricter, because each employer needs its own I-983 and E-Verify enrollment.

Is Day 1 CPT still allowed in 2026?

Federal rules still allow CPT from the first term for graduate programs that require it. The August 2026 SEVP guidance made schools apply that requirement more strictly. Get the school's explanation in writing and speak with an immigration attorney before you enroll.

How long does OPT approval take compared with CPT?

CPT can be approved by your DSO within days, since it doesn't go to USCIS. OPT goes through USCIS and often takes a few months, though premium processing is available for an extra fee. That's why it pays to file OPT early in your window.