In a landmark move, Tokyo has announced a new regulation requiring solar panels on new buildings, set to take effect in April 2025. This directive is a key part of the city's comprehensive strategy to achieve net-zero carbon emissions by 2050. The regulation, approved by the Tokyo Metropolitan. . New homes and residential buildings in Tokyo must come equipped with solar panels as of April 1, when a revised ordinance from the metropolitan government takes effect. The original ordinance was the first of its kind in Japan, and after it was enacted, other cities and municipalities began. . Tokyo is mandating that all new homes in the city be built with rooftop solar panels starting in 2025. Tokyo is the first Japanese city to require rooftop solar on new homes. The mandate, which goes into effect in April of 2025, applies to roughly 50 large construction companies, which will be.
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