Count Willem III granted the citizens of Delft their own secular court.

May 1, 1310

Four years after confirming the rights granted by his successors, William III, Count of Hainaut, Holland and Zeeland, and lord of Friesland, delared that Mr. Florens van der Boechorst, bailiff of Delfland and Schieland, would no longer allow the burghers of Delt to be sued in the religious court in Utrecht for matters covered by the secular court.