You have the idea. You have the laptop. You have a passport from somewhere else and a visa with fine print you have never read. So here is the honest version of how to start a startup as an international student: you can start almost immediately, you just cannot run the company yet. The founders who make it treat their visa as a timeline, not a wall. In the US, the government is explicit that starting your own business counts as work on an F-1 visa, so you need authorization before you actively build. The UK is stricter still. That sounds like a dead end. It is not. It is a sequence: explore, validate, open a legal window, then build. Get the order right and you lose nothing. One line before we go further: this is a founder playbook, not legal advice. Every rule below links to the official or university source that states it. Before you register anything, sign anything or sell anything, talk to your DSO or international student office. Answering exactly this question is their job. ## The short answer: you can start, you just cannot run it yet Think of your startup in four stages. Visa rules mostly bite at stage three. | Stage | What you do | Typical visa status | |---|---|---| | 1. Explore | Research, interviews, business plan | Allowed for students in most places | | 2. Validate | Prototype, customer discovery, competitions | Allowed with limits, stricter in the UK | | 3. Build and sell | Website, sales, contracts, fundraising | Needs work authorization | | 4. Scale | Hiring, funding rounds, full-time role | Needs a work or founder visa | Most international students freeze because they think stage one is already illegal. It is not. Most also get burned because they slide into stage three without noticing. Let us make both lines visible. ## Stage 1: Explore (allowed almost everywhere) ### What counts as exploring Arizona State lists what students can do on a start-up idea without off-campus authorization: a business plan, interviews, research, customer discovery, competitive analysis and drafting marketing materials, as long as no company exists yet and no business activity is being pursued. MIT's guidance is close: business plan, interviews, literature review and an on-campus basic prototype. That is a lot of runway. You are being pushed to do the part founders love to skip: figuring out if anyone actually wants the thing. ### The line you cannot cross Washington University in St. Louis draws the other side of the line. Authorization is needed to advertise and offer goods or services, build a website, fundraise or crowdsource, hire contractors or interns, and sign contracts for services or sales. Two traps catch people: - "It's unpaid, so it's fine." It is not. ASU notes the government treats most entrepreneurial work as employment even when you are not paid, and that this also applies to working remotely for a non-US business.
- "It's on LinkedIn, so it's harmless." WashU warns that the work history on your social profiles should match the authorization you actually hold. Calling yourself "CEO" of a trading company while on a student visa is a record, not a vibe. ## Stage 2: Validate without trading Validation is where you prove demand without selling. Talk to 30 potential users. Build a clickable prototype in a campus lab. Pitch at competitions. The EU's education portal points students to university start-up centres, hackathons, start-up weekends and incubators, and also tells them to check the legal rules on a student visa first. Same advice, every country. In the US, Yale's career office describes a wider band of "passive" activity on F-1: market research, meetings with investors and clients, negotiating contracts, and even incorporating a US company and getting an EIN. Note the difference from MIT, which lists registering the company as something beyond what CPT allows. Universities read the edges differently. That is exactly why your own DSO, not a blog, gets the final word. In the UK the window is narrower. Durham tells students on a student visa to not market products publicly, not take any financial benefit, and not register a business before moving to a founder visa. Nottingham Trent goes further: on a UK student visa you cannot be self-employed, a company director, or even run an online shop for profit on Vinted, eBay or Etsy. Their line: exploration is fine, action is not. ## Stage 3: Open a legal window to actually build This is where the real founding starts. Each country has a door. Your job is to know where yours is and to arrive with a validated idea. ### United States: OPT and STEM OPT OPT is the main door. Per Study in the States, the business must relate to your program of study. Students get up to 12 months of OPT in total, pre-completion OPT is capped at 20 hours a week while school is in session, post-completion OPT can be full-time, and STEM graduates may qualify for a 24-month extension. Two catches from USCIS's overview of options for entrepreneurs: to use the STEM extension on your own startup, the company must be an E-Verify employer in good standing with a training plan you cannot sign off yourself. And after OPT, you need another status. The same page lists the International Entrepreneur Rule (at least 10% ownership, up to 30 months of initial parole) and O-1, where a separate entity you own may petition for you. Yale's practical point stands: to work for your startup on OPT, it needs to be incorporated in the US with an EIN and a US mailing address. ### United Kingdom: Graduate visa, then Innovator Founder The UK Graduate visa lets you be self-employed. It lasts 2 years if you apply on or before 31 December 2026, and 18 months if you apply on or after 1 January 2027. If you are graduating soon, that date matters. To stay longer as a founder, the Innovator Founder visa needs an endorsing body to confirm the idea is new, innovative, viable and scalable. It runs for 3 years and you can switch into it from inside the UK. ### Everywhere else: check before you register Rules change by country and by legal structure. In the Netherlands, for example, a non-EU student who sets up a private limited company (BV) effectively becomes its employee, so they need a TWV work permit and may work no more than 16 hours a week, while a sole proprietorship needs no TWV. The structure you choose can change what you are allowed to do. Ask first. ## The co-founder move If your co-founder is a citizen, a permanent resident or already work-authorized, Yale suggests they handle getting the startup off the ground while you work on your own authorization. That is not a hack. It is how plenty of early teams already split work: one person runs operations, one person keeps exploring the product. Put it in writing from day one. Equity, roles, vesting, and what happens if your visa plan changes. A co-founder fight is worse than any visa delay. ## What to do with the waiting time: get founder reps Here is the part no compliance page tells you. The visa does not decide whether your startup works. Your reps do. Have you ever shipped a product on a deadline? Closed a customer? Watched a launch flop and fixed it by Friday? You can get those reps inside someone else's startup before you own one. MIT notes that working for an established startup is a separate route, covered by CPT or pre-completion training authorization, not by founding rules. Check our honest take on whether startup internships are worth it first, because the startup you pick matters more than the label. This is the gap EX EPIC Academy was built for. No grades. No exams. Students from 26 nations working on 15 live projects. Participants are placed in operational roles inside real ventures such as Zero X and Gemino AI, for 4 to 6 months on-site in Bali. You leave with things you shipped, not a certificate. It fits naturally into a gap year after graduation or the months before a work window opens, and it is the fastest way to build a portfolio with no experience. Two honest notes. Your host-country visa and your status in Indonesia are separate questions, so read up on what a Bali working visa costs and confirm with your international office how time abroad interacts with your student status. And if you want to go further after that, here is what building a startup from Bali actually looks like. ## A 12-month founder timeline for international students | When | Stage | Ship this | Ask this person | |---|---|---|---| | Months 1 to 3 | Explore | 30 customer interviews, one-page problem memo | Professors, campus entrepreneurship centre | | Months 4 to 6 | Validate | Prototype, competition entry, co-founder conversations | Incubator mentors | | Months 7 to 9 | Prepare | Check OPT or Graduate visa timing, legal structure, co-founder agreement | DSO or international office, a lawyer | | Months 10 to 12 | Build or get reps | Launch inside your work window, or join a live startup to learn | Your future customers | Each box only works in the right place, at the right time, with the right authorization. Check every step with your international office. That is the whole game. ## FAQ ### Can I own a company on an F-1 visa? Yale describes incorporating a US company and getting an EIN as passive activity. Owning is not the same as working: actively running the business needs authorization such as OPT. Confirm with your DSO before you incorporate. ### Can I start a business on a UK student visa? Not beyond exploration. NTU and Durham both say no self-employment, no director role and no selling. After graduating, the Graduate visa permits self-employment, and the Innovator Founder visa is built for founders. ### Can I use CPT to work on my own startup? ASU says F-1 students are not allowed to start a business under CPT, but may work for an established startup. Founding your own usually means OPT. ### Does unpaid work on my startup still count as work? Usually yes. ASU says the US government treats most entrepreneurial work as employment even when you are not paid, and that includes remote work for a non-US business.