Make your travels to Hawaii easy, organised, and stress-free with this guide we have put together for you
Learn here what you need to do to get you visa ready in time for your trip to the USA
IMPORTANT – We encourage foreign participants to apply for their visas as early as possible, we are recommending to do so at least three to four months before the Congress. Some consulates may have backlogs in scheduling visa interviews. Therefore, applicants should first consult the U.S. Department of State’s visa appointment and processing wait times website.
Further information on business visas can be found at the U.S. Department of State Business Visa Center website and the IVO website – the National Academies International Visitors Office (IVO). The International Visitors Office assists international students, scholars, and other travelers who are coming to the United States for scientific purposes. The IVO additionally provides resources to the broader scientific community on visa interview preparation, travel to the United States, and international conference organising.
If you are experiencing significant visa delays, please fill out the visa survey here. This will bring your case to the attention of the U.S. Department of State.
Visa processes and customs
Visa regulations depend on your nationality and country of origin. We suggest you contact your local U.S. Embassy or Consulate for full and official instructions on the specific visa regulations and application procedure that apply to you.
It is the responsibility of the participant to obtain a visa if required.
Click on the links below for more useful information:
- Immigration and Checkpoints Authority
- Websites of U.S. Embassies, Consulates, Diplomatic Missions, and Offices Providing Consular Services – Check the mission closest to you
- Immigration Visas Info – Visa Resources
How to Enter the United States
Learn about the most common types of visas for business, student or travel you may need when coming to or traveling through the United States, plus review what other documents you need to enter the U.S. Also, find information on how to apply for an immigrant visa.
Procedures for Entering the United States
When you arrive in the United States, you must show valid travel documents as part of the entry process. The documents you need and whether your passport needs to be valid for six months after your travel dates depend on the country you are arriving from and your citizenship or status.
For International Visitors
Get the Information you need to smoothly navigate the process and procedures if you are a visitor to the United States, coming to work, study, conduct business or to immigrate.
Visa Invitation Letter
An invitation letter is available to registered participants. Your Registration ID and email are required to receive an invitation letter. You can find the link to the visa letter portal in your registration confirmation. You can also get it (after registration) at the chat bot.