Updated 2021: The Building Energy Performance Standard refers to a suite of interconnected policies and programs designed to drive investment in cost effective energy performance improvements in existing buildings, both public and private. They propose a set of measures to improve performance and set minimum performance standards for District government facilities, and propose a series of measures to improve transparency and accuracy of energy data. To drive deep reductions in private buildings, they recommend the further investigation of two options—a minimum energy performance standard for private buildings, and a revenue neutral carbon pricing system.