A.   The following should be considered when determining if an area shall be established as a HL or whether the boundaries of an existing HL shall be changed or dissolved.
      1.   A HL shall include , historic buildings, or , as defined in Section 11.4.9, Definitions, and which are individually listed or individually eligible for listing in the National Register of Historic Places at the local, state, or national level of significance.
      2.   A HL should include a group of related , , and in their original setting that contribute to an understanding of the heritage of the community.
      B.   Proposed HL
      An area may be proposed for HL designation or amendment by any of the following:
      1.   The Mayor and Council;
      2.   The owner(s) of the proposed HL, if it is a single property, or all of the owners if more than one property; or
      3.   The Tucson-Pima County Historical Commission Plans Review Subcommittee.
(Ord. 11150, 3/18/2014)