Local-market expertise across every Maryland AHJ. Our AHJ-ready solar permit drawings are engineered to comply with NEC 2020 and built for first-pass approval from Baltimore to Columbia to Germantown — and every jurisdiction in between.
From dense metro markets to rural Maryland counties, our solar plan sets are customized for each jurisdiction's specific requirements. We know every Maryland AHJ's expectations.
The largest Maryland solar market. Baltimore City Permits processes a high volume of residential solar permits — our drawings are built to their exact portal and format requirements.
Montgomery County Permits and Prince George's County Building are key Maryland markets with distinct solar permit drawing requirements. Our team has prepared hundreds of plan sets for both jurisdictions.
Smaller Maryland AHJs often have streamlined requirements but still need code-compliant documentation. Our plan sets scale down without cutting corners on NEC 2020 compliance.
Baltimore Gas & Electric (Exelon) serves Central MD. Our solar plan sets include all BGE-specific interconnection documentation formatted for their application process.
Pepco (Exelon) serves Prince George's & Montgomery Co.. Every plan set for Pepco territory includes their specific interconnection application documentation.
All Maryland residential solar permit drawings must comply with NEC 2020 & Maryland Building Performance Standards. Our team stays current on all Maryland-specific amendments to base NEC requirements.
Maryland uses NEC 2020 under the Maryland Building Performance Standards. BGE and Pepco each have specific solar permit drawing requirements. Maryland's SREC program has additional interconnection documentation requirements for solar permit plan sets.
All Maryland solar permit drawings must comply with NEC 2020 & Maryland Building Performance Standards. This includes NEC Article 690 for PV system wiring, Article 705 for interconnection, and NEC 690.12 for rapid shutdown — plus any Maryland-specific local amendments.
Maryland has 24 counties each with their own solar permit documentation requirements. Our team knows what Baltimore City Permits, Montgomery County Permits, and Prince George's County Building expect — and prepares every Maryland plan set to match those specific requirements exactly.
Beyond AHJ submission, Maryland projects need utility interconnection drawings. Baltimore Gas & Electric (Exelon) and Pepco (Exelon) each have specific solar engineering drawing requirements — every Maryland plan set includes both.
All Maryland solar PV permit drawings must document NEC 690.12 rapid shutdown compliance. Our solar plan sets include complete rapid shutdown documentation — the most commonly requested correction item from Maryland AHJs.
A streamlined process designed for Maryland solar installers who need accurate permit documentation fast.
Send us the Maryland address, roof photos, system specs, and equipment models — takes under 5 minutes.
Day 1Our Maryland design team builds your complete solar permit plan set to Maryland AHJ and code standards.
24–48 hoursYou receive the complete AHJ-ready package — every sheet needed for Maryland permit submission.
24–48 hoursMaryland AHJs like Baltimore City Permits review the permit package. We handle any revisions at no charge.
2–4 weeksPermit issued — install the system, pass final inspection, and your utility processes PTO.
1–3 wks post-install⏱ Typical Maryland AHJ review time: 2–4 weeks. Submitting a complete, first-pass-ready plan set is the single best way to minimize your total project timeline.
More than 150 Maryland solar companies rely on Permit Design for permit-ready solar plan sets, delivered in 24–48 hours.
| Factor | ⚠️ In-House Solar Permit Drawing | ✅ Outsourced to Permit Design |
|---|---|---|
| Staffing | Requires dedicated in-house engineer or drafter | Per-project support — no fixed overhead |
| Turnaround | Slows during peak Maryland install seasons | Consistent 24–48 hr delivery year-round |
| Maryland AHJ Knowledge | Staff may not know all Maryland AHJ requirements | We know Baltimore City Permits, Montgomery County Permits, Prince George's County Building, and every Maryland AHJ |
| Code Compliance | Risk of missed Maryland code amendments | Always current with NEC 2020 and all local amendments |
| Utility Docs | Separate documentation per Maryland utility | All Maryland utility interconnection docs included |
| Revisions | Internal revisions consume engineer time | Unlimited free revisions until Maryland AHJ accepts |
| Scalability | Hard to scale for busy Maryland project seasons | Handle 1 to 100+ Maryland plan sets per month |
Every Maryland solar permit plan set includes interconnection documentation formatted for each utility — no separate package needed.
Our solar permit design services cover every city and county across all 24 counties of Maryland. Click any city for location-specific solar permit information.
Every Maryland solar permit plan set is reviewed by our senior design team before delivery, ensuring 100% compliance with NEC 2020 and Maryland AHJ requirements. We don't just draw plans — we engineer them for first-pass approval and long-term safety.
“My focus is eliminating soft costs for Maryland solar installers. A plan set needs to be so accurate that the Baltimore City Permits reviewer has no reason to issue a correction. We stay ahead of NEC 2020 so you can stay on the roof.”
Maryland uses NEC 2020 under the Maryland Building Performance Standards. BGE and Pepco each have specific solar permit drawing requirements. Maryland's SREC program has additional interconnection documentation requirements for solar permit plan sets.
Maryland has 24 counties each administering their own solar permit requirements. Baltimore City Permits may require different formats than Montgomery County Permits or Prince George's County Building. Our team prepares every Maryland plan set to the specific expectations of your local AHJ — not just minimum NEC 2020 requirements.
Most Maryland AHJs review residential solar permit applications within 2–4 weeks. A complete, first-pass-ready plan set submitted on day one is the most effective way to minimize your total timeline.
MD solar permit drawings must comply with NEC 2020. BGE and Pepco have specific interconnection documentation requirements under Maryland Net Metering law. Drawings include site plan, electrical diagrams, and rapid shutdown documentation.
BGE requires solar permit plan sets including single-line diagram, site plan, equipment specifications, and completed Net Metering interconnection application. Our solar engineering drawings are formatted for BGE approval.
Montgomery County requires solar permit drawings to comply with Maryland Building Performance Standards and NEC 2020. Drawings must include structural data for mounting systems and Pepco interconnection documentation.
Most MD solar permit plan sets are delivered in 24–48 hours. We serve all 24 Maryland counties.
AHJ-ready Maryland solar permit drawings for any city, any county, any utility. First-pass approval is our standard — not just our goal.
Order Your Maryland Plan Set NowWe provide residential solar permit drawings and plan sets across all 50 states. Explore our solar permit design services in states neighboring Maryland.