President of the Senate and Speaker of the House of Representatives
Section 50(1) · 1999 Constitution (2004 edition)
What Constitution says
(1) There shall be:- (a) a President and a Deputy President of the Senate, who shall be elected by the members of that House from among themselves; and (b) a Speaker and a Deputy Speaker of the House of Representatives, who shall be elected by the members of that House from among themselves.
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 43. Original document
Release: draft-c8d50d87fae9. Source scope, review and corrections