For entry into Spain, a visa may be required, depending on your country of origin. Please consult your consulate for more details, while general information can be found here:

If requested, invitation letters will be issued, after your conference registration has been processed, sending an E.mail to

At the end of 2022, the European Union (EU) will introduce the ETIAS Visa Waiver. It will become a requirement for many nationalities who want to enter Spain or any of the other countries in the Schengen Area. General information can be found here:

Due to the covid pandemic, there may be further entry requirements regarding health and vaccination status. More information can be found here: