(1) The jurisdiction as to disputes such as are mentioned -
(a) in subsection (1) of section 10 of the National Savings Bank Act 1971 [1971 c. 29.] (disputes between the Director of Savings and depositors etc); and
(b) in subsection (1) of section 5 of the National Debt Act 1972 [1972 c. 65.] (disputes between the Director and the holder of any stock registered in the National Savings Stock Register or a person claiming to be entitled to any such stock),
shall be exercisable by a person ("the adjudicator") appointed by the Treasury.
(2) The adjudicator shall be a person who -
(a) has a seven year general qualification, within the meaning of the Courts and Legal Services Act 1990 [1990 c. 41.];
(b) is an advocate or solicitor in Scotland of at least seven years' standing; or
(c) is a member of the bar of Northern Ireland or solicitor of the Supreme Court of Northern Ireland of at least seven years' standing.
(3) Subject to subsections (4) and (5) below, the adjudicator shall hold a