Why is a Bill of Attainder for Treason levied against Cardinal Wolsey in the novel, Wolf Hall?

A Bill of Attainder for Treason is levied against Cardinal Wolsey for his failure to annul the marriage between Henry and Katherine, and for his respecting Church law above the laws of the king of England. The bill of attainder signals Wolsey’s final fall, and he dies while enroute to prison.