Utah League summary: House omnibus, MIHP changes and new parking and permit rules among major land-use bills

The Utah League of Cities and Towns and APA Utah held a legislative land‑use and housing briefing summarizing the 2025 session’s changes affecting local planning and permitting.

League staff said the session produced a large volume of legislation tied to land use and housing, including one omnibus measure and several other bills that require changes to local codes, permit procedures and incentive programs.

The League described House Bill 368 as the session’s “meat and potatoes” land‑use omnibus. League presenters said HB 368 reorganizes and clarifies annexation code, removes the separate Salt Lake County annexation track, establishes a new, more structured process for adjusting property lines between adjacent owners, and adds a suite of new requirements for building permits, plan review and public‑infrastructure bonding.

On permits and production housing, the bill creates a specific path for “identical plans.” Under that provision, local governments must treat a plan as identical only when it is the same floor plan submitted within the same building‑code cycle, located on the same site and zone, and requires no structural changes or additional engineering beyond a review to confirm substantial identity. The law narrows review timelines for identical plans to a five‑day approval window and reduces the fee cap for such reviews to the lesser of actual cost or 30% of the original plan fee, League staff said.

HB 368 also sets deadlines for building‑permit review for one‑ and two‑family dwellings: a three‑day…