Remaining or entering the country after this date would be punished as a first offence with 12 months' imprisonment followed by expulsion.

[2] Of the eight Catholic bishops in Ireland when the act was passed, two left, one (John Sleyne) was arrested, and five went into hiding.

The port authorities paid for the passage of 424 clerics who emigrated; Mary of Modena estimated that about 700 in total left, of whom 400 settled in France.

Maurice Donnellan, Bishop of Clonfert, was arrested in 1703 but rescued by an armed crowd.

[3] The Roman Catholic Relief Act 1782 provided that its provisions could not apply to a priest who had registered and taken the oath of supremacy.