Request an invitation letter
Please register the conference and make the registration fee, download and fill the Visa Invitation Letter Request Form.
Please send the filled form to firstname.lastname@example.org
US Entry Requirements
Entry Requirements - Visas, Visa Waiver Program and ESTA
All international attendees must have a valid passport. We would like to advise all participants, who may be required to apply for a visa, that the application process requires time and may take up to a few months.
Please visit the U.S. Department of State website for full visa acquisition information - http://www.travel.state.gov/
Participants under the Visa Waiver Program countries (see below) will still be eligible to travel without a visa, but will have to obtain an approved travel authorization prior to their travel to the U.S. (see ESTA information below).
Visa Waiver Program - Participating Countries
Travelers coming to the U.S. for tourism or business for 90 days or less from qualified countries may be eligible to visit the U.S. without a visa,
if they meet the visa waiver program requirements. Please visit the following website to learn more, and find out if you meet the visa waiver requirements - http://www.travel.state.gov/visa/temp/without/without_1990.html.
Currently 37 countries participate in the Visa Waiver Program.
New For International Visitors - ESTA
Electronic System for Travel Authorization (ESTA) - International travelers who are seeking to travel to the United States under the Visa Waiver Program (VWP) are now subject to enhanced security requirements and will be required to pay an administrative fee.
ESTA application may be submitted at any time prior to travel. An ESTA authorization generally will be valid for up to two years. Authorizations will be valid for multiple entries in the United States. DNS recommends that travelers submit and ESTA application as soon as they begin making travel plans. For further details about the new system, please visit the following website - https://esta.cbp.dhs.gov/
Please do not apply through a third-party website, which may not comply with ESTA regulations.
Visa informatoin for visitors from China
Click http://chinese.usembassy-china.org.cn/niv_info2.html for details.