From 1994 to 1999, Domingos was head of the Renamo parliamentary group. In the 2004 Mozambican presidential elections Domingos ran for the Party for Peace, Democracy, and Development, gaining 2.7% of the popular vote.
Between 1994 and 1999, Domingos was in charge of the Renamo parliamentary group. In the 2004 Mozambican presidential election, Domingos ran on behalf of the Party for Peace, Democracy, and Development, securing a modest 2.7% share of the vote.