This bill modifies provisions related to local land use and water
This bill:
- defines terms;
- amends requirements for a modified feasibility request related to a proposed municipal incorporation;
- clarifies standards for county and municipal land use regulations and requirements;
- modified requirements for an ordinance establishing a planning commission;
- modifies planning commission powers and duties;
- modifies the process for reviewing and approving a new or unlisted business use;
- establishes requirements for regulating structure height;
- requires a county or municipal legislative body to make a decision on proposed land use regulation if the planning commission fails to make a timely recommendation;
- requires counties, municipalities, and special districts to adopt a written plan, beginning on January 1, 2028, for determining the reasonable future water requirement of the public before imposing a water exaction (written plan);
- requires the state engineer to make rules to establish standards for the written plan;
- addresses exaction for water and a land use authority's review of a land use application;
- modifies the requirement to place certain infrastructure completion assurances in an interest-bearing account;
- establishes requirements relating to development agreements;
- modifies the burden of proving that a land use authority's decision was arbitrary, capricious, or illegal;
- addresses requirements relating to an appeal or variance hearing;
- prohibits a legislative body from acting as an appeal authority;
- modifies the standard of review of a land use authority's decision to deny or approve a land use application;
- modifies appeal requirements;
- requires a specified municipality to allow a detached accessory dwelling unit as a permitted use in certain zones;
- clarifies notice requirements for a proposed county land use ordinance that is ministerial in nature;
- modifies a county's authority to deny an applicant a building permit or certificate of occupancy if the applicant has not completed an infrastructure improvement; and
- makes technical and conforming changes.

Statutes affected:
Introduced: 10-20-102, 10-20-302, 10-20-501, 10-20-502, 10-20-806, 10-20-902, 10-20-910, 10-20-911, 10-20-1001, 10-20-1101, 10-20-1106, 10-20-1107, 10-20-1109, 13-43-205, 17-79-102, 17-79-302, 17-79-501, 17-79-502, 17-79-706, 17-79-803, 17-79-811, 17-79-812, 17-79-901, 17-79-1001, 17-79-1006, 17-79-1007, 17-79-1009
Substitute #1: 10-20-102, 10-20-301, 10-20-302, 10-20-501, 10-20-502, 10-20-507, 10-20-806, 10-20-807, 10-20-902, 10-20-910, 10-20-911, 10-20-1001, 10-20-1101, 10-20-1105, 10-20-1106, 10-20-1107, 10-20-1109, 10-21-101, 13-43-205, 17-79-102, 17-79-205, 17-79-301, 17-79-302, 17-79-501, 17-79-502, 17-79-507, 17-79-706, 17-79-707, 17-79-803, 17-79-811, 17-79-812, 17-79-901, 17-79-1001, 17-79-1005, 17-79-1006, 17-79-1007, 17-79-1009
Substitute #2: 10-3-702, 10-20-102, 10-20-301, 10-20-302, 10-20-501, 10-20-502, 10-20-507, 10-20-806, 10-20-807, 10-20-902, 10-20-910, 10-20-911, 10-20-1001, 10-20-1101, 10-20-1105, 10-20-1106, 10-20-1107, 10-20-1109, 10-21-101, 13-43-205, 17-79-102, 17-79-205, 17-79-301, 17-79-302, 17-79-501, 17-79-502, 17-79-507, 17-79-706, 17-79-707, 17-79-803, 17-79-811, 17-79-812, 17-79-901, 17-79-1001, 17-79-1005, 17-79-1006, 17-79-1007, 17-79-1009
Substitute #3: 10-3-702, 10-20-102, 10-20-301, 10-20-302, 10-20-501, 10-20-502, 10-20-507, 10-20-806, 10-20-807, 10-20-902, 10-20-910, 10-20-911, 10-20-1001, 10-20-1101, 10-20-1105, 10-20-1106, 10-20-1107, 10-20-1109, 10-21-101, 13-43-205, 17-79-102, 17-79-205, 17-79-301, 17-79-302, 17-79-501, 17-79-502, 17-79-507, 17-79-706, 17-79-707, 17-79-803, 17-79-811, 17-79-812, 17-79-901, 17-79-1001, 17-79-1005, 17-79-1006, 17-79-1007, 17-79-1009, 63I-2-210, 63I-2-217
Substitute #4: 10-3-702, 10-20-102, 10-20-301, 10-20-302, 10-20-501, 10-20-502, 10-20-507, 10-20-806, 10-20-807, 10-20-902, 10-20-910, 10-20-911, 10-20-1001, 10-20-1101, 10-20-1105, 10-20-1106, 10-20-1107, 10-20-1109, 10-21-101, 13-43-205, 17-79-102, 17-79-205, 17-79-301, 17-79-302, 17-79-501, 17-79-502, 17-79-507, 17-79-706, 17-79-707, 17-79-803, 17-79-811, 17-79-812, 17-79-901, 17-79-1001, 17-79-1005, 17-79-1006, 17-79-1007, 17-79-1009, 63I-2-210, 63I-2-217
Substitute #5: 10-3-702, 10-20-102, 10-20-301, 10-20-302, 10-20-501, 10-20-502, 10-20-507, 10-20-806, 10-20-807, 10-20-902, 10-20-910, 10-20-911, 10-20-1001, 10-20-1101, 10-20-1105, 10-20-1106, 10-20-1107, 10-20-1109, 10-21-101, 13-43-205, 17-79-102, 17-79-205, 17-79-301, 17-79-302, 17-79-501, 17-79-502, 17-79-507, 17-79-706, 17-79-707, 17-79-803, 17-79-811, 17-79-812, 17-79-901, 17-79-1001, 17-79-1005, 17-79-1006, 17-79-1007, 17-79-1009, 63I-2-210, 63I-2-217
Substitute #7: 10-3-702, 10-20-102, 10-20-301, 10-20-302, 10-20-501, 10-20-502, 10-20-507, 10-20-806, 10-20-807, 10-20-902, 10-20-910, 10-20-911, 10-20-1001, 10-20-1101, 10-20-1105, 10-20-1106, 10-20-1107, 10-20-1109, 10-21-101, 13-43-205, 17-79-102, 17-79-205, 17-79-301, 17-79-302, 17-79-501, 17-79-502, 17-79-507, 17-79-706, 17-79-707, 17-79-803, 17-79-811, 17-79-812, 17-79-901, 17-79-1001, 17-79-1005, 17-79-1006, 17-79-1007, 17-79-1009, 17B-1-120, 63I-2-210, 63I-2-217, 73-1-4
Enrolled: 10-3-702, 10-20-102, 10-20-301, 10-20-302, 10-20-501, 10-20-502, 10-20-507, 10-20-806, 10-20-807, 10-20-902, 10-20-910, 10-20-911, 10-20-1001, 10-20-1101, 10-20-1105, 10-20-1106, 10-20-1107, 10-20-1109, 10-21-101, 13-43-205, 17-79-102, 17-79-205, 17-79-301, 17-79-302, 17-79-501, 17-79-502, 17-79-507, 17-79-706, 17-79-707, 17-79-803, 17-79-811, 17-79-812, 17-79-901, 17-79-1001, 17-79-1005, 17-79-1006, 17-79-1007, 17-79-1009, 17B-1-120, 63I-2-210, 63I-2-217, 73-1-4
Substitute #6: 10-3-702, 10-20-102, 10-20-301, 10-20-302, 10-20-501, 10-20-502, 10-20-507, 10-20-806, 10-20-807, 10-20-902, 10-20-910, 10-20-911, 10-20-1001, 10-20-1101, 10-20-1105, 10-20-1106, 10-20-1107, 10-20-1109, 10-21-101, 13-43-205, 17-79-102, 17-79-205, 17-79-301, 17-79-302, 17-79-501, 17-79-502, 17-79-507, 17-79-706, 17-79-707, 17-79-803, 17-79-811, 17-79-812, 17-79-901, 17-79-1001, 17-79-1005, 17-79-1006, 17-79-1007, 17-79-1009, 17B-1-120, 63I-2-210, 63I-2-217, 73-1-4