- UNITA won 26.6 per cent of the vote and 51 parliamentary seats.
- The court must respond to the lawsuits within three days.
Three Angolan opposition parties on Friday filed a complaint against the outcome of nationwide elections on August 23 that asserted the 42-year grip of the ruling MPLA party.
Representatives from the National Union for the Total Independence of Angola (UNITA) and two smaller parties, the FNLA and PNS, lodged a request at the Constitutional Court in Luanda for the results to be overturned, AFP reporters saw.
A fourth party, Casa-CE, will follow suit on Saturday, party officials said.
UNITA campaign manager Ruben Sikato said electoral laws had been breached in 15 out of the country's 18 provinces.
"We will recount votes, polling station by polling station, to establish the truth of the ballot box," he told reporters.
On Wednesday, the national electoral commission declared that the MPLA — Popular Movement for the Liberation of Angola (MPLA) — had won 61.7 per cent of the vote and 150 of the 220 seats in Parliament.