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Kent County, DE Solar Energy: Panel Permits (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Roof-mounted permit fee
$100, § 128-42.C(1)(t)
Roof-mounted height limit
District's standard building height limit
Ground-mounted height limit
20 feet maximum
Ground-mounted setback
5 feet from side/rear lines
Ground-mounted placement
Side/rear yard, or 100 ft from front line
Abandonment rule
Remove within 90 days of disrepair notice

Summary

Kent County requires a $100 building permit for roof-mounted solar panels and sets zoning standards for both roof- and ground-mounted systems under § 205-73.A. Roof-mounted arrays must stay within the district's height limit; ground-mounted systems are capped at 20 feet, must sit at least five feet from side and rear lines, and cannot be the property's principal use.

These county ordinances apply to unincorporated areas of Kent County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

A. Accessory small-scale solar and wind energy systems. (1) Small-scale solar energy systems. (a) Roof-mounted solar systems shall comply with the building height of the zoning district where the system is installed as well as applicable provisions of the International Residential Code. (b) Ground-mounted solar systems shall: [1] Only be located within the side or rear yards unless the structure(s) is located at least 100 feet from the front property line and/or side street line. [2] Be located a minimum of five feet from the side and rear property lines. [3] Not exceed the height of 20 feet. [4] Have all the exterior electrical and/or plumbing lines buried below the surface and placed in a conduit. [5] Not be the principal use of the subject property.

Full Breakdown

Section 205-73.A of the Zoning Code, part of the article the county calls Conditions of Approval, governs accessory small-scale solar energy systems. Roof-mounted solar systems must comply with the building height limit of the zoning district where installed, along with applicable provisions of the International Residential Code. Ground-mounted systems face more detailed conditions: they may be located only in side or rear yards unless placed at least 100 feet from the front property line or side street line, must sit a minimum of five feet from side and rear property lines, cannot exceed 20 feet in height, must have exterior electrical and plumbing lines buried below the surface in conduit, and cannot serve as the principal use of the property.

Separately, the county's building permit fee schedule at § 128-42.C(1)(t) sets a flat $100 fee for a roof-mounted solar panel permit, issued through the Division of Inspections and Enforcement alongside the standard application fee and any valuation-based charges that apply to the underlying building permit. Section 205-73.A(3) also imposes an abandonment rule: a small-scale solar energy system that falls into disrepair and is no longer suitable for immediate operation must be removed, and the accessory use terminated, within 90 days after the county notifies the property owner.

Because this is a Zoning Code condition rather than a discretionary review, a compliant system does not require a conditional-use hearing before the Levy Court; the property owner still must obtain the building permit and pay the associated fee before installation, consistent with the general condition in § 205-66.D that all applicable permits for a use be obtained and kept current.

Violations & Fines

Installing a roof- or ground-mounted solar system without the required building permit, or exceeding the height, setback or principal-use limits in § 205-73.A, is enforced as a zoning and building code violation under § 205-426 and § 105-14. A conviction under the zoning penalty carries a fine of $100 to $1,000 or up to 10 days in jail, with each day of noncompliance a separate offense, and a disused system left in disrepair must come down within 90 days of notice.

Frequently Asked Questions

Do I need a permit to install rooftop solar panels in Kent County?
Yes. The Division of Inspections and Enforcement charges a flat $100 fee for a roof-mounted solar panel permit under § 128-42.C(1)(t), and the installation must also comply with the height limit of the zoning district and the International Residential Code under § 205-73.A(1)(a).
How far from my property line can I put a ground-mounted solar array?
At least five feet from the side and rear property lines under § 205-73.A(1)(b). The array must also sit within the side or rear yard unless placed at least 100 feet from the front property line or side street line, and it cannot exceed 20 feet in height or serve as the property's principal use.
What happens to a broken solar system in Kent County?
It has to come down. Section 205-73.A(3) requires small-scale solar and wind systems to stay maintained and ready for immediate operation; once the county determines a system is in disrepair and unfit for operation, the owner must remove it and end the accessory use within 90 days of being notified.

Sources & Official References

Other rules in Kent County

All Kent County rules

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