National Population census
Section 213(5)(b) · 1999 Constitution (2004 edition)
What Constitution says
(b) that the report is perverse, the President shall reject the report accordingly and no reliance shall be placed upon any such report by any authority or person or for any purpose what so ever. B - Nigeria Police Force
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 95. Original document
Release: draft-c8d50d87fae9. Source scope, review and corrections