Voting method

Nigeria, Constitution 1999 (last amended in 2011), accessed 3 February 2019

Article 77(2). Every citizen of Nigeria, who has attained the age of eighteen years residing in Nigeria at the time of the registration of voters for purposes of election to a legislative house, shall be entitled to be registered as a voter for that election.

See also: 

INEC News, Nass make case for dispora voting [date not specified], accessed 3 February 2019

INEC News, Diaspora voting: Presidency, INEC agree to work towards actualization [date not specified], accessed 3 February 2019