In a letter, the three leaders said reports indicate that police authorities are directing mosques to remove microphones or loudspeakers.

Government officials said they are engaging with the Congress as it is the main Opposition party. The Centre has already held discussions with several political parties on the proposed bill.

The Centre turned down the plea, maintaining that Articles 341, 342 and 342A do not permit the notified lists of SCs, STs and Socially and Educationally Backward Classes (SEBCs) to be modified just because of income.