Adjudicating bodies
The clerk to, or other officer or member of the staff of, any of the following bodies—
(a)a social security appeal tribunal;
(b)a disability appeal tribunal;
(c)a medical appeal tribunal;
(d)a vaccine damage tribunal;
(e)a Pensions Appeal Tribunal constituted under the [1943 c. 39.] Pensions Appeal Tribunals Act 1943.