The Bach-Archiv Leipzig or Bach-Archiv is an institution for the documentation and research of the life and work of Johann Sebastian Bach. The Bach-Archiv also researches the Bach family, especially their music. Based in Leipzig, the city where Bach lived from 1723 until his death, the Archiv is recognised by the German government as a "cultural beacon" of national importance. Since 2008 the Bach-Archiv has been part of the University of Leipzig.