(1)There is established the office to be known as that of President of the Scottish Tribunals.
(2)It is for the Lord President to assign a person to that office.
(3)An assignment of a person to that office continues for as long as the Lord President considers appropriate.
(4)The Lord President may nominate a Vice-President of the Upper Tribunal to act temporarily in that office—
(a)if a person assigned to that office is for the time being unable to act in it, or
(b)pending an assignment of a person to that office.
(5)A person assigned to that office under subsection (2) or nominated to act in it under subsection (4) must be a judge of the Court of Session (but may not be a temporary judge).