NH SB523

Creates an 8-member Board of Builder Registration within the Department of Labor to regulate residential builders and general contractors performing $5,000 or more annually in construction work on properties they do not own or occupy

Requires builders to register by providing business and personal information, proof of liability and workers' compensation insurance, a $50,000 surety bond, and completion of an 8-hour approved education program

Mandates biennial registration renewal with 8 hours of continuing education (including 2 hours of building code updates) and updated insurance documentation

Authorizes fines up to $5,000 per violation and $500 per day for continuing violations, with willful violations classified as a class B felony punishable by up to 5 years imprisonment

Requires builders to display their registration number on vehicles, advertisements, contracts, and estimates, and municipalities cannot issue permits without verifying valid registration; effective January 1, 2028