Your utility sets half the rules

Utility solar rules, by state.

1,308 utilities compiled from public records. Export credits, interconnection steps, and the tap policies that decide whether you really need that panel upgrade.

Arkansas39
Arizona27
California51
Colorado49
Connecticut9
District of Columbia1
Delaware11
Florida51
Georgia99
Idaho22
Illinois51
Kansas10
Massachusetts52
Maryland11
Maine4
Michigan11
Minnesota56
Missouri21
Montana21
North Carolina64
New Hampshire10
New Jersey13
New Mexico25
Nevada11
New York2
Ohio46
Oklahoma22
Oregon35
Other / unassigned18
Pennsylvania34
Puerto Rico1
Rhode Island2
South Carolina47
Texas140
Utah32
Virginia28
Vermont18
Washington42
Wisconsin117
Wyoming5

If your utility isn't listed, its interconnection manual (a public PDF on its website) is the source of truth. Also browse city permit requirements.