We create complete solar engineering plan sets for residential and commercial projects, including site plans, electrical diagrams, structural drawings, and documentation required for AHJ permit approval and utility interconnection.

Yes — we support licensed solar and electrical contractors in all 50 U.S. states. Our designs are tailored to local AHJ codes, utility requirements, and NEC standards.

A typical set includes:

• Cover sheet & project notes
• Site layout with array positioning
• Single-line and three-line electrical diagrams
• Structural details and load calculations (if required)
• Labeling and safety sheets
• AHJ- and utility-specific forms

Standard turnaround is 2–3 business days for residential and 3–5 business days for small commercial projects. Rush delivery is available.

Yes — upon request, we prepare and submit utility interconnection applications along with all required documentation.

No — we do not sell hardware or perform installations. We work exclusively as your engineering partner to provide accurate, code-compliant designs.

You can submit project details via our online portal at Oneplacesolar.com or email your project package (utility bill, site photos, project specs) to info@oneplacesolar.com.

We typically need: customer address, site photos, utility bill, proposed equipment list (if available), and any relevant AHJ or utility requirements.

Absolutely. We provide free revisions for any AHJ/utility comments related to our original plan set until your permit and interconnection are approved.

Yes — structural and electrical PE stamps are available in most states. Additional fees may apply.