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 Ahmedabad (Gujarat) Gujarat

MonthIndexChange on previous month Change over 12 monthsAll IndiaSource
Aug 2026156.50 +0.9 +8.53 % 154.4 Labour Bureau
Jul 2026155.60 +1.6 +8.06 % 153.2 Labour Bureau
Jun 2026154.00 0.0 +7.92 % 151.9 Labour Bureau
May 2026154.00 +4.4 +8.91 % 150.8 Labour Bureau
Apr 2026149.60 +0.5 +5.80 % 149.9 Labour Bureau
Mar 2026149.10 +0.3 +6.50 % 149.1 Labour Bureau
Feb 2026148.80 +0.4 +6.97 % 148.5 Labour Bureau
Jan 2026148.40 +1.1 +6.38 % 148.6 Labour Bureau
Dec 2025147.30 0.0 +5.90 % 148.2 Labour Bureau
Nov 2025147.30 +1.5 +4.32 % 148.2 Labour Bureau
Oct 2025145.80 +1.0 +3.18 % 147.7 Labour Bureau
Sep 2025144.80 +0.6 +3.65 % 147.3 Labour Bureau
Aug 2025144.20 +0.2 +4.95 % 147.1 Labour Bureau
Jul 2025144.00 +1.3 +4.42 % 146.5 Labour Bureau
Jun 2025142.70 +1.3 +4.08 % 145.0 Labour Bureau
May 2025141.40 0.0 +5.05 % 144.0 Labour Bureau
Apr 2025141.40 +1.4 +5.60 % 143.5 Labour Bureau
Mar 2025140.00 +0.9 +4.48 % 143.0 Labour Bureau
Feb 2025139.10 -0.4 +3.57 % 142.8 Labour Bureau
Jan 2025139.50 +0.4 +4.10 % 143.2 Labour Bureau
Dec 2024139.10 -2.1 - 143.7 Labour Bureau
Nov 2024141.20 -0.1 - 144.5 Labour Bureau
Oct 2024141.30 +1.6 - 144.5 Labour Bureau
Sep 2024139.70 +2.3 - 143.3 Labour Bureau
Aug 2024137.40 -0.5 - 142.6 Labour Bureau
Jul 2024137.90 +0.8 - 142.7 Labour Bureau
Jun 2024137.10 +2.5 - 141.4 Labour Bureau
May 2024134.60 +0.7 - 139.9 Labour Bureau
Apr 2024133.90 -0.1 - 139.4 Labour Bureau
Mar 2024134.00 -0.3 - 138.9 Labour Bureau
Feb 2024134.30 +0.3 - 139.2 Labour Bureau
Jan 2024134.00 - - 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.