Visa Information

Citizens of some countries cannot enter Portugal without a valid Schengen visa. Please, review the situation for your case at You can apply online at

We advise to check the complete information on VISA requirements.

Requesting Visa Support Letters

We can provide visa support letters to attendees and authors of accepted papers. Those requesting a letter should allow up to one week to receive it. All requests are handled in the order they are received. For visa support letters, please email [email protected] and include the information below:

  • Name (as it appears on your passport)
  • Organization / University
  • Mailing address (Street name, City, Postal Code, Country)
  • Authors please may indicate their paper title and paper number.
Background vector created by brgfx –