Permit Review Detail
Review Status: Requires Resubmit
Review Details: RESIDENTIAL SOLAR v.1
Permit Number - TC-RES-1025-05313
Review Name: RESIDENTIAL SOLAR v.1
Review Status: Requires Resubmit
| Review Date | Reviewer's Name | Type of Review | Description | Status | Comments |
|---|---|---|---|---|---|
| 10/31/2025 | Bldg Permits - Post Review Express | PENDING ASSIGNMENT | |||
| 10/31/2025 | Light Residential Building Review (OIP) - Standard | REQUIRES RESUBMIT | Please resubmit addressing the following comments: • Identify applicable codes on the cover sheet. • Provide a scaled PDF site plan showing all system components (panels, strings, inverters, meters, ESS, disconnects, etc.). • For ground-mounted systems, include panel array dimensions, overall height, property line/setback distances, and a foundation design sealed by an Arizona Registrant. • Include cut sheets (PDF) for all system equipment and mounting hardware with UL or approved listings. Non-listed mounting equipment must be engineered and sealed by an Arizona Registrant. • Provide a complete roof layout showing all panels, obstructions, and required fire access pathways per IRC R324.6. Show attachment points and racking details. Structural: • Provide roof loading data for modules/racking, with fastener sizes and calculations for dead and wind loads (115 mph, 3-sec gust). • Ballasted systems require engineered and sealed analysis for dead and wind loads. • Non-ballasted roof systems may follow Pima County SOP 220.2 if applicable. Electrical: • Submit one-line and three-line diagrams with conductor/conduit sizes, grounding details, and method of service connection per NEC 705.12. • Include conductor sizing and OCPD calculations per NEC 690.8 & 690.9, with temperature derate factors based on NEC 310.15. • Systems with OCPD ≥100A require stamped electrical design/calculations by an Arizona Registered Electrical Engineer (R106.1.1). Signage and Labeling: • Provide the exact wording and locations for all Photovoltaic system warning signs and labels as required in NEC 690 and 705.12(B)(2)(3)(b)-(c), including: – “Photovoltaic System Disconnect” (NEC 690.13(B)) – Markings per NEC 690 Part VI (Sections 690.51–690.58) – Labeling per NEC 690.33(E) • Provide warning sign: “Do Not Upsize Main Breaker: Breaker has been down-sized to 175A to accommodate PV System Connection” or equivalent per 705.12(B)(2)(3)(b)-(c). • Provide warning sign: “Warning: This equipment fed by multiple sources. Total rating of all overcurrent devices excluding Main Supply overcurrent device shall not exceed ampacity of busbar,” or equivalent per 705.12(B)(2)(3)(c). • Include all labels required per TEPs ESRB 2025 For any questions, please contact: PDSD-Residential@tucsonaz.gov |
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| 10/31/2025 | PDSD Application Completeness Express | REVIEW COMPLETED |