Standards associated with Solar inverters

The main motivation for complying with standards is to get approval from local govt authority and to get financing from banks for the installation. The most widely adopted accepted standards include

1. UL-1741 - These slides present a good overview of the standard
2. IEEE-1547 - UL standard refers to IEEE code for Interconnecting Distributed Resources with Electric Power Systems
3. NEMA6 - Standard for external enclosure specification and performance.

There are several government and independent testing facilities that can give certification for compliance to these standards.