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: Labour Bureau, Govt. of India - CPI-IW centre index (base 2016=100) - labourbureau.gov.in/centre-index. Each month's CPI-IW is released on the last working day of the following month. Values entered by hand are highlighted and kept when you update.

CPI-IW Korba (Chhattisgarh) Chhattisgarh

MonthIndexChange on previous month Change over 12 monthsAll IndiaSource
Aug 2026166.40 +1.4 +6.80 % 154.4 Labour Bureau
Jul 2026165.00 +2.2 +9.05 % 153.2 Labour Bureau
Jun 2026162.80 +1.4 +9.70 % 151.9 Labour Bureau
May 2026161.40 +0.9 +9.13 % 150.8 Labour Bureau
Apr 2026160.50 +2.3 +7.36 % 149.9 Labour Bureau
Mar 2026158.20 +1.5 +5.61 % 149.1 Labour Bureau
Feb 2026156.70 -0.9 +4.54 % 148.5 Labour Bureau
Jan 2026157.60 -1.6 +5.14 % 148.6 Labour Bureau
Dec 2025159.20 -0.5 +6.42 % 148.2 Labour Bureau
Nov 2025159.70 +2.4 +4.65 % 148.2 Labour Bureau
Oct 2025157.30 +1.3 +2.88 % 147.7 Labour Bureau
Sep 2025156.00 +0.2 +3.52 % 147.3 Labour Bureau
Aug 2025155.80 +4.5 +5.20 % 147.1 Labour Bureau
Jul 2025151.30 +2.9 +2.30 % 146.5 Labour Bureau
Jun 2025148.40 +0.5 +2.06 % 145.0 Labour Bureau
May 2025147.90 -1.6 +1.37 % 144.0 Labour Bureau
Apr 2025149.50 -0.3 +2.68 % 143.5 Labour Bureau
Mar 2025149.80 -0.1 +2.88 % 143.0 Labour Bureau
Feb 2025149.90 0.0 +2.04 % 142.8 Labour Bureau
Jan 2025149.90 +0.3 +2.81 % 143.2 Labour Bureau
Dec 2024149.60 -3.0 - 143.7 Labour Bureau
Nov 2024152.60 -0.3 - 144.5 Labour Bureau
Oct 2024152.90 +2.2 - 144.5 Labour Bureau
Sep 2024150.70 +2.6 - 143.3 Labour Bureau
Aug 2024148.10 +0.2 - 142.6 Labour Bureau
Jul 2024147.90 +2.5 - 142.7 Labour Bureau
Jun 2024145.40 -0.5 - 141.4 Labour Bureau
May 2024145.90 +0.3 - 139.9 Labour Bureau
Apr 2024145.60 0.0 - 139.4 Labour Bureau
Mar 2024145.60 -1.3 - 138.9 Labour Bureau
Feb 2024146.90 +1.1 - 139.2 Labour Bureau
Jan 2024145.80 - - 138.9 Labour Bureau

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.