The inauguration of Zimbabwe's President Emmerson Mnangagwa on Sunday was halted following opposition litigation
MDC chief Nelson Chamisa says he has evidence that he was cheated in the July 30 presidential election.
His party says the survey was hampered by "mammoth theft and fraud," but the electoral commission insists there is "no skulduggery."
Mr. Mnangagwa won 50.8% of the vote, compared to 44.3% of Mr. Chamisa. 1
Zimbabwe's constitution allows a presidential candidate to challenge the election results within seven days of the election of a winner
The Constitutional Court now has 14 days to decide on the legal challenge of the Movement for Democratic Change (MDC).
The party must prove that all irregularities were serious enough to change the outcome of the vote. If successful, the court could order a recount or nullify the outcome.
Mr. Chamisa wants the court to declare him the winner or call a new election, his lawyer told Reuters.
"We have a good case and reason!" He tweeted shortly after he submitted the challenge.
At least two people were killed two days after the vote in clashes between security forces and supporters of the MDC alliance, claiming that Mr. Chamisa had been deprived of victory.
There was great optimism that post-Revolution elections would bring about a real change End of Robert Mugabe's 37-year reign in November
But the MDC says the security forces launched a brutal crackdown on the opposition after the controversial poll to have.
Mr. Mnangagwa Asked for Peace and Independent Investigation of Post-Election Violence
With just over 50% of the vote, Mr. Mnangagwa, a member of the ruling Zanu-PF party, avoided a runoff election against Mr. Chamisa.
The challenge for the election results came a day after MDC Alliance politician Tendai Biti appeared in court over incitement to violence.
Zambia's government rejected Mr Biti's application for asylum, and on Thursday he said
Prosecutors accuse him of fueling illegal protests by rejecting Mr Mnangagwa's victory in the highly competitive elections.
Mr. Biti is the first high-ranking opposition politician ever since Mr. Mnangagwa took over Mr. Mugabe.