- Revised registration rules in GO(Ms) No 221PW(G2) dept dt 16.8.2018
- Revised registration rules in Contractor renewal for 3 years g.o.No.195 dated 14.12.2021
- Revised categorization in G.O. (Ms) No. 37 PWD(G2) Dt: 17/06/2022
- Revised Fee details for registration of contractors in G.O. (Ms) No.79, Water Resources (I.Spl-1) Department, dated 01.11.2023 (Courtesy: Shri. Thankaraj, SrDAO)
- Procedure for debarment and revocation of contractor registration detailed in EIC(B) circular memorandum No. HDO(A)/ 041639/ 2023/ Dated: 2.8.2024 (Courtesy: Shri. Sudheer Chitturi, DAO)