New Delhi, Sept. 17 -- The revised Goods and Services Tax (GST) rates, effective September 22, 2025, are expected to reduce project costs, promote wider adoption of clean energy, and boost India's progress toward its climate goals.

According to industry estimates, the reduction could save Rs 20-25 lakh per megawatt (MW) for utility-scale solar projects.

For a 500 MW solar park, this translates into cost reductions exceeding Rs 100 crore, improving tariff competitiveness and easing the financial burden on distribution companies (DISCOMs).

Nationwide, the measure is expected to lower power procurement costs by Rs 2,000-3,000 crore annually, benefiting end consumers with more affordable clean electricity.

Households installing rooftop so...