TNPSC Thervupettagam

Classification of Industries – CPCB

April 11 , 2025 5 days 125 0
  • The Central Pollution Control Board (CPCB) has directed state pollution control boards to adopt a revised classification of industries with a new category, blue.
  • They are the so-called “essential environmental services” such as those engaged in maintaining landfills or biomining.
  • The “Blue Category sector” is an incentive for the essential services an additional two years validity for consent to operate.
  • As per the revised methodology, the category of the sector is decided based on the following ranges of Pollution Index: Red: PI> 80; Orange: 55≤PI<80; Green: 25.
  • White category industries are defined as those with minimal pollution potential.
  • The CPCB introduced this classification in 2016 to reclassify industries based on their pollution potential.

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