4.—(1) In this article “relevant function” means a function—
(a)which ceases by virtue of article 2 to be exercisable concurrently with the Minister for the Cabinet Office, or
(b)which is transferred by article 3.
(2) Anything (including legal proceedings) which, at the coming into force of this Order, is in the process of being done by or in relation to the Minister for the Cabinet Office may, so far as it relates to a relevant function, be continued by or in relation to the Secretary of State.
(3) Anything done (or having effect as if done) by or in relation to the Minister for the Cabinet Office in connection with a relevant function has effect, so far as necessary for continuing its effect after the coming into force of this Order, as if done by or in relation to the Secretary of State.
(4) Any enactment or instrument passed or made before the coming into force of this Order has effect, so far as necessary for the purposes of or in consequence of article 2 or 3, as if references to (and references which are to be read as references to) the Minister for the Cabinet Office were or included references to the Secretary of State.
(5) Documents or forms printed for use in connection with a relevant function may be used in connection with the exercise of that function even though they contain (or are read as containing) references to the Minister for the Cabinet Office; and for the purposes of the use of any such documents or forms after the coming into force of this Order, those references are to be read as references to the Secretary of State.
(a)references to the Minister for the Cabinet Office include references to the Cabinet Office or an officer in that Office, and
(b)references to the Secretary of State include references to the department or an officer of the Secretary of State accordingly.
(7) In this article “instrument” includes Royal Charters, Royal Warrants, Orders in Council, Letters Patent, judgments, decrees, orders, rules, regulations, schemes, bye-laws, awards, licences, authorisations, consents, approvals, contracts and other agreements, memoranda and articles of association, certificates, deeds and other documents.