Sir Mekere will challenge sitting member of parliament Michael Malabag for the Moresby North-West electorate.
After his nomination, Sir Mekere announced that after retiring in 2012, he has decided to return to politics based on the widespread public support.
Sir Mekere has served as the 6th Prime Minister of PNG between 1999 and 2002, and later as Leader of the Opposition, among other positions.
