DUWO is closed in 2024 on:
Friday 29 March - Good Friday
Monday 1 April - Easter Monday
Thurday 9 May - Ascension Day
Friday 10 May - Friday after Ascension Day
Monday 20 May - Whit Monday
Thursday 3 October - Siege of Leiden (only the office in Leiden is closed)
Thursday 5 December - DUWO closes at 4 pm
Tuesday 24 December - DUWO closes at 4 pm
Wednesday 25 December - Christmas day
Thursday 26 December - Boxing day
Tuesday 31 December - DUWO closes at 4 pm
Wednesday 1 January, 2025 - New Year's Day