Puttkammer was trusted by the Nazis, who hoped this system would lead them to hidden Jewish assets not surrendered to the Liro Bank. The promise of protection proved to be a scam. Nearly everyone with a Puttkammer Sperre was later deported
Term
Puttkammer
Erich August Puttkammer was an employee of the Rotterdam Banking Association that offered Jews the opportunity to obtain an exemption from deportation, a so-called Sperre, against payment of a large sum of money (or jewelery).