MIXED-USE RESIDENTIAL AND MULTIFAMILY RESIDENTIAL USES ALLOWED.

(a) Notwithstanding any other law and subject to Subsection (c), a municipality shall allow mixed-use residential use and development or multifamily residential use and development in a zoning classification that allows office, commercial, retail, warehouse, or mixed-use use or development as an allowed use under the classification.

(b) Notwithstanding any other law and subject to Subsection (c), a municipality may not require the change of a zoning district or land use classification or regulation or an approval of an amendment, exception, or variance to a zoning district or land use classification or regulation prior to allowing a mixed-use residential use or development or multifamily residential use or development in an area covered by a zoning classification described by Subsection (a). An amendment, exception, or variance to a zoning district or land use classification or regulation includes a special exception, zoning variance, site development variance, subdivision variance, conditional use approval, special use permit, comprehensive plan amendment, or other discretionary approval to allow a mixed-use residential use or development or multifamily residential use or development.

(c) This section does not apply to:

(1) a zoning classification that allows heavy industrial use;

(2) land located within:

(A) 1,000 feet of an existing heavy industrial use or development site; or

(B) 3,000 feet of an airport or military base; or

(3) an area designated by a municipality as a clear zone or accident potential zone.