Visa Waiver Program: ESTA, the 90-Day Limit, and Overstays

The Visa Waiver Program lets citizens of 42 designated countries visit the United States for up to 90 days for tourism, business, or transit without applying for a traditional visa, provided they get an approved Electronic System for Travel Authorization (ESTA) before boarding a flight or arriving at a land border. Participation is reciprocal: each country in the program offers the same visa-free access to U.S. citizens.¹

Who Can Use the Program

The Secretary of Homeland Security decides which countries qualify, weighing law enforcement cooperation, counterterrorism standards, passport security, and visa refusal rates.² As of 2026, the 42 participating countries are:

Andorra
Australia
Austria
Belgium
Brunei
Chile
Croatia
Czech Republic
Denmark
Estonia
Finland
France
Germany
Greece
Hungary
Iceland
Ireland
Israel
Italy
Japan
Latvia
Liechtenstein
Lithuania
Luxembourg
Malta
Monaco
Netherlands
New Zealand
Norway
Poland
Portugal
Qatar
San Marino
Singapore
Slovakia
Slovenia
South Korea
Spain
Sweden
Switzerland
Taiwan
United Kingdom

British travelers only qualify if they hold the unrestricted right of permanent abode in the United Kingdom, the Channel Islands, and the Isle of Man. Nationals of other British territories do not qualify through the UK’s designation.³

What the Program Covers

You can use the program for tourism, business, or transit. Business means consulting with associates, attending conferences, and taking part in short-term training. Tourism covers vacations and similar leisure travel, including attending amateur sporting or musical events as long as you receive no payment.² You cannot use it to work, study, or do anything that requires a different immigration category.

You also need an electronic passport containing an embedded chip with biometric data. This has been mandatory since April 1, 2016, regardless of when the passport was issued. Most e-passports show a small gold camera-chip symbol on the front cover.⁴

Who Is Blocked Even With a Qualifying Passport

The Visa Waiver Program Improvement and Terrorist Travel Prevention Act of 2015 disqualifies two groups of travelers from the program even if they hold a passport from a participating country.⁵

The first is anyone who has traveled to or been present in North Korea, Iran, Iraq, Libya, Somalia, Sudan, Syria, or Yemen on or after March 1, 2011. The second is anyone who holds citizenship in a participating country and also in North Korea, Iran, Iraq, Sudan, or Syria.⁵

Narrow exceptions apply to diplomatic or military travel on behalf of a VWP country, and DHS can grant case-by-case waivers for journalists, humanitarian workers, and similar situations. If you fall into a disqualified group, you are not banned from the United States. You need to apply for a standard nonimmigrant visa at a U.S. embassy, which includes an in-person interview.³

Getting an ESTA

The ESTA application asks for your full name, date of birth, and passport details including passport number, country of issuance, and expiration date. You also provide a valid email address and phone number, current employment information, and a U.S. point of contact such as a hotel name and address. The form includes eligibility questions covering communicable diseases, criminal arrests and convictions, prior visa revocations, and deportation history.⁶

Every entry must match your passport exactly. A minor discrepancy can produce a denial or trouble at the border.

Fee and Timing

The total ESTA fee is $21: a $4 processing fee charged to everyone and a $17 authorization fee charged only if your application is approved. You pay by credit card or approved digital payment on the official CBP site. Groups traveling together can submit up to 50 applications in one transaction.⁷⁸

CBP no longer approves ESTAs in real time. Apply at least 72 hours before departure, ideally when you book the trip. Carriers will not let you board without an approved ESTA in the system.⁹ You can check status on the CBP website using your application number, passport number, and date of birth.

An approved ESTA is valid for two years or until your passport expires, whichever comes first. You can make multiple trips during that window without reapplying.¹⁰

Transit and Land Borders

You still need an ESTA if you are only passing through the United States on the way somewhere else. There is no separate transit visa. On the application, enter “In Transit” and your final destination in the U.S. address fields.⁶ VWP travelers arriving by land from Canada or Mexico also need an approved ESTA before reaching the border.¹¹

If Your ESTA Is Denied

A denial is not a ban. It means you cannot travel under the program on this trip and must instead apply for a nonimmigrant visa, usually a B-1 or B-2, at a U.S. embassy or consulate. CBP will not tell you why the application was denied, so reapplying without a change in your circumstances will produce the same result. Submitting false information to get around a denial makes you permanently ineligible for the program.¹²

What Happens at the Border

An approved ESTA is not a guaranteed entry. The CBP officer at the port of entry decides whether to admit you, and VWP travelers waive the right to contest or appeal that decision. That waiver is the trade-off built into visa-free travel.² Carry documents that back up the purpose of your trip: hotel reservations, a return ticket, and contact information for anyone you’re meeting.

The 90-Day Limit

You get up to 90 days per admission. There is no standard filing to extend a VWP stay, and VWP travelers generally cannot change to a different immigration status while in the country.²

One rule catches travelers off guard: a short trip to Canada, Mexico, or a nearby Caribbean island does not reset your 90 days. You can generally re-enter under your original admission for whatever time is left on the original window.³ A weekend across the border does not buy you another 90 days.

If a medical emergency, natural disaster, or similar event prevents you from leaving on time, CBP may grant “satisfactory departure,” an extension of up to 30 days that, if you leave within it, means you are not treated as an overstay.¹³ You have to request it before your 90 days expire by contacting a CBP port of entry, a Deferred Inspection Site, or the USCIS Contact Center. Approval is discretionary.¹⁴

What an Overstay Costs You

Staying past your authorized period without satisfactory departure ends your eligibility for the program. Any future U.S. trip will require a full visa application and consular interview.¹⁴

The overstay itself can also lock you out of the country. Unlawful presence of more than 180 days but less than one year triggers a three-year bar on re-entry. An overstay of one year or more triggers a ten-year bar. Getting back in after either bar typically requires a waiver of inadmissibility on top of the visa process.¹⁵

When You Need a New ESTA

Even if your current authorization has not expired, you have to apply for a new one when you get a new passport, legally change your name, change your country of citizenship, or your answer to any of the yes-or-no eligibility questions changes. Traveling on an ESTA that no longer matches your passport or personal details can get you denied boarding or turned away at the border.⁶

A Tax Trap for Frequent Visitors

Repeated VWP trips can quietly create U.S. tax obligations. The IRS uses the substantial presence test to decide whether a foreign visitor counts as a U.S. resident for tax purposes. You meet it if you are physically present in the United States for at least 31 days in the current year and at least 183 days over a three-year lookback, counting all days in the current year, one-third of the days in the prior year, and one-sixth of the days two years back.¹⁶

Meeting the test makes you a resident alien for tax purposes. The IRS then taxes your worldwide income, not only what you earn in the United States, and you can lose treaty benefits that nonresident aliens rely on to reduce withholding. Even without meeting the test, U.S.-source income such as investment returns or U.S. rental income may require you to file Form 1040-NR as a nonresident alien.¹⁷ If you make frequent VWP trips, track your U.S. days and talk to a tax professional before the total crosses a line you didn’t see coming.

1
U.S. Department of Homeland Security. U.S. Visa Waiver Program
2
Office of the Law Revision Counsel. 8 USC 1187 – Visa Waiver Program for Certain Visitors
3
U.S. Department of State. Visa Waiver Program
4
GovInfo. 8 USC 1187 – Visa Waiver Program for Certain Visitors
5
U.S. Customs and Border Protection. Visa Waiver Program Improvement and Terrorist Travel Prevention Act FAQ
6
U.S. Customs and Border Protection. Frequently Asked Questions About the Visa Waiver Program (VWP) and the Electronic System for Travel Authorization (ESTA)
7
U.S. Customs and Border Protection. CBP Announces ESTA Fee Change
8
GovInfo. Electronic System for Travel Authorization (ESTA) Fact Sheet
9
U.S. Customs and Border Protection. CBP Reminds Travelers to Allow 72 Hours for ESTA
10
U.S. Customs and Border Protection. When Do I Need to Reapply for Travel Authorization Through ESTA?
11
U.S. Customs and Border Protection. Arrival/Departure Forms: I-94 and I-94W
12
U.S. Customs and Border Protection. Can I Find Out Why My ESTA Application Was Denied?
13
eCFR. 8 CFR 217.3 – Maintenance of Status
14
U.S. Customs and Border Protection. CBP Offers Flexibility to Departing Visa Waiver Program Travelers
15
U.S. Citizenship and Immigration Services. Unlawful Presence and Inadmissibility
16
Internal Revenue Service. Substantial Presence Test
17
Internal Revenue Service. Taxation of Nonresident Aliens