Please check if you need a visa to enter Switzerland/Schengen countries.
The Association for Computing Machinery (ACM) does not issue formal
invitation letters for visas but it issues a visa support letter.
In order to request a letter, you must email the following information to
email@example.com at ACM:
Please send your requests for visa support letters 6-8 weeks prior to travel plans.
International registrants should be particularly aware and careful about visa requirements, and should plan travel well in advance. All visa inquiries must be handled by ACM HQ.