(1) All development standards except the agricultural reserve percentage, forest reserve percentage or rural large lot/open space percentage requirements (RCC or RLM) of this chapter shall, as applied to an approved planned unit, agricultural retention, rural character conservation, rural low mixed, or cluster development, supersede those of the underlying zone.

(2) The minimum residential lot area, the maximum number of lots in a single cluster of an agricultural retention development, width, frontage and yard requirements, setback standards, street standards, and building heights otherwise applying to development in the underlying zone(s) may be modified consistent with the planned unit, agricultural retention, rural character conservation, rural low mixed, or cluster development.

(3) A visual buffer located within the boundary of the residential portions of the planned unit or cluster residential development shall be established along all property boundaries with adjacent rural residential zoning districts to assure that the planned unit, agricultural retention, rural character conservation, rural low mixed, or cluster developments development is compatible to abutting low density development through appropriate screening and/or setbacks. The width of the visual buffer shall be at least equal to the underlying zone setbacks for rear, front or side yards, whichever is appropriate. The visual buffer shall be consistent with the landscaping standards in Chapter 33.53 CCC.

(4) Cluster developments in Commercial Forest/Mixed Use zoning districts shall retain at least seventy (70) percent of the site in timber management uses. Agricultural retention developments shall retain at least seventy-five (75) percent of the site in agricultural land use or in open space uses suitable for rapid conversion to agricultural land use. Rural character conservation developments and rural low mixed developments shall meet the minimum large-single lot/open space requirements contained in their respective chapters in the Zoning Code. The minimum lot size for a rural character conservation development or a rural low mixed development utilizing the cluster development option shall be eleven (11) acres of contiguous ownership; provided, that parcels that were in noncontiguous, individual ownerships smaller than eleven (11) acres at the time of passage of the interim zoning code (February 27, 1995) shall have the right to divide to their underlying cluster density utilizing the same large lot/small lot percentages contained in the zoning district in which they are located.

(5) The tract or tracts of land included in a proposed planned unit or cluster development must be in one ownership or control or subject of a joint application by the owners of all the property included.