The move comes after four Supreme Court lawyers, who visited the state and voiced concern about Muslims being targeted in the recent communal violence, were booked under stringent UAPA provisions.
The court said that since police is a state subject, it will be better that all the state governments and Union Territories are made party.
According to the members of Jharkhand PUCL, the event was a part of the national campaign, called by more than 100 organisations, against the institutional murder of Stan Swamy.
The PUCL, which filed a petition in the High Court on Wednesday, alleged that Mariamma died due to torture by the police.
The group condemned the Rajasthan government's ordinance protecting judges and bureaucrats from probe without its prior sanction and has demanded that it be repealed.