HB356 would amend Hawaii’s state building code laws to require stronger hurricane-resistant construction standards for certain new residential buildings. Beginning January 1, 2026, newly constructed single-family homes and apartment buildings located in areas expected to experience sustained winds of up to 130 miles per hour would have to be built to withstand at least a Category 3 hurricane and include a residential safe room with an attached bathroom. Buildings in areas expected to experience 140 miles per hour winds or more would have to be built to withstand at least a Category 5 hurricane and include the same safe room feature.
The bill also revises the state building code framework so these hurricane-protection requirements become part of the Hawaii state building codes and cannot be overridden by county code amendments that conflict with the new standards. It defines the affected building types and wind zones, and it ties the new requirements into the existing statutory structure governing state and county building code adoption.
Impact
The bill would create a new statewide hurricane-protection mandate within Chapter 107, Hawaii Revised Statutes, affecting all newly constructed single-family residences and apartment buildings in designated wind-risk areas. It would also amend the state building code provisions in sections 107-25 and 107-28 to incorporate the new requirements and limit county authority to adopt conflicting code updates. In practical terms, the measure would impose higher construction and design costs on new residential development in exposed areas, while also potentially increasing occupant safety and reducing reliance on public shelters during major storms.
Sentiment
The bill text reflects strong support for the measure’s purpose, framing it as a climate adaptation and life-safety response to increasing hurricane risk in Hawaii. The available legislative context shows the bill was introduced and referred to House committees, but there are no recorded committee transcripts or votes in the provided material. As a result, the overall sentiment in the record is best characterized as proactive and protective, with no documented opposition or amendment debate in the supplied history.
Contention
The main policy tension is between statewide resilience standards and local flexibility: HB356 would preempt county building-code changes that conflict with the new hurricane requirements. Another likely point of contention is the cost and feasibility of requiring Category 3 or Category 5 hurricane construction, plus a safe room with an attached bathroom, for all new homes and apartment buildings in the specified wind zones. The bill’s geographic wind-level thresholds and the scope of the mandate for apartment buildings and single-family homes could also raise questions about implementation, enforcement, and affordability for builders and future homeowners.
Requesting Each Branch Of The United States Military In The State To Provide Shelters That Can Withstand Hurricanes With Winds Of Over Two Hundred Miles-per-hour For All Of Their Active And Retired Personnel And Families Living In The State.
Requesting Each Branch Of The United States Military In The State To Provide Shelters That Can Withstand Hurricanes With Winds Of Over Two Hundred Miles-per-hour For All Of Their Active And Retired Personnel And Families Living In The State.