Below some useful web-links regarding your travel to Switzerland.
Please note that these rules change approximately every two weeks.
https://meetings.myswitzerland.com/en-ch/planning/transport/covid-19-updates-and-entry-requirements/
Entering in Switzerland
https://www.bag.admin.ch/bag/en/home/krankheiten/ausbrueche-epidemien-pandemien/aktuelle-ausbrueche-epidemien/novel-cov/empfehlungen-fuer-reisende/quarantaene-einreisende.html#1355154378e
List of risk countries (updated regularly)
https://www.bag.admin.ch/bag/en/home/krankheiten/ausbrueche-epidemien-pandemien/aktuelle-ausbrueche-epidemien/novel-cov/empfehlungen-fuer-reisende/liste.html#858610174
Exemptions from the testing and quarantine requirement
https://www.bag.admin.ch/bag/en/home/krankheiten/ausbrueche-epidemien-pandemien/aktuelle-ausbrueche-epidemien/novel-cov/empfehlungen-fuer-reisende/quarantaene-einreisende.html#103059051
Access to the congress center
In order to access the venue, participants are asked to come with surgical mask (blue). Black mask or textile mask are not allowed in the congress center.
To enter EPNV 2021 congress you must bring a valid proof of negative rapid PCR, Antigen result or vaccines certification. COVID certificate for European participants is mandatory.
Tests have a maximum validity of 72 hours, giving you access into the event on the day of your test plus the 2 subsequent / following congress days.