Concerning energy efficiency, and, in connection therewith, requiring the state electrical board to adopt rules facilitating electric vehicle charging at multifamily buildings, limiting the ability of the state electrical board to prohibit the installation of electric vehicle charging stations, forbidding private prohibitions on electric vehicle charging and parking, requiring local governments to count certain spaces served by an electric vehicle charging station for minimum parking requirements, forbidding local governments from prohibiting the installation of electric vehicle charging stations, exempting electric vehicle chargers from business personal property tax, and authorizing electric vehicle charging systems along highway rights-of-way.