The Boston Zoning Commission has approved an amendment to the citys zoning code to incorporate Net Zero Carbon (NZC) Zoning, becoming the first city in the U.S. to require new buildings to achieve net zero carbon emissions standards upon opening. The new policy introduces decarbonization requirements for large development projects, with Mayor Michelle Wus office noting that under NZC, most new large buildings permitted and delivered will emit net zero carbon emissions from the day they open.With buildings accounting for approximately 71% of Bostons carbon emissions, the NZC Zoning policy aims to reduce emissions by promoting energy efficiency, increasing electrification, and shifting to renewable energy sources. The new standard applies to projects filed after July 1, 2025, that include at least 15 residential units, a minimum of 20,000 square feet, or additions exceeding 50,000 square feet. Developers must demonstrate compliance during the citys Article 80 Development Review...