Regulation 7 Senior UK judge
Unless paragraph (2) or (3) applies, the President—
must nominate a senior UK judge who is not disqualified under regulation 16; and
when making such a nomination must have due regard to the territorial composition of the selection commission.
Where—
the office of President is already vacant; or
it appears to the Lord Chancellor that the person holding the office of President is for the time being incapacitated,
the Deputy President (unless the Deputy President is disqualified under regulation 16) must nominate a senior UK judge in accordance with paragraph (1) to sit on the selection commission.
Where paragraph (2) applies and the Deputy President is disqualified under regulation 16, the most senior ordinary judge must nominate a senior UK judge in accordance with paragraph (1) to sit on the selection commission.