Federal grants-in-aid of State revenue
Section 164(1) · 1999 Constitution (2004 edition)
What Constitution says
(1) The Federation may make grants to a State to supplement the revenue of that State in such sum and subject to such terms and conditions as may be prescribed by 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 80. Original document
Release: draft-c8d50d87fae9. Source scope, review and corrections