Iran's Foreign Minister and chief negotiator of Iran nuclear talks Mohammad Javad Zarif has said via his verified Twitter account on Thursday that negotiating parties in Swiss city Lausanne have "found solutions" to existing problems and are now "ready to start drafting immediately".
Iranian President Hassan Rouhani has also tweeted: "Solutions on key parameters of Iran nuclear case reached. Drafting to start immediately, to finish by June 30th."
An announcement through a joint press statement on the solved issues is expected any time soon in the Swiss city.
Representatives from P5+1 group of world powers -- the US, Britain, France, Russia, China plus Germany -- and Iran were engaged in a marathon talks for the last eight days.