All single-dwelling structures (houses and duplexes) are subject to the Deconstruction Ordinance if: the structure was built in 1916 or earlier, or the structure is designated as a historic resource subject to the demolition review| Achieving Zero
Boston’s medium and large buildings are required to report their annual energy and water use. The Building Energy Reporting and Disclosure Ordinance (BERDO) further requires buildings to complete a major energy savings action, emissions reduction action, or energy assessment every five years.| Achieving Zero