This tender invites firms in Islamabad under the Integrated Disease Surveillance and Response System (IDSRS) for construction-related works focused on laboratory upgradation and renovations in Gilgit-Baltistan. The scope covers structural, electrical, mechanical, and allied engineering works for labs in Chillas, Skardu, and Gilgit during FY 2025-26. The project demands technical expertise in civil and mechanical engineering to handle renovations in challenging terrains of Gilgit-Baltistan. Firms must be prepared to manage site constraints, operational limitations, and ensure compliance with safety and quality standards. The work involves upgrading laboratory infrastructure to support integrated disease surveillance, requiring coordination with local authorities and adherence to engineering best practices. Bidders must hold PEC registration with a minimum C-2 category, be on the Active Taxpayer List (ATL) of FBR, and demonstrate financial stability with a minimum average annual turnover of PKR 200 million over the last two years. Compliance with PPRA rules and submission of all required annexures including non-blacklisting affidavits is mandatory. The pre-qualification is valid for 90 days and may extend up to three years subject to performance. Submission deadline is **20-04-2026** by 11:00 AM, with bid opening at 12:30 PM on the same day at the Procurement Manager's office, IDSRS room, NIH, Park Road, Chak Shahzad, Islamabad. Bidders must submit documents via the e-Pak Acquisition & Disposal System (EPADS) and physically deliver the original hard copy. Pro-Tip: Ensure your firm’s EPADS registration is active and all documents including NTN, GST, PEC certificates, and ATL proof are up to date. Missing any of these often leads to disqualification. Also, carefully review the BOQ and call-off procedures to avoid surprises during the mini-competition stage.