Welcome to the Users' Office

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


Users' Office Closure

Due to a meeting with other secretariats the Users' Office will be exceptionally closed on Thursday 18th October from 10.00 to 12.30 a.m.

We thank you for your comprehension.


Users' Office Queuing system : is currently not operational.

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