(a) Within 18 months after the formation of the agency, the agency shall prepare, adopt and review and maintain a comprehensive long-term general plan for the development of the Tahoe region, referred to as the “regional plan”; provided that, when the Tahoe Regional Planning Compact becomes effective the time for preparation of the regional plan shall be extended so that it coincides with the date upon which the Tahoe Regional Planning Agency must submit its regional plan. The regional plan shall consist of a diagram, or diagrams, and text, or texts setting forth the projects and proposals for implementation of the regional plan, a description of the needs and goals of the region and a statement of the policies, standards and elements of the regional plan.
(b) The regional plan shall include the following correlated elements:
(1) A land-use plan for the integrated arrangement and general location and extent of, and the criteria and standards for, the uses of land, water, air, space and other natural resources within the region, including but not limited to, an indication or allocation of maximum population densities.
(2) A transportation plan for the integrated development of a regional system of transportation, including but not limited to, freeways, parkways, highways, transportation facilities, transit routes, waterways, navigation and aviation aids and facilities, and appurtenant terminals and facilities for the movement of people and goods within the region.
(3) A conservation plan for the preservation, development, utilization, and management of the scenic and other natural resources within the basin, including but not limited to soils, shoreline and submerged lands, scenic corridors along transportation routes, open spaces, recreational and historical facilities.
(4) A recreation plan for the development, utilization, and management of the recreational resources of the region, including but not limited to, wilderness and forested lands, parks and parkways, riding and hiking trails, beaches and playgrounds, marinas and other recreational facilities.
(5) A public services and facilities plan for the general location, scale and provision of public services and facilities, which, by the nature of their function, size, extent and other characteristics are necessary or appropriate for inclusion in the regional plan.