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 Synthetic Polyster yarn [1310080001, 2022-23] Manufactured products

MonthIndexChange on previous month Change over 12 monthsWPI all commoditiesSource
Sep 2026119.50 +5.8 +26.46 % 112.5 OEA
Aug 2026113.70 +4.2 +20.57 % 110.8 OEA
Jul 2026109.50 -1.9 +15.02 % 110.0 OEA
Jun 2026111.40 +1.6 +19.78 % 110.3 OEA
May 2026109.80 +0.6 +19.35 % 110.1 OEA
Apr 2026109.20 +10.8 +18.57 % 108.9 OEA
Mar 202698.40 +5.9 +5.69 % 104.6 OEA
Feb 202692.50 +1.4 -0.86 % 103.1 OEA
Jan 202691.10 +0.3 -3.09 % 102.3 OEA
Dec 202590.80 -1.9 -2.16 % 101.9 OEA
Nov 202592.70 -1.4 -1.80 % 101.5 OEA
Oct 202594.10 -0.4 -0.21 % 100.9 OEA
Sep 202594.50 +0.2 -0.53 % 101.0 OEA
Aug 202594.30 -0.9 -5.13 % 100.8 OEA
Jul 202595.20 +2.2 -3.94 % 100.2 OEA
Jun 202593.00 +1.0 -4.91 % 100.3 OEA
May 202592.00 -0.1 -3.77 % 100.2 OEA
Apr 202592.10 -1.0 -4.56 % 100.5 OEA
Mar 202593.10 -0.2 -2.00 % 100.6 OEA
Feb 202593.30 -0.7 -2.10 % 100.9 OEA
Jan 202594.00 +1.2 -0.74 % 101.1 OEA
Dec 202492.80 -1.6 -2.32 % 101.6 OEA
Nov 202494.40 +0.1 0.00 % 102.1 OEA
Oct 202494.30 -0.7 -2.38 % 102.1 OEA
Sep 202495.00 -4.4 +0.96 % 101.2 OEA
Aug 202499.40 +0.3 +3.87 % 100.8 OEA
Jul 202499.10 +1.3 +8.31 % 101.0 OEA
Jun 202497.80 +2.2 +6.54 % 100.7 OEA
May 202495.60 -0.9 +2.69 % 100.4 OEA
Apr 202496.50 +1.5 +2.22 % 99.9 OEA
Mar 202495.00 -0.3 - 99.4 OEA
Feb 202495.30 +0.6 - 99.3 OEA
Jan 202494.70 -0.3 - 99.3 OEA
Dec 202395.00 +0.6 - 99.4 OEA
Nov 202394.40 -2.2 - 100.1 OEA
Oct 202396.60 +2.5 - 100.1 OEA
Sep 202394.10 -1.6 - 99.6 OEA
Aug 202395.70 +4.2 - 99.5 OEA
Jul 202391.50 -0.3 - 99.1 OEA
Jun 202391.80 -1.3 - 98.3 OEA
May 202393.10 -1.3 - 98.6 OEA
Apr 202394.40 - - 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.