| 1 January | New year |
| 6 April | Good Friday |
| 9 April | Easter Monday |
| 1 May | |
| 17 May | Ascension |
| 28 May | Whit Monday |
| 6 September | Jeûne genevois |
| 24 December | Christmas eve |
| 25 December | Christmas day |
| 31 December | New Year's eve |
| 1 January 2013 | New Year's day |
The laboratory's annual closure dates will be announced in due course.