Need Structural Letters or Electrical Plans to Get Installs Permitted Fast?
Roof structural letters, attachment checks, electrical plans and EV charger load calcs for solar and EV installers – fast, consistent and sealed where required.
- Solar structural letters and racking checks
- Electrical plans, one-lines and load calcs
- Fast, repeatable turnaround
- Serving All 50 States
- Sealed & Stamped
- Drawn In-House in CAD
- Quotes in 5-10 Min
Are Permit Packages Slowing Your Install Schedule?
Every install needs the same things quickly: a roof structural check, attachment spacing, an electrical one-line and sometimes a load calculation. Waiting days for each one delays the crew and the customer.
Send us the site details and equipment. We return a consistent package your AHJ recognises, so permits move and installs stay on schedule.
We Can Help If You:
- Install residential or commercial solar
- Install EV chargers at homes or businesses
- Add battery storage to existing systems
- Need roof structural letters
- Need service or panel upgrade calcs
- Want a repeatable permit package
What Can We Take Off Your Plate?
Choose a tab for the details.
Roof Structural Letters
Rafter, truss and attachment checks for the new array.
Electrical Plans
One-line diagrams, conductor sizing and labeling.
EV Charger Load Calcs
Service capacity checks and circuit design.
Battery Storage
ESS layout, clearances and electrical design.
Service Upgrades
NEC load calculations for panel and service upgrades.
Repeatable Packages
Consistent templates across your installs.
Permit Packages That Keep Crews Moving
Standardised layouts, clear notes and quick turnaround make your packages easy to review and quick to approve.
- Structural letter or calcs
- Electrical plan and one-line
- Load calculations
- Site plan with equipment locations
- Sealed where required
The projects we prepare most often for clients like you – tap one for details.
How Does Working With Us Work? 4 Simple Steps
1. Send Your Project
Address, scope and any plans, photos or plan-check comments.
2. Get a Fixed Price
Scope, price and delivery date in 5-10 minutes. Nothing starts until you approve.
3. We Design & Draft
Drawings and calculations prepared in CAD to your local code.
4. Ready to Submit
Sealed and stamped where required. PDFs (and CAD on request).
Questions Solar & EV Installers Ask Us
How fast are solar structural letters?
Most letters are delivered quickly once we have the roof framing information and photos. You get a firm delivery date with every quote.
What information do you need?
Roof framing size and spacing, roof photos, array layout and equipment specifications.
Do you offer volume pricing?
Yes. Installers with regular volume get consistent pricing and priority turnaround.
Are letters sealed?
Where required, letters and plans are sealed by an engineer licensed in the project’s state.
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What Will Your Project Cost? Get a Fixed Price in 5-10 Minutes
Tell us about your project and upload any plans, sketches or photos you have. An engineer reviews every request personally and replies with a clear scope, price and delivery date – typically within 5 to 10 minutes.
- Reply within 5-10 minutes on average
- Clear price and scope before any work begins
- Seal by an engineer licensed in your project's state
- Architectural, structural and MEP under one roof
- Your drawings stay 100% confidential