Thailand's Government Housing Bank (BAAC) is launching a solar rooftop loan program offering 100,000–150,000 baht per household with low interest rates and no collateral requirement. Loans will be repaid over 7 years, with borrowers receiving 50,000 baht government installation subsidy. Approval relies on electricity usage behavior (2,000–3,000 baht/month minimum) rather than financial status, making it accessible to freelancers and SMEs. A 5kW system generates ~1,600 baht/month, potentially offsetting monthly installments (~1,000 baht), creating both energy transition and income opportunities for ~1–1.5 million Thai households.