Commissioning on Mechanical Equipment exceeding 480,000 Btu/Hr for Cooling Systems 600,000 Btu/Hr for Heating Plants (including service water heating) must be conducted for new construction by a qualified professional prior to a TCO or C of O being issued to a Building Owner for New Construction in various municipalities. This requirement is currently present in New York City, Florida, Georgia, Los Angeles, and San Francisco. Energy Code Solutions is experienced in providing Commissioning services for any size project.