This tender invites bids for rehabilitation works at various water supply schemes in Kohat under the jurisdiction of WSSC Kohat. The project involves upgrading and repairing water supply infrastructure to ensure reliable service for the 2025-26 financial year. Contractors must be registered with PEC in categories C6 or above, specifically with codes CE-09, CE-11, and EE-11, and comply with income tax, sales tax, and KPRA registration requirements. The scope includes civil and plumbing works using materials aligned with MRS 2025 1st Bi Annual rates. The engineering challenges include working within existing water supply networks in Kohat city, ensuring minimal disruption to consumers while upgrading aging infrastructure. The site conditions require experienced contractors familiar with local terrain and water system complexities. Bidders should ensure their PEC category matches the required codes and maintain valid FBR/ATL status for the 2025-26 fiscal year. Earnest money of 2% of the engineering estimate must be submitted as a Call Deposit Receipt (CDR) in favor of WSSC Kohat. Compliance with all federal and provincial tax regulations, including stamp duties, is mandatory. Submission deadline is **17-February-2026 at 11:00 AM**. Bids must be uploaded on the EPADS portal and a sealed hard copy delivered to the WSSC Kohat office at House #14, Sector 4, Kotal Township (KDA), Kohat. Bid opening will occur the same day at 11:30 AM in the presence of bidders or their representatives. Pro-Tip: Make sure to upload your bid on the EPADS software as failure to do so will render your sealed bid non-responsive. Also, carefully review the newspaper advertisement for specific stamp duty and earnest money requirements which are often overlooked.