The Solar Energy Corporation of India (SECI) has invited bids to install 3,640 kW of grid-connected rooftop solar projects spread across 11 government institutions in West Bengal, Tamil Nadu, Delhi, Uttar Pradesh, Karnataka, Odisha, and Uttarakhand (Tranche IV).

Bids must be submitted by October 27, 2025. Bids will be opened on October 30.

Bidders can participate in a minimum of one project or bid for the entire 3,640 kW capacity.

The systems will be installed under the renewable energy service company (RESCO) mode.

The projects are divided into Category A and Category B.

Bidders must furnish an earnest money deposit ranging from ₹441,000 (~$4,971.82) to ₹232,650 (~$2,622.89), depending on the projects. They must also remit service charges of ₹1,350 (~$15.20)/kW for Category A and ₹1,485 (~$16.73)/kW for Category B.

They must also furnish a bid processing fee of ₹6,000 (~$67.61).

Successful bidders must submit a performance bank guarantee (PBG) of ₹3,375 (~$38)/kW for Category A and ₹3,715 (~$41.83)/kW for Category B.

The scope of work encompasses the design, engineering, procurement, construction, testing, and commissioning of rooftop solar systems, as well as grid connectivity and net-metering approvals with the respective power distribution companies.

Bidders will also be responsible for operation and maintenance for the entire 25-year power purchase agreement (PPA) term, including replacement of modules, inverters, and spares, as well as maintaining insurance and meeting annual capacity utilization factor (CUF) performance guarantees.

The minimum CUF required is 15% for Category A projects and 13.5% for Category B projects.

Category A projects should be commissioned within 9 months of the PPA signing date, while Category B projects should be commissioned within 12 months of the PPA signing date.

Bidders must have experience in the design, supply, installation, and commissioning of grid-connected solar projects.

They must have a net worth ranging from ₹4.41 million (~$49,718.15) to ₹2.33 million (~$26,228.86), depending on the project.

All modules and cells used must comply with the Ministry of New and Renewable Energy’s Approved List of Models and Manufacturers (ALMM) List-I and List-II.

Recently, SECI issued a request for selection to install 13,043 kW of grid-connected rooftop solar projects on government buildings in Puducherry (Tranche-V).

Subscribe to Mercom’s India Solar Tender Tracker for timely updates on all solar tenders issued by various agencies in India.