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Visa Information

Don’t delay — apply for your visa today to make sure your documents are ready well before your travel date.

Click here for latest news regarding Consular Operations.

Please check with your local embassy/consulate for specifics and latest instructions.

Click here to find out which visa type is appropriate for you.

Visa Waiver Program (VWP) & ESTA
- Click here to view the list of countries that qualify and the necessary requirements.
- Each Traveler Must Have a Valid ESTA
  In order to travel without a visa on the VWP, you must have valid Electronic System for Travel Authorization (ESTA) approval prior to boarding a U.S. bound air or sea carrier. ESTA is a web-based system operated by U.S. Customs and Border Protection (CBP) to determine eligibility to travel to the United States for tourism or business under the VWP. Visit the ESTA webpage on the CBP website for more information.

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If you need an invitation letter which extends an invitation to ICIS 2025, please follow the steps below:

Please note that your AIS membership should be current.
Complete the Invitation Letter Request Form
The AIS Registrar will issue the invitation letter within two business days upon receipt of the completed invitation letter request form.

Please note: The AIS Office will be closed during the following US holidays:

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If you need a visa letter for your visa application to attend ICIS, please follow the steps below:

Please note that your AIS membership should be current.
Register and complete your payment for your conference registration.
Complete the Visa Letter Request Form and also attach your ICIS 2025 conference registration confirmation.
The AIS Registrar will issue the visa letter within two business days upon receipt of the completed visa letter request form.

Please note: The AIS Office will be closed during the following US holidays: