1. Purpose & Context The Public Works Department (PWD) Schedule of Rates (SoR) is the official price‑book that the Karnataka state government uses to price civil‑engineering work items for all public‑sector construction contracts. The 2018‑19 edition is the 12th revision since the SoR’s inception and reflects the latest cost‑index adjustments, material price fluctuations, and policy changes that were in force for fiscal years 2018‑19 and 2019‑20.