Resignations
Section 306(7) · 1999 Constitution (2004 edition)
What Constitution says
(7) The notice of resignation of a member of a legislative house shall be addressed to the President of the Senate or, as the case may require, to the Speaker of the legislative house in question.
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 125–126. Original document
Release: draft-c8d50d87fae9. Source scope, review and corrections