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 Sillimanite [1103020004, 2022-23] Primary articles

MonthIndexChange on previous month Change over 12 monthsWPI all commoditiesSource
Sep 2026190.40 0.0 +8.74 % 112.5 OEA
Aug 2026190.40 0.0 +18.26 % 110.8 OEA
Jul 2026190.40 0.0 +22.21 % 110.0 OEA
Jun 2026190.40 0.0 +17.60 % 110.3 OEA
May 2026190.40 0.0 +19.75 % 110.1 OEA
Apr 2026190.40 +12.4 +30.50 % 108.9 OEA
Mar 2026178.00 +3.7 +5.51 % 104.6 OEA
Feb 2026174.30 -22.8 +11.52 % 103.1 OEA
Jan 2026197.10 +11.4 +24.90 % 102.3 OEA
Dec 2025185.70 +9.4 +10.80 % 101.9 OEA
Nov 2025176.30 +0.4 -2.43 % 101.5 OEA
Oct 2025175.90 +0.8 +8.58 % 100.9 OEA
Sep 2025175.10 +14.1 +7.23 % 101.0 OEA
Aug 2025161.00 +5.2 -7.58 % 100.8 OEA
Jul 2025155.80 -6.1 -11.98 % 100.2 OEA
Jun 2025161.90 +2.9 -8.43 % 100.3 OEA
May 2025159.00 +13.1 -16.71 % 100.2 OEA
Apr 2025145.90 -22.8 -25.49 % 100.5 OEA
Mar 2025168.70 +12.4 -14.06 % 100.6 OEA
Feb 2025156.30 -1.5 -14.64 % 100.9 OEA
Jan 2025157.80 -9.8 +23.38 % 101.1 OEA
Dec 2024167.60 -13.1 +30.94 % 101.6 OEA
Nov 2024180.70 +18.7 +41.06 % 102.1 OEA
Oct 2024162.00 -1.3 +26.37 % 102.1 OEA
Sep 2024163.30 -10.9 +27.38 % 101.2 OEA
Aug 2024174.20 -2.8 +35.78 % 100.8 OEA
Jul 2024177.00 +0.2 +38.28 % 101.0 OEA
Jun 2024176.80 -14.1 +38.02 % 100.7 OEA
May 2024190.90 -4.9 +48.79 % 100.4 OEA
Apr 2024195.80 -0.5 +53.21 % 99.9 OEA
Mar 2024196.30 +13.2 - 99.4 OEA
Feb 2024183.10 +55.2 - 99.3 OEA
Jan 2024127.90 -0.1 - 99.3 OEA
Dec 2023128.00 -0.1 - 99.4 OEA
Nov 2023128.10 -0.1 - 100.1 OEA
Oct 2023128.20 0.0 - 100.1 OEA
Sep 2023128.20 -0.1 - 99.6 OEA
Aug 2023128.30 +0.3 - 99.5 OEA
Jul 2023128.00 -0.1 - 99.1 OEA
Jun 2023128.10 -0.2 - 98.3 OEA
May 2023128.30 +0.5 - 98.6 OEA
Apr 2023127.80 - - 99.0 OEA

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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.