SRINIVASAN, J.

1. The first of the Writ Petitions is for issue of a mandamus directing the State Government to impose strict conditions for obtaining licence for the use of amplifiers and loud speakers under Section 41 and/or Section 71-A of the Madras City Police Act, 1888 and Section 10 of the Madras Towns Nuisance Act, 1889 and to ensure that the licencees do not violate the conditions thus imposed, resulting in damage to public health or cause annoyance to the public. In the second petition, which is filed by the same person, the prayer is for issue of mandamus directing the State Government and the Director General of Police (Law and Order) to issue appropriate orders imposing a total ban on the usage of horn type of loud speakers, amplifiers and air horns by automobiles. The third writ petition is by a Trust called Consumer Action Group represented by its trustee, for issue of a mandamus directing the State Government, the Police Authorities and the Secretary, Transport Department, to implement a proper system of regulations of loud speakers and air horns and other noise pollution activities on the basis of the instructions and Page guidelines to be laid down by thi