Updated Code Interpretations
Effective for permits obtained as of February 15, 2020:
- A device to control thermal expansion will be required for all water heater installations, both new and replacements.
- Service, Panel, Service Cable, and Meter Can Changeouts and Upgrades:
CHANGEOUTS IF LIKE FOR LIKE:
METER SWAP – if like for like no new disconnect OR relocation of disconnect required – double check grounding electrode system though
PANEL CHANGE – if like for like – AFCI’s not needed (unless new circuits added), GFCI breakers needed only if replacing existing GFI breakers or GFI breakers for pool/spa equipment are missing
SERVICE CABLE – repair or replace like for like
SERVICE UPGRADE – Requires main disconnect to be located back to back or outside adjacent to meter can.
*Be advised when relocating main disconnect to exterior, 2 wire dryer & range cables (lacking grounded conductors) will be required to be upgraded at same time. NEC 230.70(A)(1), 230.91, 250.140