<h1>Green building adoption reshaping office leasing, driving higher occupancy and rental premiums while prompting retrofit investment and policy reform.</h1> Green building adoption is accelerating across India's real estate, with two-thirds of Grade A office stock in top cities green-certified and leasing increasingly concentrated in certified buildings. New supply is predominantly certified and projections foresee certified Grade A office inventory rising to about 700 million sq ft within 2-3 years. Older office stock presents large retrofit investment opportunities to improve energy performance. The report stresses policy measures-streamlining environmental clearances, tax incentives for renewables and ESG compliance-to scale adoption and mobilise capital toward a sustainable built environment.