Nevada Assembly Bill AB478

Nevada 2025 Regular Session

• Introduced: 3/19/25
• Refer: 3/19/25
• Report Pass: 4/21/25
• Engrossed: 4/28/25
• Refer: 4/29/25
• Report Pass: 5/19/25
• Enrolled: 5/29/25
• Chaptered: 6/6/25
• Passed: 6/6/25

Caption

Revises provisions governing construction times in counties and cities. (BDR 20-1091)

Summary

AB 478 revises Nevada law governing when construction work may begin in counties and cities that adopt local ordinances limiting construction hours. Under the bill, if a county or city restricts construction start times, projects located more than 300 feet from an occupied residential unit must be allowed to begin by 5 a.m. during the period from April 1 through September 30. The bill defines “residential unit” broadly to include single-family homes and individual units in multifamily buildings, while excluding timeshares and certain chapter 119A units. The bill also updates the rules for declarant-controlled common-interest communities. If a county or city has adopted a construction-hours ordinance, the executive board and governing documents of a declarant-controlled community may not impose more restrictive start-time limits during the same spring-to-fall period. The bill removes the prior population-based distinction that applied only in Clark County, extending the rule statewide to any county or city that adopts such an ordinance. It also makes clear that more restrictive private governing documents or planned-development provisions are void and unenforceable to the extent they conflict with the act. AB 478 has a direct impact on local land-use and construction regulation by limiting how far counties, cities, and common-interest community governing documents can go in restricting early-morning construction. It preempts stricter local or private rules for qualifying projects more than 300 feet from occupied residences and requires existing conflicting ordinances or governing provisions to yield upon the bill’s effective date. The practical effect is to standardize construction start-time rules across Nevada jurisdictions that choose to regulate construction hours. The available voting record shows strong bipartisan support and no recorded opposition: the Assembly passed the bill 42-0 and the Senate passed it 21-0. With no committee transcript provided, there is no evidence of significant public controversy in the materials supplied. The overall sentiment appears favorable, likely reflecting a compromise between construction industry interests seeking earlier start times and residential interests protected by the 300-foot buffer and the seasonal limitation. The main point of contention, based on the bill’s structure, is the balance between construction efficiency and neighborhood noise or disruption. Supporters would likely favor the statewide uniformity and the ability to begin work earlier on projects farther from occupied homes, while opponents of less restrictive hours would be concerned about impacts on nearby residents and the override of stricter local or community-level rules.

Impact

The bill amends NRS 244.3679, NRS 268.4137, and NRS 116.347, and adds new sections to Chapters 244 and 268 of NRS. It preempts local ordinances and common-interest community governing documents to the extent they prohibit construction work from beginning by 5 a.m. on qualifying projects more than 300 feet from an occupied residential unit during April 1 through September 30, and it voids conflicting existing ordinances and private restrictions on the effective date.

Sentiment

The bill appears to have been viewed positively overall, as reflected by unanimous passage in both chambers. The absence of recorded dissent suggests broad agreement on the policy, likely because the measure preserves local authority to regulate construction hours while setting a minimum statewide allowance for projects sufficiently distant from occupied residences.

Contention

The central policy tension is between local control/private community rules and the construction industry’s desire for earlier start times. Potential concerns include noise, traffic, and neighborhood disruption for residents near construction sites, especially in common-interest communities, while supporters likely emphasized predictability, uniformity, and the reduced impact on projects located more than 300 feet from occupied residential units.