Quick Answer
Registration is typically required for solar systems that are grid-tied and connected to the electrical grid, but specific requirements vary by state and local jurisdiction; however, off-grid solar systems are often exempt from registration, but it's essential to check with local authorities.
State Regulations and Exemptions
Most states have specific regulations regarding the registration and permitting of solar systems. In general, grid-tied solar systems that are connected to the electrical grid must be registered with the state’s public utility commission (PUC) or a similar agency. However, off-grid solar systems that are not connected to the grid may be exempt from registration, depending on the local jurisdiction. For example, in California, off-grid solar systems are exempt from registration with the California Public Utilities Commission (CPUC).
Off-Grid Zoning Laws and Permitting
Off-grid solar systems are subject to local zoning laws and permitting requirements. Homeowners or property owners should check with their local government to determine if any permits or licenses are required for off-grid solar systems. This may include health department permits, building permits, or zoning permits. For instance, in Arizona, off-grid solar systems may require a zoning permit from the local county government, but registration with the Arizona Corporation Commission (ACC) may not be necessary.
Specific Requirements and Checklists
To ensure compliance with state and local regulations, property owners should create a checklist of specific requirements for their off-grid solar system. This may include: (1) checking with local authorities to determine if any permits or licenses are required, (2) ensuring that the solar system meets local building codes and zoning regulations, and (3) verifying that the solar system is designed and installed by a qualified professional. For example, in Texas, property owners should check with their local government to determine if any permits are required for off-grid solar systems, and ensure that the solar system meets the Texas Electrical Code (TEC).
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