Installation Requirements for Inspectors
Code Reference (NEC): NEC 110, 706, 705, 250, 408. Inspectors verify UL listings, conductor sizing, grounding and bonding, labeling, and working clearances. Required documentation includes single-line diagrams, product listings, utility approval, and commissioning confirmation.
On this page
Code Reference (NEC)
- NEC 110 – General installation
- NEC 706 – ESS
- NEC 705 – Interconnection
- NEC 250 – Grounding
- NEC 408 – Panelboards
What Inspectors Verify
- UL listings (panel, breakers, ESS)
- Conductor sizing
- Grounding and bonding
- Clear labeling
- Working clearances
Documentation to Provide
- Single-line diagram
- Product listings and certifications
- Utility interconnection approval
- Commissioning confirmation
Final Inspection Checklist
- Internet connected
- CTs verified
- Backup mode tested
- Panel labeled
- App commissioning complete
Related articles
NEC Code