By this long and important statute Gaveston was banished, other advisers were driven from the Council, and the Florentine bankers whose loans had enabled Edward to hold the baronage at bay sent out of the realm.

The customs duties imposed by Edward the First were declared to be illegal.

Its administrative provisions showed the relations which the barons sought to establish between the new Parliament and the Crown.
Parliaments were to be called every year, and in these assemblies the king's servants were to be brought, if need were, to justice.

The great officers of state were to be appointed with the counsel and consent of the baronage, and to be sworn in Parliament.

The same consent of the barons in Parliament was to be needful ere the king could declare war or absent himself from the realm.