23(1)The production of a printed copy of a regulation-making instrument purporting to be made by the Commission—U.K.
(a)on which is endorsed a certificate signed by a member of the Commission’s staff authorised by the Commission for that purpose, and
(b)which contains the required statements,
is evidence (or in Scotland sufficient evidence) of the facts stated in the certificate.
(2)The required statements are—
(a)that the instrument was made by the Commission;
(b)that the copy is a true copy of the instrument; and
(c)that on a specified date the instrument was made available to the public in accordance with paragraph 22(4).
(3)A certificate purporting to be signed as mentioned in sub-paragraph (1) is to be taken to have been properly signed unless the contrary is shown.
(4)A person who wishes in any legal proceedings to rely on a regulation-making instrument may require the Commission to endorse a copy of the instrument with a certificate of the kind mentioned in sub-paragraph (1).