Are ISSN mandatory, and what do they cost?
ISSN are not mandatory in the Federal Republic of Germany, but they are in other countries.
In Germany, ISSN are issued free of charge.
Navigation and service
Leipzig: Thursday, 23 October
Thursday, 23 October 2025 the German Museum of Books and Writing and the museum reading room will be closed due to an event.
Leipzig: 30.10.to 03.11.2025
Leipzig, 30.10.2025 to 03.11.2025:The multimedia/periodical reading room and the map reading room are closed from 30.10 to 03.11.
Leipzig: 31 October 2025 (Reformation Day )
Friday, 31 October 2025: The German National Library in Leipzig will be closed. The exhibitions of the German Museum of Books and Writing will open from 10:00 to 18:00.
