CPI 2024 Series to Release Inflation Data from January 2026

The Ministry of Statistics & Programme Implementation (MoSPI) revises the Consumer Price Index base year from 2012=100 to 2024=100 and expands market coverage using updated consumption weights from the Household Consumption Expenditure Survey 2023-24. Under the CPI 2024 series, inflation data is available from January 2026 onwards, while CPI 2012 series inflation data is available up to December 2025.

Consumer Price Index (CPI) 2024 Series:

Dimension	Key Details
Authority	The base year revision of the Consumer Price Index is carried out by the Ministry of Statistics & Programme Implementation (MoSPI).
Base year	The CPI base year is revised from 2012=100 to 2024=100.
Consumption weights source	The CPI 2024 series incorporates updated consumption weights from the Household Consumption Expenditure Survey 2023-24.
Market coverage	The CPI 2024 series expands market coverage.
Inflation data availability timeline	Inflation data under the CPI 2024 series is available from January 2026 onwards, and inflation data of the CPI 2012 series is available up to December 2025.
Comparability across series	A direct comparison of inflation under CPI 2024 with CPI 2012 is not feasible due to changes in the item basket, weights, coverage of markets, and methodology.
New inclusion	The CPI 2024 series introduces rural house rent for the first time.
What CPI measures	The Consumer Price Index (CPI) measures the change in retail prices of a fixed basket of goods and services consumed by households.
Inflation indicator status	CPI is India’s headline retail inflation indicator, measured as YoY % change in CPI.
Construction of final CPI	India’s final CPI comprises rural CPI and urban CPI mixed in proportion to their share in total consumption (weights).
Use by RBI	CPI-based inflation is the primary indicator for the Reserve Bank of India to guide decisions such as interest rates and inflation control.