Appointment of Chief Judge and Judges of the Federal High Court
Section 250(4) · 1999 Constitution (2004 edition)
What Constitution says
(4) If the office of Chief Judge of the Federal High Court is vacant or if the person holding the office is for any reason unable to perform the functions of the office, then, until a person has been appointed to and has assumed those functions of that office until the person holding the office has resumed those functions the President shall appoint the most senior Judge of the Federal High Court to perform those functions''
This is the 1999 Constitution as published in 2004. Later amendments aren't included yet, so a section may have changed since.
Original source
Official Gazette · CFRN 1999 official PDF · printed page 107–108. Original document
Release: draft-c8d50d87fae9. Source scope, review and corrections