State-owned Numaligarh Refinery Ltd. (NRL) has awarded a Letter of Award to Solarium Green Energy Ltd. for the rate contract covering the Engineering, Procurement, and Construction (EPC) of grid-connected rooftop solar PV projects at various locations. The projects fall within the categories of 51–200 kW and 201–1000 kW. Notable projects include a 140 kW rooftop solar plant at NRL Assam, a 760 kW plant at NRL Assam, and a 280 kW plant at NRL West Bengal.

The supply order covers ex-manufacturing works and the dispatch price for plant and equipment for the 140 kW, 760 kW, and 280 kW rooftop solar projects. The scope includes all services such as inland transportation, transit insurance, unloading, storage, handling at the site, installation—including civil, structural steel, and allied work where applicable—insurance beyond transit coverage, testing, commissioning, and guarantee tests for all plant and equipment supplied, along with other services specified in the contract documents.

The contract specifies that the completion of all project facilities must be achieved within 90–120 days from the date of the Notification of Award.