Triennial Parliaments Act 1664

II. No longer Intermission of Parliaments than Three Years.

And because by the auntient Lawes and Statutes of this Realme made in the Raigne of King Edward the Third Parliaments are to be held very often Your Majesties humble and loyall Subjects the Lords Spirituall and Temporall and the Co[m]mons in this present Parliament assembled most humbly doe beseech Your most Excellent Majestie, That it may be declared and enacted And bee it declared and enacted by the Authority aforesaid That hereafter the sitting and holding of Parliaments shall not be intermitted or discontinued above three yeares at the most, but that within three yeares from and after the determination of this present Parliament and soe from time to time within three yeares after the determination of any other Parliament or Parliaments, or if there be occasion more often, Your Majestie Your Heires and Successors doe issue out Your Writts for calling, assembling and holding of another Parliament to the end there may be a frequent calling assembling and holding of Parliaments once in Three yeares at the least.