Solar Permitting & P.E. Stamped Plan Sets in Miami-Dade & South Florida

Miami-Dade & South Florida Permitting Excellence

Solar permitting in Miami-Dade and Broward counties involves the most rigorous building department review process in the United States due to the High Velocity Hurricane Zone (HVHZ) regulations under the Florida Building Code (FBC 8th Edition 2023) and the 2020/2023 National Electrical Code.

1. HVHZ 175 MPH Hurricane Structural Engineering

In Miami-Dade, all rooftop solar installations must withstand ultimate design wind speeds ($V_{ult}$) of up to 175 – 180 MPH (Risk Category II, Exposure C and D):

• Product Approval (NOA) & Florida State Approvals: Exact specification of Notice of Acceptance (NOA) compliant mounting hardware (e.g. SnapNrack, IronRidge, Unirac).
• Tile Roof Stanchion Sizing: Engineered tile replacements, flashing brackets, and structural lag bolts embedded into wood trusses or poured-in-place concrete tie-beams.
• ASCE 7-16 Component & Cladding (C&C) Math: Precise zone calculations for roof interior (Zone 1), edges (Zone 2), and corners (Zone 3).

2. Florida Power & Light (FPL) Interconnection Tiers

We prepare turnkey interconnection drawing packages conforming to FPL guidelines:

• Tier 1 (≤ 10 kW AC): Standard simplified interconnection with zero insurance mandate.
• Tier 2 (10 kW to 100 kW AC): Full Single Line Diagrams with external lockable AC disconnect switches and $1M general liability documentation.
• Tier 3 (> 100 kW to 2 MW Commercial): Detailed protection relay coordination, transformer impedance studies, and three-phase SLDs.