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All of Delaware · Grant

Low- to Moderate-Income (LMI) Solar Program

Run by DNREC Division of Climate, Coastal and Energy (State Energy Office)

Free solar (up to 4.0 kW) for low-income Delaware homeowners who go through Weatherization, or solar with 70% paid (up to 6.0 kW) for moderate-income homeowners, in any utility territory.

Open Checked Oct 25, 2026

Amounts

How much you get

Low income (Weatherization-eligible): a cost-free solar system of up to 4.0 kW. The amount depends on which of these fits your install.

What you installYou get
Low income (Weatherization-eligible): free system up to 4.0 kW100%
Moderate income: 70% of a system up to 6.0 kW70%

Eligibility

Do I qualify?

You need to meet all 5 of these.

  • Your home is in Delaware.

  • Low income: meet Weatherization Assistance Program income limits. Moderate income: at or below DNREC's limit for your county and household size (for a household of 4: $91,750 New Castle, $71,850 Kent, $78,150 Sussex). Income is verified with tax returns (Form 4506-C for each adult).

  • Homeowners only.

  • Single-family homes, including mobile homes on privately owned land.

  • Low-income households must apply through the Weatherization Assistance Program first.

    What to doCall the Energy Coordinating Agency at 302-504-6111 to apply for weatherization.

Applying

How to apply

Follow these steps.

  1. Low income: apply for Weatherization.

    Call the Energy Coordinating Agency at 302-504-6111. The program picks a contractor for your area.

  2. Moderate income: get estimates from the approved contractors.

    DNREC lists approved contractors by county. The contractor you pick submits the application.

  3. Verify income.

    Each adult in the household completes IRS Form 4506-C.

  4. Solar is installed.
What you'll need

  • IRS Form 4506-C for each adult household member

Forms and instructionsLow- to Moderate-Income Solar Pilot Program FAQ

Questions about applying302-735-3480

Your address

Next steps

Check that it covers your address. Then, if you want, ask for a contractor quote.

FAQ

Questions

How much does Low- to Moderate-Income (LMI) Solar Program pay?

Up to 100% off. Low income (Weatherization-eligible): a cost-free solar system of up to 4.0 kW. Moderate income (at or below the county limit in DNREC's table, for example $91,750 for a family of 4 in New Castle County, $71,850 in Kent, $78,150 in Sussex): the program pays 70% of a system up to 6.0 kW and the homeowner pays 30%.

Is there an income limit?

Low income: meet Weatherization Assistance Program income limits. Moderate income: at or below DNREC's limit for your county and household size (for a household of 4: $91,750 New Castle, $71,850 Kent, $78,150 Sussex). Income is verified with tax returns (Form 4506-C for each adult).

Do renters qualify?

Homeowners only.

Do I need approval before I buy?

Low-income households must apply through the Weatherization Assistance Program first. Call the Energy Coordinating Agency at 302-504-6111 to apply for weatherization.

Is it still available?

Yes. It was open when we last checked, on October 25, 2026.

How do moderate-income homeowners pay their 30% share?

Through the contractor if needed. DNREC says the approved solar contractors offer loans that can cover the homeowner's 30%.

References

Sources

This page is built from these official pages, run by the program itself.

  1. Low- to Moderate-Income Solar Programdnrec.delaware.gov · Read Oct 25, 2026 · Re-checked weekly
  2. Low- to Moderate-Income Solar Pilot Program FAQdocuments.dnrec.delaware.gov · Read Oct 25, 2026 · Re-checked monthly

When one of these pages changes, we re-check this page against it.

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