Please provide your registration confirmation number and the password provided in your registration confirmation email to formally request an invitation letter sent to you. The invitation letter will be sent by email only to the email address provided during registration.

Invitation letters can be sent only to persons who have completed registration and submitted payment in full.

If you are coming to ICASSP only for meetings and paper presentation, and do not intend to conduct any business, please submit a tourist (L) visa application that does not require an invitation letter.