Riyaz Bhatkal had suggested adopting tactics used in the 2013 Maoist attack on Congress leaders in Chhattisgarh to kill politicians.
The National Investigation Agency (NIA) said this in its supplementary charge sheet filed before a special court.
The discovery of the Indian-origin recruiters was confirmed by multiple agencies involved in tracking terrorism.
Airport officials received a call, claiming he has links with IM
The 27-year-old from Pune was arrested from near Saharanpur railway station in western Uttar Pradesh on Saturday.
Ajaz Sheikh revealed during police interrogation that IM was planning a strike in Delhi during the upcoming festival season.
Some IS graffiti also appeared on walls of buildings in Srinagar.
Arif, an engineering student, was one of the four men from Thane who were believed to have joined Islamic State in Iraq and Syria.
British deputy PM Nick Clegg, whose focus was mainly economic, education and climate change, was extremely impressed by PM Modi.
The NIA chargesheet names one SIMI and nine IM suspects.
Investigators have linked the voice on the tape to Armar based on questioning of arrested Indian Mujahideen suspects.
The Delhi Police alleges that Bhatkal and Akhtar, along with other co-accused, had set up an arms manufacturing factory in Nangloi.
The youth, who was tracked down by his mobile phone Internet protocol address, has been identified as Parbatji Takur.
Police claimed that Waqas was sent to India after a failed terror plot to target foreign tourists outside German Bakery.
Delhi cops detain him, later vouch for his ‘innocence’, tell college to take him back.