Court Jew was a term used in early modern period Europe, particularly in Germany for Jewish moneylenders who lent to or managed money for the upper classes in return for social privileges.
Lämmle Seeligmann, the court Jew
The Leibzoll was a special toll that Jews had to pay in most European states from the Middle Ages to the 19th century.
Schaffhausen Dicken coin from 1617. It corresponds to the Leibzoll of 24 kreuzers that Jews had to pay from 1676 onwards to stay in Schaffhausen. Coin in the collection of the Jewish Museum of Switzerland.