The "Puidin Han" Ključ Regulatory Plan for the period 2025 to 2035 is a binding detailed planning document that defines the boundaries of spatial units, the conditions for use, construction, arrangement and protection of space and the method of implementing the regulatory plan. The decision on the implementation of the regulatory plan defines: the boundaries of spatial units, urban planning and technical conditions for the construction of buildings, conditions for the arrangement of construction land, conditions for the arrangement of green and free areas, conditions for the temporary use of areas reserved for other purposes (until they are brought to the determined purpose), conditions for the construction of temporary facilities, conditions for the use of land in protective infrastructure belts and protected areas, conditions for the construction of facilities and measures for the protection of the population and material goods from natural and other disasters, measures for the protection of the rights of persons with reduced physical capabilities, measures to prevent adverse environmental impacts, conditions for the arrangement of facades, the installation of fences, the installation of pillars and independent advertising objects, the relationship to existing facilities, and the conditions under which certain activities can be carried out. The total area covered is 30.00 ha.