This tender invites sealed bids from authorized firms, contractors, and general order suppliers registered with Sales Tax and Income Tax Departments and active on the FBR ATL list. The procurement covers repair and maintenance works for four residential blocks at the Customs Official Colony in Landi Kotal. The scope includes civil works, plumbing for washrooms, internal PPRC piping, installation of PVC/UPVC door shutters, electrical works, white washing, and draining pipeline works. The total estimated cost for all works is approximately PKR 8.45 million. Bidders must provide a valid Pakistan Engineering Council certificate with Category C-5 or above.