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HB 5726

AN ACT CONCERNING A STATE-WIDE BUILDING CODE CONSISTING OF MORE STRINGENT ENERGY EFFICIENCY REQUIREMENTS.

2025 Regular Session Introduced by Eleni DeGraw and 1 co-sponsor

Connecticut statewide building code legislation mandates stricter energy efficiency requirements to reduce building emissions and energy consumption across all construction sectors.

REF. TO JOINT COMM. ON Public Safety and Security
#energyconservation #municipalities #statebuildingcode
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Bill Summary · HB 5726

Legislative bill overview

HB 5726 proposes establishing a statewide building code in Connecticut with enhanced energy efficiency requirements that exceed current standards. The bill would create uniform, more stringent energy performance benchmarks across the state to reduce building-related energy consumption and greenhouse gas emissions.

Why is this important

Buildings account for a significant portion of energy use and carbon emissions, so strengthening efficiency standards can meaningfully reduce environmental impact and potentially lower long-term utility costs. However, this directly affects construction costs, housing affordability, and business operations statewide, making implementation details critical for stakeholders.

Potential points of contention

  • Construction cost impacts: More stringent codes typically increase upfront building and renovation costs, which may be passed to consumers or burden smaller contractors unfamiliar with new requirements
  • Implementation timeline and compliance: Unclear how quickly builders must comply and whether exemptions exist for existing structures, retrofits, or economic hardship situations
  • Regional economic competitiveness: Stricter Connecticut standards could make new construction more expensive than neighboring states, potentially affecting business relocation decisions and housing market dynamics
  • Technical feasibility and standards specificity: The bill's current language lacks detail on which efficiency metrics apply (HVAC, insulation, windows, renewable energy, etc.), creating uncertainty for industry planning

Compiled from official sources — confirm details with the bill’s official record.

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