HVAC Contractor Permit Requirements in Manchester, NH
Complete permit and license guide for starting a hvac contractor in Manchester, Hillsborough County, New Hampshire.
Not legal advice. Requirements may change — always verify with your local government authority before applying. Last verified: .
Manchester / Hillsborough County Requirements
3 requirementsNew Hampshire HVAC Technician Licensing — HVAC Contractor
HVAC contractors in New Hampshire must hold applicable trade licenses. EPA Section 608 certification is required for refrigerant handling. Local permits are required for each installation.
City of Manchester City Clerk — Business License
Manchester requires a Business License for regulated businesses within city limits. The City Clerk processes license applications for food service, personal care, and other regulated industries. This license must be renewed annually and displayed at your place of business.
Hillsborough County / Manchester 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.
New Hampshire State Requirements
2 requirementsNew Hampshire — No Sales Tax
New Hampshire has no state sales tax and no local sales taxes. Businesses do not need a sales tax permit. However, businesses may be subject to the Business Profits Tax (BPT) and Business Enterprise Tax (BET). Register with the NH Department of Revenue Administration.
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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