Welcome to the Users' Office

Annual End of the Year closure


The Users’ Office will be closed from Thursday 18th December at 16.00 and re-open on Monday 5th January 2015.

We thank you for your comprehension and wish you all a Merry Christmas and a Happy New Year.


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.

Users' Office location : Bldg. 61MapCERN App

Opening Hours: Monday, Tuesday, Thursday, Friday : 08.30 – 12.30

Monday to Friday: 14.00 – 16.00

Closed Wednesday mornings and on official CERN holidays

Subscribe to CERN Users' Office RSS