(1)Subject to the provisions of this section, a justice of the peace for any area, while his name is entered in the supplemental list, shall not by reason of being a justice for that area be qualified as a justice to do any act or to be a member of any committee or other body.
(2)Subsection (1) above does not preclude a justice from doing all or any of the following acts as a justice, namely—
(a)signing any document for the purpose of authenticating another person’s signature;
(b)taking and authenticating by his signature any written declaration not made on oath; and
(c)giving a certificate of facts within his knowledge or of his opinion as to any matter.
(3)The entry of a person’s name in the supplemental list does not preclude him, if so authorised by the Lord Chancellor, from acting as a judge of the Crown Court so long as he has not attained the age of 72.
(4)No act or appointment shall be invalidated by reason of the disqualification under this section of the person acting or appointed.