The Users' Office welcomes CERN's guest scientists and is responsible for CERN contracts of the Associated Members of the Personnel and for their related Host State documents.
Welcome to the Users' Office
Please note that limited service is provided before the Christmas break. The office will be open to the public on :
Monday 16th and Tuesday 17th of December at the usual opening hours
Wednesday 18th from 3.00 p.m. to 5.00 p.m.
Thursday 19th from 2.00 p.m. to 4.00 p.m.
Friday 20th of December the service will be closed and only urgent requests will be handled.
Change of Category of Association with CERN (Change of Status)
Change of Institute or Departement
Change of average presence at CERN
Change of experiment or project for Users
Contract Extension (possible 28 days before the end of contract date)