ID S1279

Prohibits counties and cities from banning starter home subdivisions (single-family developments on vacant land of at least 4 acres) in any residential zoning area, effective July 1, 2026

Requires local governments to amend zoning regulations to allow minimum lot sizes as small as 1,000 square feet, front/rear setbacks of 15 feet, side setbacks of 5 feet, lot widths of 30 feet, and densities of at least 12 dwelling units per acre

Voids restrictive covenants entered after July 1, 2026 that prohibit or unreasonably restrict starter home subdivisions, with violators liable for attorney's fees and damages

Bars homeowner's associations from adding or enforcing covenants that prohibit starter home subdivisions after July 1, 2026

Preserves local authority over building codes, fire safety, flood regulations, infrastructure requirements, and environmental protections including aquifer recharge zones and critical habitat