Solar Interconnection Engineering Services
Interconnection is where most commercial solar projects stall. Utility requirements vary by state, by utility, and sometimes by substation. Jolt Engineering handles the engineering side of interconnection — from the initial application package through to approval — so your project doesn't lose months to back-and-forth with the utility.
What We Handle
Every utility has its own standards. We build interconnection packages that meet them — the first time.
Interconnection application packages (utility-required documents, single-line diagrams, load flow studies)
PE-stamped electrical drawings for interconnection submittal
Utility coordination and technical response letters
Net metering applications
Interconnection for commercial, C&I, and utility-scale projects
Why Interconnection Delays Happen (And How We Prevent Them)
The most common reason for a stalled interconnection is submitting a generic single-line diagram that doesn't follow the utility's specific format. Every utility has its own preferred way of seeing protective relaying, metering, and disconnect equipment. If you don't match their format, they kick it back. It's that simple.
Another major killer is missing utility-specific requirements. This includes omitting required short-circuit calculations, failing to show the correct grounding transformer configuration, or missing specific labeling standards required by that particular utility. When an engineer isn't familiar with the local utility's rulebook, the developer pays for it in time.
We prevent these delays by knowing what the utility wants before we submit. We front-load the engineering, confirm the requirements for that specific substation, and deliver a package that clears technical review the first time. No guessing, no templates—just accurate, site-specific engineering.
States We Serve
We are licensed in 20+ states across the U.S., allowing us to navigate diverse utility landscapes. From the complex requirements of California (Rule 21) to the rigorous standards of Arizona (APS and SRP), we have the localized expertise to get your project approved.
Don't Let the Utility Slow You Down
Get an engineering partner who understands interconnection. Start your interconnection package today.
Start your interconnection package — book a call