Last verified: Next check due: 2 official sources How we verify

Delaware roofing license

Delaware roofers need a state business license (not a trade license) plus any city or county license. (source: DOR: Business License FAQs (opens in a new tab), source: DOR: Contractors (opens in a new tab))

Check a license on the DOR website (official site, opens in a new tab)

How: Search Delaware's business license list. It shows a state business license, not a trade license or quality check. (source: DOR: Business License FAQs (opens in a new tab))

Checked against official Delaware Division of Revenue sources. See sources.

1. Who needs a license

Contractors doing business in Delaware need a state business license; your city or county may also require one. (source: DOR: Business License FAQs (opens in a new tab))

2. Roofing license classes

ClassNameCovers
Business LicenseContractor business licenseResident or Non-Resident Contractor (source: DOR: Contractors (opens in a new tab))

3. Fees, exam, bond and insurance

Fees

FeeAmount
State contractor trade license
None exists. Delaware requires a state business license instead. The Division of Revenue sets that fee; check its site for the current amount.
N/A (source: DOR: Business License FAQs (opens in a new tab))

Fees are set by the board and can change. Check the official fee page before you pay.

Experience and steps

  1. Apply Get a state business license from the Division of Revenue, then check city or county requirements. (source: DOR: Business License FAQs (opens in a new tab))
  2. Non-residents Non-Resident Contractors post a bond, cash bond or letter of credit (separate letter for contracts under $20,000). (source: DOR: Contractors (opens in a new tab))

Exam

We're still verifying this, check the official board: DOR website (opens in a new tab).

Bond

We're still verifying this, check the official board: DOR website (opens in a new tab).

Insurance

We're still verifying this, check the official board: DOR website (opens in a new tab).

Renewal

Licenses can renew every year or every three years. (source: DOR: Business License FAQs (opens in a new tab))

4. How to look up a contractor

Check a license on the DOR website (official site, opens in a new tab)

How: Search Delaware's business license list. It shows a state business license, not a trade license or quality check. (source: DOR: Business License FAQs (opens in a new tab))

Full checklist: how to check a contractor

5. Reciprocity (license transfer)

We're still verifying this, check the official board: DOR website (opens in a new tab).

Use the reciprocity checker

6. Red flags when hiring

7. How to complain

We're still verifying this, check the official board: DOR website (opens in a new tab).

8. Sources and last verified

Last verified: . Next check due: . Every fact on this page links to one of these official pages. How we verify.

  1. DOR: Contractors (opens in a new tab) (checked Oct 24, 2026)
  2. DOR: Business License FAQs (opens in a new tab) (checked Oct 24, 2026)

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