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Plug-in solar laws by state

Each state page shows the law, when it takes effect, what it says about size, landlords, HOAs and your utility, and a link to the source. Where we haven't checked a detail against the statute yet, it says so. General information, not legal advice.

Swipe the map sideways, or see the list of all states.

  • Legal: 6 states
  • Signed, not in force yet: 4
  • Awaiting governor: 0
  • Passed the legislature: 1
  • Bill moving: 7
  • No state law yet: 33

Plug-in solar laws taking effect on Jan 1, 2027

On Jan 1, 2027, plug-in solar laws take effect in California, New Hampshire and Virginia, and Colorado's landlord and HOA rules start. Next after that: New Jersey, on Mar 1, 2027.

  • California: law takes effect on Jan 1, 2027. Size cap 1,200 W. Tell the utility: Utility may ask. Source, checked .
  • New Hampshire: law takes effect on Jan 1, 2027. Size cap 1,200 W. Tell the utility: Utility may ask. Source, checked .
  • Virginia: law takes effect on Jan 1, 2027. Size cap 1,200 W. Tell the utility: Before installing, on a state form. Source, checked .
  • Colorado: landlord and HOA rules (C.R.S. § 40-2-140(7)) start on Jan 1, 2027; the law has been in force since Aug 12, 2026. Size cap 1,920 W. Tell the utility: Utility may ask. Source, checked .
  • Next after that: New Jersey: law takes effect on Mar 1, 2027. Size cap 1,200 W. Tell the utility: No notice in the law. Source, checked .

What changes on Jan 1, 2027, state by state →

Legal (6)

Signed, not in force yet (4)

Passed the legislature (1)

Bill moving (7)

No state law yet (33)

No plug-in law in your state? What applies today

Without a plug-in solar law, any solar that feeds your home's wiring goes through the utility's normal interconnection process. For these states we've read that rule, the main utilities' pages and the HOA law, with a source for each: