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Accepting bidsrfpKosovo

Design and Build of five (5) Wastewater Treatment Plants and one Chemical Storage at Thermal Power Plant of Kosovo B, in Kosovo

Issued by UNOPS · via UNGM — UN Global Marketplace

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Published
17 Aug 2026
Closes
26 Oct 2026
Reference
RFP/2026/63431
Location
Kosovo
Sector
chemicals-materials

Details

Tender description:

The United Nations Office for Project Services (hereinafter referred to as UNOPS) is pleased to invite competent Bidders/Contractors to submit their respective competitive proposal to Design and Build of five (5) Wastewater Treatment Plants and one Chemical Storage at Thermal Power Plant of Kosovo B, in Kosovo in accordance with the UNOPS General Conditions of Contract and the “Employer's Requirement”.

Tender Timeline: Day 0 (Tender Launch): Monday, August 17, 2026

Day 7 (Pre-bid Meeting): Monday, August 24, 2026

Day 14 (Mandatory Site Visit & Clarifications Open): Monday, August 31, 2026

Day 35 (Clarification Deadline): Monday, September 21, 2026

Day 42 (BASE DATE): Monday, September 28, 2026

Day 70 (Tender Submission Deadline): Monday, October 26, 2026

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IMPORTANT NOTE: Interested vendors must respond to this tender using the UNOPS eSourcing system , via the UNGM portal. In order to access the full UNOPS tender details, request clarifications on the tender, and submit a vendor response to a tender using the system, vendors need to be registered as a UNOPS vendor at the UNGM portal and be logged into UNGM. For guidance on how to register on UNGM and submit responses to UNOPS tenders in the UNOPS eSourcing system, please refer to the user guide and other resources available at: https://esourcing.unops.org/#/Help/Guides

Before you bid on this tender

A quick checklist to help you decide whether to bid and prepare a compliant submission for this chemicals-materials opportunity. Always verify the details on the official source.

  • Confirm the exact closing date and time (and time zone) on the official portal — deadlines are strict and can be revised by a corrigendum.
  • Read the full notice and every attached document, including the scope, specifications and any bill of quantities or terms of reference.
  • Check the eligibility criteria — prior similar experience, annual turnover, certifications and registrations — and make sure you qualify before investing effort.
  • Prepare any earnest-money deposit (EMD) or bid security and the required formats early; missing or wrongly-formatted documents are a common cause of rejection.
  • Note how bids must be submitted (online or physical), in what format, and whether a digital signature or portal registration is required.
  • Watch for corrigenda and clarifications right up to the deadline — requirements and dates can change.
Common bidding mistakes to avoid →Writing a winning proposal

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