"It's one year since the brutal incident of rape and murder took place in Kopardi, but the state government has not made any effort to shift the trial in the case to a fast-track court," he told reporters in central Maharashtra.
The case related to rape and murder of a 15-year-old girl on July 13 at Kopardi village in Ahmednagar district.
Three persons were arrested for the crime.
NCP is going to stage state-wide agitation tomorrow to protest "lethargic" approach of the BJP-led government over the sensitive issue.
Atrocities against women in the state have increased, but the government has been reduced to just a mute spectator, the former Maharashtra minister said.
Get the latest election news, live updates and election schedule for Lok Sabha Elections 2019 on ndtv.com/elections. Like us on Facebook or follow us on Twitter and Instagram for updates from each of the 543 parliamentary seats for the 2019 Indian general elections.