Solar Lease Protocol
Commercial Solar Roof Lease & Structural Protocol
🏗️ Structural Dead Load & Roof Integrity
- ✅ Ballasted Dead Load: Maximum 3.5 to 5.0 lbs/sqft distributed load; PE certified stamp required for structural joists.
- ✅ Membrane Warranty: Racking pads must use manufacturer-approved sacrificial slip sheets to preserve 20-yr TPO roof warranty.
- ✅ Wind Uplift Engineering: Aerodynamic wind deflector fairings engineered for ASCE 7-16 120+ MPH wind gusts.
⚡ Electrical Interconnection & Main Switchboard
- ✅ Supply-Side Tap: Line-side tap between utility meter and main breaker to bypass 120% NEC 705.12 busbar rules.
- ✅ Rapid Shutdown (NEC 690.12): Module-level power electronics (MLPE) reducing DC conduit voltage to <30V within 30s.
- ✅ Transformer Sizing: Dedicated step-up dry-type transformer for 480V 3-phase commercial service export.
📜 25-Year PPA Lease Covenants
- ⚠️ Roof Repair Protocol: Developer removes and reinstalls modules 1x during term at developer cost for necessary reroofing.
- ⚠️ Environmental Credits (SRECs): Contract explicitly states whether SRECs transfer to host or remain with solar asset owner.
- ✅ Decommissioning Escrow: 100% funded asset removal and roof membrane restoration escrow starting in Year 15.
💰 Default, Buyout & True-Up Metrics
- 💎 Fair Market Value (FMV) Buyout: Host possesses purchase option at Years 6, 10, 15, and 20 based on independent FMV appraisal.
- 💎 Production Guarantee: Developer guarantees 90% of P50 annual generation modeled; pays delta at utility tariff rate.
- 💎 Non-Disturbance (SNDA): Mandatory Subordination and Non-Disturbance Agreement from building's first mortgage lender.