Tokyo will require new housing developments to install solar panels beginning in 2025

Solar panels will be required to be installed in many new homes in Tokyo starting in April 2025. Kyodo News Reporting. The local assembly passed new regulations Major construction companies are required to install solar panels or other renewable energy sources in homes that are less than 2,000 sqm (21.500 feet). This measure, which is unique in Japan, aims to reduce the city’s carbon emissions by half.

Based on existing grants of 100,000 yen ($728) and utility bill savings, the government estimates that the $980,000 yen ($7200) cost of a 4kW installation will be recouped within six years. According to an An, leasing costs can also be decreased by other subsidies. information-packed slide deck (PDF).

This measure is only applicable to 50 builders that supply more than 20,000 square metres (2215,000 feet) to the market. It’s unclear how many new homes will be affected by the new rules. However, the Tokyo government has estimated that by 2050, half of all existing buildings, 70% of which are homes, will be replaced by new construction.

From 2012 to 2021, Japan saw an average of 800,000 to 900,000 new constructions per year. A few major contractors were called Super Zenecon According to Statista.

Japan is fifth in carbon emissions production, and it has committed to becoming carbon neutral by 2050. It isn’t the only country that mandates solar installations. France’s lawmakers are responsible for ensuring that solar installations are installed. recently approved A bill that requires parking lots to have at least 80 spaces to be covered with solar panels. The French government said the plan, aimed primarily at parking lots off freeways and major routes, could generate up to 11 gigawatts — the equivalent of 10 nuclear reactors.