4.—(1) This Order does not affect the validity of anything done (or having effect as if done) by or in relation to the Secretary of State before the coming into force of this Order.
(2) There are transferred to the Chancellor of the Duchy all property, rights and liabilities to which the Secretary of State is entitled or subject at the coming into force of this Order in connection with a function which is directed by article 3 to be exercisable by the Secretary of State concurrently with the Chancellor of the Duchy (an “article 3 function”).
(3) 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 Secretary of State may, so far as it relates to an article 3 function or anything transferred by paragraph (2), be continued by or in relation to the Chancellor of the Duchy.
(4) Anything done (or having effect as if done) by or in relation to the Secretary of State in connection with an article 3 function or anything transferred by paragraph (2) 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 Chancellor of the Duchy.
(5) Documents or forms printed for use in connection with an article 3 function may be used in connection with the exercise of that function by the Chancellor of the Duchy even though they contain, or are to be read as containing, references to the Secretary of State; and for the purposes of the use of any such documents or forms in connection with the exercise of that function by the Chancellor of the Duchy, those references are to be read as references to the Chancellor of the Duchy.
(6) 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 3 or paragraph (2), as if references to the Secretary of State (and references which are to be read as references to the Secretary of State) were or included references to the Chancellor of the Duchy.
(7) In paragraphs (1) and (3) to (6)—
(a)references to the Secretary of State are to be read as including references to the department or an officer of the Secretary of State, and
(b)references to the Chancellor of the Duchy are to be read as including references to the Cabinet Office or an officer in that Office accordingly.