Bypolls in Abdasa, Limbdi, Morbi, Dhari, Gadhada, Karjan, Dang and Kaprada assembly seats in Gujarat were necessitated after the sitting Congress MLAs resigned.
About 84 (89 per cent) out of 94 seats are "red alert" constituencies. "Red alert" constituencies are those where three or more contesting candidates have declared criminal cases against themselves.
By-elections are being held to 28 seats in Madhya Pradesh on November 3.
The report said that 21 candidates have declared cases related to murder against themselves and 62 candidates have declared cases related to attempt to murder against themselves.
The bench also sought fresh details of cases against lawmakers and HCs have to provide the details with regard to number of video conferencing facilities in states for speedy disposal of cases.
The total number of cases against sitting and former lawmakers are 4,859 as per a new report, while it was 4,442 in March 2020.
The Supreme Court has directed High Courts to complete pending criminal trials against sitting and former MPs and MLAs across the country in a time-bound manner.
The Amicus Curiae has also given various suggestions to the court for ensuring speedy trials in cases involving politicians.
The party is also exploring all options, including legal, to force the government to reconsider its decision, while the latter has defended its move.
A petition has alleged that when Waddettiwar applied for passport in Nagpur in May 2001 for the first time, he deliberately did not disclose the criminal cases pending against him.
The number of MLAs with serious criminal cases, which included rape, attempt to murder and crimes against women, is 37.
Eight out of 32 candidates contesting the bye-elections have criminal cases registered against them.
Gujarat polls: 21 per cent of phase 2 candidates of Congress, 15 per cent of BJP face criminal cases
The Gujarat Election Watch and the ADR analysed the affidavits of 822 out of 851 candidates, who are contesting in the second phase of the assembly election starting from December 14.
The Army's top general has said his service has failed in a "significant amount" of cases to alert the FBI to soldiers' criminal history.