The Kyiv City Court of Appeals upheld the decision of the first instance court to keep Nadiia Savchenko behind bars for a period of 59 days.
The defense team's appeal motion has been overruled.
Savchenko is to remain in custody until May 20.
As UNIAN reported, the Verkhovna Rada on March 22 greenlighted the arrest of Member of Parliament Nadiia Savchenko, a former Ukrainian pilot released from a Russian prison as part of PoW exchange effort.
Read alsoChief Prosecutor suspects Medvedchuk of plotting coup in Ukraine together with Ruban, SavchenkoUkraine's prosecutors charged Savchenko of plotting a coup and an act of terror in Ukraine, following an elaborate sting operation by the SBU Security Service of Ukraine who initially targeted former hostage swap negotiator Volodymyr Ruban who is believed to have conspired with Nadiia Savchenko.
On March 23, she a Kyiv district court ruled that Savchenko be remanded in custody for 59 days without bail.
Savchenko is suspected of committing a crime under Part 1 of Article 109 (actions aimed at the forcible change or overthrow of the constitutional order or seizure of state power); Part 1 of Article 14 (preparations for a crime), Part 2 of Article 28 (committing a crime by a group of persons, a group of persons by prior agreement, an organized group or a criminal organization), Article 112 (an attempted attack on the life of a public figure), Part 3 of Article 258 (an act of terror); Part 1 of Article 258-3 (creation of a terrorist group or organization) and Part 1 of Article 263 (illegal possession of weapons, ammunition or explosives) of the Criminal Code of Ukraine.