[1] Appropriation Acts were formerly passed by the Parliament of Great Britain.

This is followed by the preamble, which is different from the normal British public general Act of Parliament preamble in that it includes additional text before the normal preamble:[citation needed] Whereas the Commons of the United Kingdom in Parliament assembled have resolved to authorise the use of resources and the issue of sums out of the Consolidated Fund towards making good the supply which they have granted to Her Majesty in this Session of Parliament:—Be it therefore enacted by the Queen's most Excellent Majesty, by and with the advice and consent of the Lords Spiritual and Temporal, and Commons, in this present Parliament assembled, and by the authority of the same, as follows:—Until 2000 an older form of preamble was used:[citation needed] Most Gracious Sovereign, WE, Your Majesty's most dutiful and loyal subjects, the Commons of the United Kingdom in Parliament assembled, towards making good the supply which we have cheerfully granted to Your Majesty in this Session of Parliament, have resolved to grant unto Your Majesty the sums hereinafter mentioned; and do therefore most humbly beseech Your Majesty that it may be enacted and be it enacted by the Queen's most Excellent Majesty, by and with the advice and consent of the Lords Spiritual and Temporal, and Commons, in this present Parliament assembled, and by the authority of the same, as follows:—Each Appropriation Act typically covers two or more fiscal years, and will normally repeal earlier Appropriation Acts and Consolidated Fund Acts still on the statute books.

[1] An Appropriation Act normally becomes spent on the conclusion of the financial year to which it relates.

A number of Appropriation Acts were passed by the Parliament of Northern Ireland.

[27] A number of Appropriation Orders in Council have been made for Northern Ireland.