Dates of closure, holiday loan, cessation of services,.... All the dates you need to know.

Saint-Guillaume Library, Saint-Thomas Library and the Research Library will be closed from Friday 19th of December (from 6:00pm) to the 4th of January 2026. 

The Archives will be closed from Friday 19th of December (from 6:00pm) to the 4th of January 2026.

Anticipate your needs and take advantage of our holiday loan from Monday 5th of December. You will have until the 26th of January 2026 to return your documents.

Dates of all services closure:

• Inter-library loan system (request): from 12th of December to 4th of January
• Inter-library loan system (provide): from 12th of December to 4th of January
• Online request (bookstacks outside Paris): from 18th (noon) of December to 4th of January
• Online request (Saint-Guillaume bookstacks): from 19th of December (5pm) to 4th of January
• Delivery service: from 19th of December (last requests December 18) to 4th of January
• Purchase request will be considered from mid-January onwards
   

From 5th of 11th of January, we will be open from Monday to Friday from 9:30AM to 6PM.

From 12th of 18th of January, we will be open from Monday to Friday from 9:30AM to 9:30PM.

From 19th of 24th of January, we will be open from Monday to Saturday from 9:30AM to 9:30PM.