(1) This rule applies where the Chief Justice has considered advice in accordance with rule 9 and —
(a) decides either not to exercise, or exercise further, his powers in rule 10; and
(b) rule 11 does not apply.
(2) The Chief Justice may agree —
(a) to dismiss a case; or
(b) to take a particular disciplinary action.
(3) Where a case is dismissed, the Chief Justice may —
(a) agree that the alleged conduct took place but did not constitute misconduct; and
(b) deal with the matter informally.