The Solar Energy Corporation of India (SECI) has invited bids for a balance-of-system (BoS) package for an 88 MW ground-mounted solar project in Chitradurga, Karnataka.

The last date to submit bids is June 1, 2026. Bids will be opened on June 4.

Bidders must furnish an earnest money deposit of ₹46.9 million (~$496,451) and contract performance security amounting to 10% of the contract value.

They must also submit a tender processing fee of ₹25,000 (~$264.6).

The scope of work covers the design, engineering, procurement, and supply of equipment and materials (excluding solar modules), as well as the installation, testing, and commissioning of the project.

It also entails testing at the manufacturer’s works, multi-level inspection, packing and forwarding, unloading and storage at the site, and associated civil works.

Bidders must also procure the permits and licenses required for the project.

The project also encompasses performance demonstration with associated equipment and materials on a turnkey basis, and comprehensive operation and maintenance for 5 years.

The project must be completed in 18 months.

It must be interconnected at the 220 kV bay at the Power Grid Corporation of India’s 765/400/220 kV Davangere substation.

Bidders can meet technical eligibility criteria through one of the following three routes:

Route I

Bidders must have designed, installed, and commissioned grid-connected solar projects of a cumulative capacity of at least 44 MW in the last seven years. These projects must have been operational for at least six months.

Additionally, they must have designed, installed, and commissioned at least two grid-connected solar projects, each with a capacity of at least 9 MW. These projects must have been operational for at least six months.

Bidders should have supplied modules/inverters as part of the project.

Route II

Bidders must have designed, installed, and commissioned grid-connected solar projects of a cumulative capacity of at least 44 MW in the last seven years. These projects must have been operational for at least six months.

Additionally, they must have designed, installed, and commissioned at least two grid-connected solar projects, each with a capacity of at least 9 MW. These projects must have been operational for at least six months.

Route III

Bidders must have commissioned an industrial project in the area of power/steel/oil and gas/petrochemical/fertilizer/cement/coal mining coal handling plant, infrastructure, and/ or any other process industry, of at least ₹1.17 billion (~$12.38 million) in a single project or single work in the last seven years.

Additionally, they must have executed at least one electrical substation rated at 33 kV, consisting of equipment such as circuit breakers and power transformers rated at 33 kV. The electrical substation must have been in operation for at least six months.

Bidders must have an annual turnover of at least ₹703.5 million (~$7.44 million) in the last three financial years and a positive net worth in the last financial year.

They must have working capital of ₹390.8 million (~$4.13 million) or a letter from the bank confirming the availability of a line of credit for the same amount.

In January 2026, SECI invited bids for a BoS package for a 700 MW solar project at Raghanesda in the Banaskantha district of Gujarat.

Last year, it invited bids for a BoS package for a 200 MW solar power project in Dhar, Madhya Pradesh.