Date: February 27, 2026
Country/Borrower: Kingdom of Bhutan
Title of Proposed Project: 58265-001: Solar Farm Expansion Project
Name and Address of Executing Agency:
- Executing Agency: Bhutan Power Corporation Limited (BPC)
- Contact Person: Mr. Drukchu Dorji
- Position: General Manager
- Address: Construction Division, Construction & Procurement Department Bhutan Power Corporation Limited, 175 Yarden Lam SE, Thimphu, Bhutan
- Telephone: (+975) 2-322046
- Email: drukchudorji@bpc.bt / cmsection@bpc.bt
Brief Description of the Project:
The Solar Farm Expansion Project will support the Kingdom of Bhutan in enhancing its domestic energy security and climate resilience. The project aims to install at least 310 megawatts (MW) of new, utility-scale solar generation capacity and associated transmission facility for evacuation of the power. This will help reduce the country’s dependence on costly power imports, particularly addressing recurring electricity shortages during the dry season.
The Royal Government of Bhutan has requested financing from the Asian Development Bank (ADB) to help finance the project. This advance notice pertains specifically to the procurement of construction contracts for the BPC-owned transmission line for evacuation of power from solar farm at Wobthang and associated consulting opportunity.
Brief Description of Goods and Related Services, Works, or Consulting Services to be Procured:
Advance contracting is planned for one (1) construction contract of a 132kV transmission line and one (1) consulting opportunity. The procurement will be conducted through Open Competitive Bidding (OCB) with international advertising.
Goods and Works
- Supply, Construction, Testing & Commissioning of a 132kV transmission line from Wobthang Solar Project at Bumthang to Garpang
Consulting Services
- Project Implementation Assistance Consultancy (PIAC) Services
It is expected that the procurement process for the transmission line will commence in March 2026. The procurement process for Project Implementation Assistance Consultancy (PIAC) is expected to commence in Q2 2026.
All procurement of goods and works will be undertaken in accordance with ADB’s Procurement Policy (2017, as amended from time to time) and Procurement Directive for ADB Borrowers (2026, as amended from time to time). The issuance of invitations to bid under advance contracting will be subject to ADB approval.
The submission deadline for Tender No. BPC/TOMS/Tender-01/2026 for “Repair and Maintenance of staff quarters and GIS building at Jigmeling and construction of Septic tank at Gelephu Subsation” under TOMS, BPC, Jigmeling, published in Kuensel on 14.02.2026 is hereby extended to 1200 hours on March 12, 2026. The tender should be submitted through SAP Ariba online e-Procurement system available at BPC website.
The bids will be opened at 1430 hours on the same date.
Chief Manager
TOMS, BPC, Jigmeling
Bhutan Power Corporation Limited (BPC) is pleased to invite bids from eligible Small Class (W4) Contractors for Labour Contract of PLAN WORKS, 2026 under Zhemgang Dzongkhag, as defined in the bidding document.
The prospective bidders must sign and submit the Integrity Pact and Bid submission form provided in the Bidding Document and a scanned copy of the Bid Security as stipulated in the Bid Document in Ariba e-procurement. The original copy of the Bid Security shall be submitted to any BPC offices before the Bid submission.
Bids complete in all respects, along with the duly signed Integrity Pact and Bid form, to be submitted through Ariba e-procurement on or before 1400 hours on March 11, 2026, and the Bids shall be opened on the same day at 1430 hours.
BPC reserves the right to reject or accept the Bids or annul the bidding process without assigning any reason.
Chief Manager
Contract Management Section
The Transmission Operation and Maintenance Section, Transmission Department, Bhutan Power Corporation Limited, Tingtibi, Zhemgang invites bids from small class (W1/W3) Bhutanese National Contractors having valid Trade License and registered with the Construction Development Board (CDB) for the work mentioned below:
| Tender ID | WS2031327082 date 19th February2026 |
| Name of the Work | R&M of approach road, chain linked fencing, control room, offices, drainage system, and switch yard area. Installation of geyser inside staff quarter. |
| Dep Estimate (Nu.) | 2.79M |
| Bid Security Amount (Nu.) | 55,898.58(Nu. Fifty Five Thousand Eight Hundred Ninety Eight and Ch. Five Eight) only. |
| Contract Duration | Six(6) Months |
| Class/Category | Small/Medium (W1/W3) |
| Last Date of Bid Submission | 27th February, 2026 @ 2PM |
| Date of Bid Opening & Mode | 27th February 2026 @ 2:30PM. Online Ariba E-procurement platform |
| Mode of Bid Submission | Online Ariba e-procurement Platform |
All the eligible interested bidders can register on BPC Ariba e-procurement system and submit bid online. The bid shall be accompanied by the following documents but not limited to;
- Dully filled & signed &sealed integrity packed;
- Dully filled & signed &sealed bid submission form;
- Valid bid security (Bank Guarantee/cash warrant/Demand Draft) ;
- Valid Trade Licence;
- Valid Tax Clearance Certificate;
- Valid CDB certificate/Registration Certificate.
For enquiry/clarification, kindly contact @ +975-17985984/17122702 during office hour.
Manager
The submission deadline for the Tender No. BPC/C&PD/CMS/TENDER-2026/02 (Supply, Re-conductoring, Erection/Installation Testing & Commissioning of 220kV Single Circuit ACSR Zebra Semtokha-Jamjee transmission line and substation with ACSR Zebra equivalent to ACCC and associated works, Thimphu, Bhutan.) is extended till 1400 hours, March 3, 2026. The Bids shall be opened at 1430 hours on the same date.
All other terms and conditions specified in the bidding documents shall remain unchanged.
Chief Manager
Contract Management Section