8 States Now Fine Homeowners $5K for Loud HVAC Units
In 2025, eight states implement rigorous HVAC noise ordinances, imposing fines up to $5,000 for units surpassing 45 to 65 decibel thresholds. Homeowners should assess local rules, select low-noise models, and ensure correct installation. This guide covers affected states, avoidance methods, and maintenance for quiet, compliant systems.

















