Learn more about the 2020 NYCECC requirements to create more energy-efficient buildings in this full-day online course for building professionals. Crushing the Code NYC: Commercial is an online course that prepares design and building professionals to comply with the many requirements in the 2020 NYCECC and create more energy-efficient buildings in the process. In an era of more stringent code enforcement, the course provides critical knowledge on significant changes, new provisions and best practices to avoid objections and stalled projects.