GreenLancer | Solar & EVC Permit Design & Engineering

GreenLancer is the United State's leader in solar & EVC permit design & solar engineering, with over 150,000 projects completed since 2010.

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Latest posts

A Guide to Commercial Solar Panel Installation 04 Nov 2026
A process guide to commercial solar panel installation for installers, covering site assessment, system design, permits, structural engineering, interconnection, and commissioning timelines.
Solar Battery Storage Permits: ESS Requirements for Installers 03 Nov 2026
Solar battery storage permits explained: NFPA 855 ESS clearance and setbacks, NEC 706, fire review, and permit docs for installers.
EV Charger Maintenance: Checklist, Costs & Uptime Requirements 03 Nov 2026
A practical EV charger maintenance checklist for commercial installers, plus DC fast charger service needs, cost drivers, NEVI and California uptime rules, and when repairs need permits.
Solar Three-Line Diagram: Examples and Symbols for Installers 30 Oct 2026
See annotated residential and commercial solar three-line diagram examples, a symbol legend, NEC 690 and 705 requirements, and a free pre-submission checklist.
Solar One Line Diagram (SLD) Requirements: Installer Guide 30 Oct 2026
What goes on a solar one line diagram, what NEC 690 requires, why SLDs get rejected at plan check, and how storage changes your permit package. A practical guide for solar installers.
Solar Panel Racking Systems: Types & Installation Guide 20 Oct 2026
Learn how to choose the right solar racking systems for residential, commercial, and ground mount projects, including UL 2703 rules, structural loads, costs, installation best practices, and top manufacturers.
Solar Labeling Requirements: NEC 690 and 705 Label Guide 20 Oct 2026
Solar labeling requirements for installers: NEC 690 and 705 label wording, rapid shutdown placards, 705.10 directories, ESS warning labels, and a pre-submittal checklist.
How To Get a Solar Permit: Solar Panel Permit Requirements 16 Oct 2026
Learn what AHJs require in a solar permit package, what drives permit costs and delays, and how professional solar permitting services help installers reduce soft costs and move projects faster.
Residential Solar Permitting Times by State: 2024 Data 16 Oct 2026
How long does it take to get a solar permit? We studied the states with the fastest and slowest solar permitting & interconnection times.
How Much Does a Solar Permit Cost? 2026 Fees & State Caps 15 Oct 2026
Home and business owners want the benefits of solar power without the hassle of navigating solar permitting red tape.
Solar Plan Sets: What's Included & 7 Common Mistakes 15 Oct 2026
PV plan sets are the foundation of solar permitting. Learn what solar plan design includes—layouts, schematics, diagrams, and drawings—for safe, code-compliant installs.
Transparent Solar Panels: Solar Windows, Cost & Efficiency 13 Oct 2026
Solar researchers continue to innovate with solar glass and see through solar panels. Read more about transparent solar panels solar.
Latest Solar Panel Technology 2026: Trends & Innovation 12 Oct 2026
Explore the latest solar panel technology in 2026, from perovskite tandem cells and bifacial panels to flexible solar, transparent PV glass, and AI-powered smart solar monitoring systems.
Most Efficient Solar Panels in 2026: Rankings for Installers 12 Oct 2026
The most efficient solar panels in 2026 reach 25% in commercial back-contact modules. Compare top models, U.S. availability, roof-space savings, and design checks.
How to Become an EV Charging Station Installer: Licensing & Certification 10 Oct 2026
Learn the steps to become an EV charging station installer, from electrician licensing and EVITP certification to OEM training, code requirements, career paths, and salary expectations.
What is Bidirectional Charging For EVs? 10 Oct 2026
Explore how bidirectional EV charging (V2H, V2G, V2L) turns electric vehicles into mobile energy sources for homes and businesses.
Solar Power Control Systems: NEC 705.13, UL 3141 & Main Panel Upgrades 10 Oct 2026
Learn how solar power control systems help installers avoid main panel upgrades, which NEC 705.13 and UL 3141 rules apply by code edition, and what PCS plan sets must show for AHJ approval.
Enphase Bidirectional EV Charger: Release Date, Price & Installer Guide 10 Oct 2026
What solar and EV installers need to know about the Enphase bidirectional EV charger: release timing, pricing status, V2H system design, vehicle compatibility, and permits.
Solar Leads: How to Buy, Generate, and Convert Them 09 Oct 2026
Should you buy solar leads or generate your own? Compare lead types and pricing, vet lead generation companies, qualify prospects, and calculate cost per installed customer.
US Solar Panel Manufacturers: Where Panels Are Made in 2026 08 Oct 2026
Which solar panels are made in the USA? See US solar panel manufacturers, factory locations, what each one builds here, and what installers should verify before ordering.