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 Staple fibre polyester (PSF) [1310080003, 2022-23] Manufactured products

MonthIndexChange on previous month Change over 12 monthsWPI all commoditiesSource
Sep 2026122.80 +9.4 +32.04 % 112.5 OEA
Aug 2026113.40 +2.5 +23.93 % 110.8 OEA
Jul 2026110.90 -0.6 +20.81 % 110.0 OEA
Jun 2026111.50 +0.1 +22.80 % 110.3 OEA
May 2026111.40 +1.0 +23.37 % 110.1 OEA
Apr 2026110.40 +5.4 +21.59 % 108.9 OEA
Mar 2026105.00 +11.1 +14.63 % 104.6 OEA
Feb 202693.90 +2.3 +1.40 % 103.1 OEA
Jan 202691.60 +1.9 -0.76 % 102.3 OEA
Dec 202589.70 +0.1 -1.86 % 101.9 OEA
Nov 202589.60 -1.6 -1.32 % 101.5 OEA
Oct 202591.20 -1.8 +1.00 % 100.9 OEA
Sep 202593.00 +1.5 +1.64 % 101.0 OEA
Aug 202591.50 -0.3 -2.56 % 100.8 OEA
Jul 202591.80 +1.0 -4.57 % 100.2 OEA
Jun 202590.80 +0.5 -3.51 % 100.3 OEA
May 202590.30 -0.5 -1.31 % 100.2 OEA
Apr 202590.80 -0.8 -2.16 % 100.5 OEA
Mar 202591.60 -1.0 +0.66 % 100.6 OEA
Feb 202592.60 +0.3 +0.87 % 100.9 OEA
Jan 202592.30 +0.9 +1.65 % 101.1 OEA
Dec 202491.40 +0.6 +2.01 % 101.6 OEA
Nov 202490.80 +0.5 -1.20 % 102.1 OEA
Oct 202490.30 -1.2 -5.25 % 102.1 OEA
Sep 202491.50 -2.4 -3.99 % 101.2 OEA
Aug 202493.90 -2.3 +1.40 % 100.8 OEA
Jul 202496.20 +2.1 +6.89 % 101.0 OEA
Jun 202494.10 +2.6 +5.26 % 100.7 OEA
May 202491.50 -1.3 -1.19 % 100.4 OEA
Apr 202492.80 +1.8 -2.32 % 99.9 OEA
Mar 202491.00 -0.8 - 99.4 OEA
Feb 202491.80 +1.0 - 99.3 OEA
Jan 202490.80 +1.2 - 99.3 OEA
Dec 202389.60 -2.3 - 99.4 OEA
Nov 202391.90 -3.4 - 100.1 OEA
Oct 202395.30 0.0 - 100.1 OEA
Sep 202395.30 +2.7 - 99.6 OEA
Aug 202392.60 +2.6 - 99.5 OEA
Jul 202390.00 +0.6 - 99.1 OEA
Jun 202389.40 -3.2 - 98.3 OEA
May 202392.60 -2.4 - 98.6 OEA
Apr 202395.00 - - 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.