Official holidays in 2026 and end-of-year closure 2026/2027
(In accordance with Articles R II 4.38 and R II 4.39 of the Staff Regulations)
Written by:
HR department
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Official holidays in 2026 (in addition to special leave during the annual closure):
- Thursday, 1 January (New Year)
- Friday, 3 April (Good Friday)
- Monday, 6 April (Easter Monday)
- Friday, 1 May (1st May)
- Thursday, 14 May (Ascension Day)
- Monday, 25 May (Whit Monday)
- Thursday, 10 September (“Jeûne genevois”)
- Thursday, 24 December (Christmas Eve)
- Friday, 25 December (Christmas)
- Thursday, 31 December (New Year’s Eve)
Annual closure of the site of the Organization during the end-of-year holiday period:
The Laboratory will be closed from Wednesday, 23 December 2026 until Tuesday, 5 January 2027 inclusive (without deduction of annual leave). The first working day of the New Year will be Wednesday 6 January 2027.
Human Resources department
HR.leave@cern.ch