The committee has met constitutional experts, economists, Law Commission Chairman Dinesh Maheshwari, among others, since it was constituted last December.
Ex-CJIs Chandrachud and Gogoi flagged sweeping powers to ECI in the proposed amendment, citing a lack of guidelines for exercising such discretion, in an opinion to the parliamentary panel.
The stage appears to be set for a stormy session as several Opposition MPs trying to corner the government on the mismanagement and VVIP culture that led to the stampede at Maha Kumbh.
Singh also denied the allegations against Leader of Opposition in the Lok Sabha Rahul Gandhi of 'pushing and shoving' BJP MPs on Parliament premises on Thursday.
Opposition MPs called it anti-democratic and a violation of the Constitution's basic structure. The bills were introduced with 269 MPs in favour and 198 against, with the Centre seeking a JPC.