Opening hours
Office hours
Please note that you need to make an appointment to enter the Institute. To make an appointment you can email us on info@nvic.leidenuniv.nl.
Official Holidays in 2025
The institute will be closed from Sunday 22 December 2024 up until and including Saturday, 4 January 2025.
January
| 1 | New Year | العام الجديد | Wednesday |
| 7 | Coptic Christmas | عيد الميلاد المجيد | Tuesday |
| 25 | 25 January Revolution day | ثورة 25 يناير | Saturday |
March
| *31 | Eid el-Fitr | عيد الفطر | Monday |
April
| *1-2 | Eid el-Fitr | عيد الفطر | Tues/Wed |
| 20-21 | Coptic Easter+Sham el-Nessim | عيد القيامة +شم النسيم للأقباط | Sun/Mon |
| 25 | Sinai Liberation day | عيد تحريرسيناء | Friday |
| 27 | King's day | عيد ميلاد الملك | Sunday |
May
| 1 | Labour day | عيد العمال | Thursday |
June
| *6-9 | Eid el-Adha | عيد الأضحى | Fri/Mon |
| *26 | Islamic New Year | رأس السنة الهجرية | Thursday |
| 30 | 30th June Revolution | ثورة ٣٠ يونيو | Monday |
July
| 11 | Flemish Community day | اليوم الفلمكي | Friday |
| 26 | Revolution day (national day) | ثورة يوليو (اليوم الوطني) | Saturday |
September
| *5 | Birthday of the Prophet | المولد النبوي الشريف | Friday |
October
| 6 | Victory day | نصر اكتوبر | Monday |
December
| 25 | Christmas | عيد الميلاد | Thursday |
The institute will be closed from Wednesday 24 December 2025
up until and including Thursday, 1 January 2026.
* Islamic holidays are subject to change
الاعياد الاسلامية عرضة للتغير حسب مواقع الهلال
*Official holidays depend on last-minute decisions of the government. So, this list is subject to change.
الاعياد الرسمية تعتمد على قرارات الحكومة. لذلك، هذه القائمة عرضة للتغيير.