A resolution of the Board of County Commissioners of Douglas County, Colorado, which establishes land use classifications, divides the County into districts, imposes regulations, prohibitions, procedures and restrictions for the promotion of the health, safety, convenience, aesthetics, and welfare of the present and future residents of Douglas County. This chapter shall govern the use of land for residential and nonresidential purposes, regulate and limit the height and bulk of buildings and other structures, limit lot occupancy, determine the setbacks and provide for open spaces, by establishing standards of performance and design, adopting an official zone district map, creating boards/commissions and defining their powers and duties, prescribing procedures for changes and modifications of districts, uses by special review, variances, and other permits, allowing for nonconforming uses and buildings, providing regulations for accessory uses and buildings, providing for the amendment and enforcement thereof, defining certain terms, providing a means of appeal, prescribing penalties for violation of its provisions, and repealing existing County zoning resolutions, as amended.