According to Mercom India, the country added 1.6 GW to the capacity on the roof in the Q2 2025 calendar year, an increase of almost 33% quarter-on-quarter and more than 121% yoj with the residential segment for nearly two third installations.
India’s residential solar market at the roof grabbed pace in April-June 2025, helped by the Prime Minister Surya Ghar: Muft Bijli Yojna (PMSG: MBY), as well as a strong policy push, falling costs and growing consumer interests.
According to Mercom India, the country added 1.6 Gigawatt (GW) of the solar capacity on the roof in Q2 2025 calendar year (CY), an increase of almost 33 percent quarterly-on-Kwart (QOQ) and more than 121 percent JoJ with the residential segment that booked for nearly two-theme installations.
In January-June 2025, India added 2.8 GW to solar capacity on the roof, with more than 158 percent compared to the 1.1 GW installed in H1 2024. Cumulative solar installations reached 16.5 GW from June 2025, it added.
“The growth of the installations during H1 and Q2 2025 was largely powered by the approval of delayed registrations, commissioning new systems and improvements to the PM Surya Ghar Portal,” said Mercom India.
In Q2 2025, additives on the roof of solar capacity were led by the residential segment, which contributed more than 74 percent, followed by the industrial segment by more than 19 percent, the commercial segment at around 6 percent and the government segment at almost 0.5 percent, pointed out.
Gujarat, Maharashtra, Uttar Pradesh, Kerala and Rajasthan led the addition of solar capacity on the roof during the quarter. The top five states represented 64 percent of the total installations.
“The solar market on the roof is on schedule for record growth this year, with a residential adoption under the Premier Surya Ghar program that floats almost three-quarters of new installations. However, persistent DCR-Module deficits, regulatory unpredictability of unpredictability in some states, Netto measurement and payment problems. Group. Group.
Installations under the Capital Expenditure (Capex) model accounted for 88 percent of the quarterly additions and capacity extensions under the operational expenses or renewable energy company.
The top 10 states accounted for nearly 81 percent of the cumulative solar installations on the roof from June 2025. Gujarattra, Kerala, Rajasthan and Uttar Pradesh continued to lead in terms of cumulative solar capacity on the roof, Mercom said.
Assam registered the highest composite quarterly growth rate of almost 24 percent between Q2 2024 and Q2 2025. This was followed by Uttar Pradesh and Madhya Pradesh, with growth rates of almost 19 percent and more than 13 percent respectively.
In the Q2 2025 roof of sun boards on the roof of 1,269 megawatts (MW), an increase of more than 232 percent QoQ of 382 MW (Q1 2025) and 110 percent JOJ of 604 MW (Q2 2024), added.
Published on September 4, 2025
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