He is the fifth person to be held in the high-profile murder case that shocked the state capital in August last year.
Tabish was presented before the judicial magistrate Shubra Singh after which he was sent in the CBI custody for six days, senior public prosecutor Hemant Shukla said.
The Special Task Force arrested Tabish from his Bekanganj residence in Kanpur on Monday. He was brought before the court after obtaining transit remand.
Shukla informed that Tabish was present at the spot at the time of incident. Further details will surface once the investigation comes to an end, Shukla added.
Meanwhile, alleged contract killer Irfan, who is the fourth accused in the murder case, is undergoing a polygraph test in Delhi. Irfan, whose police custody was extended till March 22, was arrested by the Uttar Pradesh police from Talaq Mahal locality in Kanpur on February 27.
The prime accused, Zaheda Pervez, an interior designer and her friend, Saba Farooqui, are in judicial custody till March 26 in Indore district jail.
Zaheda had recorded her statement in the CBI court, while Saba had refused to come on record. Another accused Shaquib had sought ten days’ time to decide whether to make any statement.