law: Air (Prevention and Control of Pollution) Act, 1981
  51. Maintenance of Register.
  (1)
  
  Every State Board shall maintain a register containing particulars of the
  
  persons to whom consent has been granted under Section 21, the standards for
  
  emission laid down by it in relation to each such consent and such other
  
  particulars as may be prescribed.
  (2)
  
  The register maintained under sub-section (1) shall be open to inspection at
  
  all reasonable hours by any person interested in or affected by such standards
  
  for emission or by any other person authorized by such person in this behalf.