March 4, 2025
Navigating California’s Grid Interconnection Maze: Costs, Timelines, and the Future of Renewable Energy
Lani Nguyen
As California pushes toward its ambitious clean energy targets, developers face a major roadblock: interconnection delays and skyrocketing costs. Whether it’s a solar farm, wind project, or battery storage system, getting connected to the grid under interconnection processes like PG&E’s Rule 21, Wholesale Distribution Tariff (WDT), or CAISO’s GIDAP is more complex than ever.