Mahant Amritanand alias Dayanand Pandey, arrested from Kanpur by the Maharashtra Anti-Terrorism Squad in connection with Malegaon blast, will be produced before Nashik magistrate's court on Friday.
Pandey was brought to Mumbai after a Lucknow judicial magistrate accepted the ATS request for transit remand.
Pandey, head of Sharda Sarvagya Peeth in Jammu, was produced on Thursday in Lucknow before magistrate Mukesh Kumar who gave him transit remand for three days. The ATS will produce him before a Nashik court on Friday.
ATS official had said he had attended several meetings in Nashik and Madhya Pradesh prior to the Malegaon blast on September 29 where Lt Col Prasad S Purohit, main accused and others arrested were also present.
The ATS team may visit Jammu and Kashmir to probe Pandey's activities in that state, the official said.
Till now, ten persons have been arrested on charges of murder, conspiracy and under the Indian Explosives Act in connection with the blast that left six dead and about 80 injured.
Four persons including Sadhvi Pragya Thakur, retired army official Ramesh Upadhyay, Abhinav Bharat member Sameer Kulkarni and Purohit have undergone scientific tests like brain mapping, polygraph and narco-analysis.
Eight persons are presently in judicial custody till November 17 and Purohit is in police custody till November 15.