All 53 utilities / Puget Sound Energy
Puget Sound Energy solar interconnection: what it requires before you energize
How does Puget Sound Energy detect unpermitted backfeed?
AMI reverse flow documented
What happens if they catch you?
Letter first reported
Small and DIY interconnection requirements
Schedule 152 application via PowerClerk before construction. Approval to construct, then sign-off before energizing. documented
Schedule 150 credits expire March 31 each year, don't oversize. documented
Net metering successor for new applicants unclear after 2025. documented
Plug-in provisions were stripped from HB 2296 (2026), retry expected 2027. documented
sources: PSE customer connected solar
Related: Avista (WA) · JCP&L (NJ)
Planning a zero-export or plug-in setup here? See the zero-export reality check and equipment notes.
Every claim above is evidence-graded: documented means it traces to the tariff or the utility's own filings, reported means a dated community report. The full table covers 53 utilities: see all of Gridrules.