This tender invites bids for the construction and rehabilitation of drinking water supply and sanitation schemes across multiple locations in Mohmand District, Khyber Pakhtunkhwa. The Public Health Engineering Department (PHED), Mohmand, is seeking qualified contractors to undertake these vital infrastructure projects aimed at improving water accessibility and sanitation facilities in newly merged districts. The scope includes the installation and revitalization of water supply systems and sanitation infrastructure at sites such as Baizai Khanzadgan, Khwezai Quwang, and Tehsil Safi among others. Contractors will face engineering challenges related to terrain and remote locations, requiring durable materials and efficient project management to ensure sustainable water delivery and sanitation services. Bidders must be registered with KPPRA and maintain an active tax status. Compliance with PEC categories and FBR/ATL requirements for the fiscal year 2025-26 is mandatory. Earnest money amounting to 2% of the engineer's estimate must be submitted as a Call Deposit Receipt (CDR) in a sealed envelope. Additional bid security and non-refundable bidding fees apply as per KPPRA regulations. Contractors quoting more than 10% below the estimate must provide extra security to safeguard contract integrity. The submission deadline is set for 23rd February 2026 at 12:00 PM, with bid opening scheduled for 2:00 PM the same day. Bidding documents can be downloaded from the official PHED e-bidding portal until one day before the opening date. Physical submission of bids is required at the office of the Executive Engineer, PHED Mohmand. Pro-Tip: Carefully review the newspaper advertisement for specific stamp duty and bid security requirements, as these are commonly overlooked and can lead to disqualification. Ensure all documentation is complete and accurate to avoid penalties or bid rejection.