Section 58.05 - The UCH-TIF Zone(1) The documentation of a UCH-TIF Zone designation shall contain sufficient description to show the exact delineation of the Zone. The documentation shall establish with reasonable certainty that the area so delineated is a Commercial Center and qualified to be a Zone as provided in M.G.L. c. 40, § 60(a)(i). If the Zone is to include areas in more than one municipality, these areas shall be contiguous and the description shall delineate the entire Zone together with the municipal boundaries. The designation of a Zone, if separate from the Plan, shall be approved by the Department in conjunction with approval of a Plan as provided in 760 CMR 58.09. Additional documentation required for the designation of a Zone may be set out in guidelines issued by the Department.(2) To support a finding of public benefit based on residential and commercial growth in an urban center, at least one of the following conditions must be met: (a) The UCH-TIF zone has either: 1. an unemployment rate that exceeds the statewide average by at least 25%;2. a commercial vacancy rate of 15% or more;3. an average household income below 115% of the AMI;(b) At least 51% of the land area within the UCH-TIF zone is located within a qualified census tract, as defined in Section 42(d)(5) of the Internal Revenue Code of 1986; or(c) At least 51% of the land area within the UCH-TIF zone constitutes a:3. sub-standard area, as defined in M.G.L. c. 121A, § 1.Amended by Mass Register Issue 1337, eff. 4/21/2017.Amended by Mass Register Issue 1372, eff. 8/24/2018.