Public prosecutions
Section 174(1)(a) · 1999 Constitution (2004 edition)
What Constitution says
(a) to institute and undertake criminal proceedings against any person before any court of law in Nigeria, other than a court-martial, in respect of any offence created by or under any Act of the National Assembly;
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 82. Original document
Release: draft-c8d50d87fae9. Source scope, review and corrections