3.9.1 Purpose and Structure of This Section; Applicability

      (A)   This section sets forth the procedures for review and approval of both subdivision plats and development plans.

      (B)   A development plan is required for all residential and non-residential development, as defined in Section 12.4, with the exception of the following:

         (1)   One detached dwelling or one duplex dwelling, in both cases including all associated accessory structures and accessory uses, on an existing lot of record.

         (2)   Plats as specified in Section 3.9.3(B) of this Ordinance.