law: Air (Prevention and Control of Pollution) Act, 1981
  17. Functions of State Boards.
  (1)
  
  Subject to the provisions of this Act, and without prejudice to the performance
  
  of its functions, if any, under the Water (Prevention and Control of Pollution)
  
  Act, 1974 (6 of 1974), the functions of a State Board shall be -
  (a) to plan a comprehensive programme for the prevention,
  
  control or abatement of air pollution and to secure the execution thereof;
  (b) to advise the State Government on any matter
  
  concerning the prevention, control or abatement of air pollution;
  (c) to collect and disseminate information relating to air
  
  pollution;
  (d) to collaborate with the Central Board in organizing
  
  the training of persons engaged or to be engaged in programmes relating to
  
  prevention, control or abatement of air pollution and to organize
  
  mass-education programme relating thereto;
  (e) to inspect, at all reasonable times, any control
  
  equipment, industrial plant or manufacturing process and to give, by order,
  
  such directions to such persons as it may consider necessary to take steps for
  
  the prevention, control or abatement of air pollution;
  (f) to inspect air pollution control areas at such
  
  intervals as it may think necessary, assess the qualify of air therein and take
  
  steps for the prevention, control or abatement of air pollution in such areas;
  (g) to lay down, in consultation with the Central Board
  
  and having regard to the standards for the quality of air laid down by the
  
  Central Board, standards for emission of air pollutants into the atmosphere
  
  from industrial plants and automobiles or for the discharge of any air
  
  pollutant into the atmosphere from any other source whatsoever not being a ship
  
  or an aircraft :
  Provided that different standards for emission may be laid down
  
  under this clause for different industrial plants having regard to the quantity
  
  and composition of emission of air pollutants into the atmosphere from such
  
  industrial plants;
  (h) to advise the State Government with respect to the
  
  suitability of any premises or location for carrying on any industry which is
  
  likely to cause air pollution;
  (i) to perform such other functions as may be prescribed
  
  or as may, from time to time, be entrusted to it by the Central Board or the
  
  State Government;
  (j) to do such other things and to perform such other acts
  
  as its may think necessary for the proper discharge of its functions and
  
  generally for the purpose of carrying into effect the purposes of this Act.
  (2)
  
  A State Board may establish or recognize a laboratory or laboratories to enable
  
  the State Board to perform its functions under this Section efficiently.