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 Polyester Spun Yarn [1304010002, 2022-23] Manufactured products

MonthIndexChange on previous month Change over 12 monthsWPI all commoditiesSource
Sep 2026110.30 +5.6 +18.09 % 112.5 OEA
Aug 2026104.70 +1.1 +12.22 % 110.8 OEA
Jul 2026103.60 +0.9 +11.28 % 110.0 OEA
Jun 2026102.70 +0.1 +10.31 % 110.3 OEA
May 2026102.60 +2.2 +12.13 % 110.1 OEA
Apr 2026100.40 +2.2 +9.85 % 108.9 OEA
Mar 202698.20 +4.9 +6.28 % 104.6 OEA
Feb 202693.30 +0.8 +1.52 % 103.1 OEA
Jan 202692.50 -0.1 +1.43 % 102.3 OEA
Dec 202592.60 -0.5 +1.31 % 101.9 OEA
Nov 202593.10 -1.4 +0.98 % 101.5 OEA
Oct 202594.50 +1.1 +2.16 % 100.9 OEA
Sep 202593.40 +0.1 +2.08 % 101.0 OEA
Aug 202593.30 +0.2 +1.30 % 100.8 OEA
Jul 202593.10 0.0 -1.27 % 100.2 OEA
Jun 202593.10 +1.6 -0.21 % 100.3 OEA
May 202591.50 +0.1 -0.54 % 100.2 OEA
Apr 202591.40 -1.0 0.00 % 100.5 OEA
Mar 202592.40 +0.5 +2.90 % 100.6 OEA
Feb 202591.90 +0.7 +1.21 % 100.9 OEA
Jan 202591.20 -0.2 +2.01 % 101.1 OEA
Dec 202491.40 -0.8 +2.12 % 101.6 OEA
Nov 202492.20 -0.3 +1.43 % 102.1 OEA
Oct 202492.50 +1.0 +0.65 % 102.1 OEA
Sep 202491.50 -0.6 +0.22 % 101.2 OEA
Aug 202492.10 -2.2 +0.33 % 100.8 OEA
Jul 202494.30 +1.0 +4.89 % 101.0 OEA
Jun 202493.30 +1.3 +3.55 % 100.7 OEA
May 202492.00 +0.6 +0.33 % 100.4 OEA
Apr 202491.40 +1.6 -1.08 % 99.9 OEA
Mar 202489.80 -1.0 - 99.4 OEA
Feb 202490.80 +1.4 - 99.3 OEA
Jan 202489.40 -0.1 - 99.3 OEA
Dec 202389.50 -1.4 - 99.4 OEA
Nov 202390.90 -1.0 - 100.1 OEA
Oct 202391.90 +0.6 - 100.1 OEA
Sep 202391.30 -0.5 - 99.6 OEA
Aug 202391.80 +1.9 - 99.5 OEA
Jul 202389.90 -0.2 - 99.1 OEA
Jun 202390.10 -1.6 - 98.3 OEA
May 202391.70 -0.7 - 98.6 OEA
Apr 202392.40 - - 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.