The elections were supervised by the Independent National Electoral Commission headed by Attahiru Jega, a respected academic and campaigner.
In 15 constituencies, voting was further delayed until 26 April, the same date on which the elections for Governors and House of Assembly members was to be held.
[5] The Bauchi South elections were postponed because the ballot papers had been coded wrongly.
[6] In Bayelsa West, Heineken Lokpobiri was first declared winner, then on 11 April the INEC cancelled that result stating there were widespread irregularities.
[7] The Niger East election was inconclusive, and was suspended after a bomb exploded in Suleja.