Enhanced requirements, active enforcement. Dedham is known for thorough plan review and strict enforcement. Projects should budget additional time for permit processing and plan revisions.
Dedham Specialized Energy Code (All-Electric / Net Zero)
Edition: 2024 • Base: Specialized Opt-in Code
Dedham has adopted the Specialized Opt-in Code. All-electric building systems required. HERS rating thresholds apply. Fossil fuel restrictions in effect.
Building permit (ISD), DPW street/utility permits, fire alarm/sprinkler permits, and potentially zoning relief. Major projects may require 8-12 separate permits with 4-8 week processing.
Typical processing: Residential 2-4 weeks. Commercial 4-8 weeks. Plan for additional time if zoning variance needed.
Building permit fees based on project valuation (typically $15-25 per $1,000). Additional fees for DPW, fire, and specialty permits. Total permit costs: $500-$5,000+ for residential, $5,000-$50,000+ for commercial.
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