HVAC Contractor Permit Requirements in Dover, DE
Complete permit and license guide for starting a hvac contractor in Dover, Kent County, Delaware.
Not legal advice. Requirements may change — always verify with your local government authority before applying. Last verified: .
Dover / Kent County Requirements
3 requirementsDelaware Department of Labor — HVAC Contractor License
HVAC contractors in Delaware must hold applicable mechanical licenses. EPA Section 608 certification is required for refrigerant handling. Local permits are required for each project.
City of Dover Planning and Inspections Department — Business License
Dover requires a Certificate of Occupancy and applicable business permits for businesses operating within city limits. This license must be renewed annually and displayed at your place of business.
Kent County / Dover Mechanical Permit (per project)
A mechanical permit must be obtained from the local building department for each HVAC installation or major repair. Inspections are required upon completion.
Delaware State Requirements
2 requirementsDelaware — No Sales Tax
Delaware has no state or local sales tax. Instead, Delaware levies a Gross Receipts Tax on the seller of goods or provider of services, based on total receipts. Register with the Delaware Division of Revenue.
EPA Section 608 Certification (for refrigerants)
Technicians who purchase, recover, or handle refrigerants must hold EPA Section 608 certification. Required by federal law regardless of state.
Federal Requirements
1 requirementEIN (Employer Identification Number)
Required if you have employees or operate as an LLC or corporation. Free from the IRS.
Official Sources
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