Base Year of Wholesale Price Index Revised from 2011–12 to 2022–23

• Wholesale Price Index (WPI) is India's headline producer-side inflation gauge; its base year is being revised from 2011-12 to 2022-23, alongside compilation of new Producer Price Indices (PPIs).
• Released by the Office of the Economic Adviser, Department for Promotion of Industry and Internal Trade (DPIIT), Ministry of Commerce & Industry — NOT by MoSPI.
• Aspirants must distinguish WPI (DPIIT) from CPI (MoSPI/NSO) and grasp the WPI→PPI transition reflecting global SNA/IMF norms.