Sept. 30, 1319

“Order” of Duke Rudolf I [Present-day Germany; Duchy of Saxony]: “[…] Furthermore, Jews are not permitted to take/charge unwarranted (excessive) usury.”
Urkundenbestand des Stadtarchivs Berlin (masch.), Nr. 26, S. 97; Regesten der Markgrafen von Brandenburg, Nr. 2765, S. 816 f. (“Stock of Dokuments of the Archive of Berlin; No. 26, p. 97: Registers of the Margrave of Brandenburg, No. 2765, p. 813 f.”) Researched and Translated by Ziba Shadjaani 2/18/2017