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

Travelers in the following categories are no longer eligible to travel or be admitted to the United States under the Visa Waiver Program (VWP):

Nationals of VWP countries who have traveled to or been present in Iran, Iraq, North Korea, Sudan, Syria, Libya, Somalia, and Yemen on or after March 1, 2011 (with limited exceptions for travel for diplomatic or military purposes in the service of a VWP country).

Nationals of VWP countries who have traveled to or been present in Cuba on or after January 12, 2021 (with limited exceptions for travel for diplomatic or military purposes in the service of a VWP country).

Nationals of VWP countries who are also nationals of Cuba, Democratic People’s Republic of Korea, Iran, Iraq, Sudan, or Syria.

For details, please see “Visa Waiver Program Improvement and Terrorist Travel Prevention Act of 2015″ on the U.S. Department of State website

Holding valid, full validity e-passports with an electronic chip who 

• are traveling for business, pleasure or transit for less than 90 days. Visa-free travel does not include those who plan to study, work, or remain in the United States for more than 90 days;
• are not ineligible to receive a visa under U.S. visa law. Travelers who have been arrested, even if the arrest did not result in a criminal conviction, those with criminal records, have certain serious communicable illnesses, those who have been refused admission into, or have been deported from, the United States, or have previously overstayed on the VWP are not eligible to travel visa free under the Visa Waiver Program;

Plus, if entering the United States by air or sea are:

• holding a return or onward ticket. If traveling on an electronic ticket, a copy of the itinerary must be carried for presentation to U.S. immigration at the port of entry. Note: Travelers with onward tickets terminating in Mexico, Canada, Bermuda or the Caribbean Islands must be legal permanent residents of these areas;
• entering the United States aboard an air or sea carrier that has agreed to participate in the program. This includes aircraft of a U.S. corporation that has entered into an agreement with the Department of Homeland Security to carry passengers under the Visa Waiver Program. Note: Other private or official aircraft or vessels do not meet this requirement; and
• have received travel authorization under ESTA;

Or, if entering the United States by land,

• is in possession of a completed form I-94W, issued by the immigration authorities at the port of entry, and having paid a $6.00 fee, payable only in U.S. dollars.
• have received travel authorization under ESTA