Dhaka, Aug. 4 -- Bangladesh's distributed energy resource (DER) sector is taking shape after a slow start, with industrial rooftop solar emerging as the single biggest driver of clean energy expansion across the country.

Rooftop solar capacity in Bangladesh has grown faster than other distributed resources, helping to achieve a slight reduction in daytime power demand, according to a new briefing note released on Tuesday by the Institute for Energy Economics and Financial Analysis (IEEFA).

While official government statistics put the installed rooftop solar capacity at 418.1 megawatts (MW) as of June 2026, IEEFA's estimates reveal a much larger footprint.

The study found that combined capacity across just 239 establishments-including m...