Paper I · 6 Indian Economy & Planning · 6.5.2 Industry

6.5.2.6 Industrial statistics: IIP, eight core industries and the Annual Survey of Industries

The IIP (compiled by NSO) tracks monthly industrial output; its base moved from 2011-12 to 2022-23 in June 2026 (manufacturing weight 76.06%, earlier 77.63%), the eight core industries carried 40.27% of the 2011-12 IIP, and the ASI measures registered factories under the Factories Act.

  • APPSC Paper I · Paper I
  • Advanced level
  • 6 min read
  • Full course

Key terms

  • IIP
  • base year 2022-23
  • base year 2011-12
  • use-based classification
  • eight core industries
  • ICI
  • ASI
  • Factories Act
  • PMI
  • weights

What this note covers

  1. Core factsFoundation
  2. ExplainedStandard
  3. DeeperAdvanced
  4. Mains writingMains writing
  5. Common trapsFoundation
  6. Quick revisionFoundation

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