"It has been decided to work with four bills, registered in the Verkhovna Rada [Ukraine's parliament]," Hennadiy Vasyliev, the chairman of a Ukrainian panel vetting political reforms, was quoted by the National News Agency in Ukraine as saying Tuesday.
Former Prime Minister Tymoshenko, an influential opposition leader, was sentenced to seven years in prison in 2011 for abusing the privileges of her office. Ukraine is vying for a closer relations with the European Union and the EU said it suspects her imprisonment may be a case of selective justice.
Tymoshenko has developed heath issues in prison. Her supporters are trying to get approval for her treatment in Germany.
Opposition leader Arseniy Yatsenyuk said one of Tymoshenko's defense lawyers, Sergei Vlasenko, was arrested by Ukrainian police, the BBC reported Monday. The report said the opposition leader didn't elaborate on the details surrounding the arrest.
Lithuania hosts EU accession talks later this month.