There will be no classes on the following official Dutch holidays:
- New Year’s day
- Easter Monday
- Kingsday
- Liberation day (Once every five years; in 2020, there will be no classes on Liberation Day)
- Ascension day
- Pentecost (Whit Monday)
- Christmas
Please check this page for specific dates on each of the aforementioned holidays: https://www.rijksoverheid.nl/onderwerpen/schoolvakanties/vraag-en-antwoord/officiele-feestdagen