Escalation Bill Price variation for RA and final bills · index-based formula

Price index database

Official indices: CPI-IW for the Labour Bureau's centres (base 2016 = 100, from January 2024) and the Wholesale Price Index for every item - the current series (base 2022-23 = 100, from April 2023) and the former series (base 2011-12 = 100, from January 2024 to April 2026, continued by linking). Escalation bills take their base and current indices from here.

Latest official month in the database: CPI-IW 2026-08, WPI 2022-23 2026-09, WPI 2011-12 2026-04 (linked to 2026-09). Source: Office of the Economic Adviser, DPIIT - Wholesale Price Index (base 2022-23=100) - eaindustry.nic.in. Provisional figures are released on the 14th of the following month and made final two months later. Values entered by hand are highlighted and kept when you update.

WPI Hydro Electricity [1203010001, 2022-23] Fuel and power

MonthIndexChange on previous month Change over 12 monthsWPI all commoditiesSource
Sep 202692.60 +15.1 +20.89 % 112.5 OEA
Aug 202677.50 -4.8 +2.51 % 110.8 OEA
Jul 202682.30 -7.2 +6.61 % 110.0 OEA
Jun 202689.50 -1.8 +12.02 % 110.3 OEA
May 202691.30 -8.4 +9.74 % 110.1 OEA
Apr 202699.70 -11.9 +0.40 % 108.9 OEA
Mar 2026111.60 -33.8 +0.27 % 104.6 OEA
Feb 2026145.40 -1.9 -3.84 % 103.1 OEA
Jan 2026147.30 -10.1 -7.42 % 102.3 OEA
Dec 2025157.40 +28.1 +1.42 % 101.9 OEA
Nov 2025129.30 +29.4 -15.32 % 101.5 OEA
Oct 202599.90 +23.3 -20.78 % 100.9 OEA
Sep 202576.60 +1.0 -12.36 % 101.0 OEA
Aug 202575.60 -1.6 -4.55 % 100.8 OEA
Jul 202577.20 -2.7 -5.28 % 100.2 OEA
Jun 202579.90 -3.3 -3.85 % 100.3 OEA
May 202583.20 -16.1 -4.91 % 100.2 OEA
Apr 202599.30 -12.0 -5.88 % 100.5 OEA
Mar 2025111.30 -39.9 -4.38 % 100.6 OEA
Feb 2025151.20 -7.9 +1.89 % 100.9 OEA
Jan 2025159.10 +3.9 -7.18 % 101.1 OEA
Dec 2024155.20 +2.5 -5.88 % 101.6 OEA
Nov 2024152.70 +26.6 -1.17 % 102.1 OEA
Oct 2024126.10 +38.7 +5.26 % 102.1 OEA
Sep 202487.40 +8.2 -9.80 % 101.2 OEA
Aug 202479.20 -2.3 -5.15 % 100.8 OEA
Jul 202481.50 -1.6 +0.99 % 101.0 OEA
Jun 202483.10 -4.4 +0.73 % 100.7 OEA
May 202487.50 -18.0 -1.24 % 100.4 OEA
Apr 2024105.50 -10.9 -6.39 % 99.9 OEA
Mar 2024116.40 -32.0 - 99.4 OEA
Feb 2024148.40 -23.0 - 99.3 OEA
Jan 2024171.40 +6.5 - 99.3 OEA
Dec 2023164.90 +10.4 - 99.4 OEA
Nov 2023154.50 +34.7 - 100.1 OEA
Oct 2023119.80 +22.9 - 100.1 OEA
Sep 202396.90 +13.4 - 99.6 OEA
Aug 202383.50 +2.8 - 99.5 OEA
Jul 202380.70 -1.8 - 99.1 OEA
Jun 202382.50 -6.1 - 98.3 OEA
May 202388.60 -24.1 - 98.6 OEA
Apr 2023112.70 - - 99.0 OEA

Enter a month by hand

For a month not yet in the database (e.g. from the latest press release). Updates from the website do not replace hand-entered values; enter the official figure here to correct one.