Plumbing Contractor Permit Requirements in Concord, NH

Complete permit and license guide for starting a plumbing contractor in Concord, Merrimack County, New Hampshire.

$400 -- $1200 4–10 weeks to obtain all licenses 5 requirements

Not legal advice. Requirements may change — always verify with your local government authority before applying. Last verified: .

Concord / Merrimack County Requirements

3 requirements
1

New Hampshire Plumbers Licensing Board — Master Plumber License

Plumbing contractors in New Hampshire must hold a Master Plumber License from the NH Plumbers Licensing Board. Requires apprenticeship experience and passing a state exam.

$100–$200 (initial)4–8 weeks
Official government source
2

City of Concord City Clerk — Business License

Concord requires a Business License for certain regulated businesses. The City Clerk processes license applications and annual renewals. This license must be renewed annually and displayed at your place of business.

$50–$500/year depending on business type and gross revenues1–3 weeks
Official government source
3

Merrimack County / Concord Plumbing Permit (per project)

A separate permit must be pulled with the local building/plumbing department for each job. Inspections are required upon job completion.

$50–$300 per project1–5 business days
Official government source

New Hampshire State Requirements

1 requirement
1

New 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.

Free (business tax registration)Immediate (online)
Official government source

Federal Requirements

1 requirement
1

EIN (Employer Identification Number)

Required if you have employees or operate as an LLC or corporation. Free from the IRS.

FreeImmediate (online application)
Official government source

Official Sources

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