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Permits for a Contractor in Hartford, Connecticut

A contractor in Hartford, Connecticut needs 6 permits including connecticut business registration (sots), home improvement contractor registration, unemployment insurance registration, and more. Each has specific costs, deadlines, and renewal requirements.

We found 6 permits you’ll likely need. Costs, deadlines, and direct .gov links included.

6 permits found

For a Contractor in Hartford, CT

Business License (2)Employment (2)Tax (2)

Business License

Connecticut Business Registration (SOTS)
Connecticut Secretary of the State (SOTS)·CT (state-level)
Business License

All LLCs, corporations, and other business entities must register with the Connecticut Secretary of the State (SOTS). LLCs file a Certificate of Organization; corporations file a Certificate of Incorporation. Annual reports required thereafter.

$1 - $2 (LLC Certificate of Organization: $120. Corporation Certificate of Incorporation: $150. Annual Report: $80.)
Renewal: Annually
Processing: ~7 days
Failure to file annual report may result in administrative dissolution. Late filing penalties apply. ($0 - $3)
Apply Renew Source Last verified: Mar 15, 2026
Home Improvement Contractor Registration
Connecticut Department of Consumer Protection (DCP)·CT (state-level)
Business License

Required for all contractors performing home improvement work on residential property in Connecticut. Registered through DCP. Must carry general liability insurance of at least $20,000. Registration number must appear on all contracts and advertisements.

$2 - $2 (Annual registration fee of $220.)
Renewal: Annually
Processing: ~14 days
Performing home improvement work without registration: fines up to $5,000 and/or imprisonment. Consumers may void contracts. ($5 - $50)
Apply Renew Source Last verified: Mar 15, 2026

Employment

Unemployment Insurance Registration
Connecticut Department of Labor (DOL)·CT (state-level)
Employment

Connecticut employers must register with the Department of Labor for unemployment insurance. New employer rate is approximately 3.0%. Taxable wage base is $15,000 per employee.

$0 - $0 (Registration is free. Tax rate varies by experience.)
Renewal: Varies
Processing: ~14 days
Failure to register or pay: penalties, interest, and potential legal action. ($1 - $50)
Apply Renew Source Last verified: Mar 15, 2026
Workers' Compensation Insurance
Connecticut Workers' Compensation Commission·CT (state-level)
Employment

Connecticut requires all employers with one or more employees to carry workers' compensation insurance. No minimum employee threshold. Coverage purchased from private insurers or the Connecticut Insurance Fund.

$5 - $50 (Premium varies by industry, payroll, and experience modifier.)
Renewal: Annually
Processing: ~7 days
Operating without workers' comp: fine up to $50,000 or imprisonment up to 1 year. Employer liable for all injury costs. ($10 - $500)
Apply Renew Source Last verified: Mar 15, 2026

Tax

Connecticut Sales and Use Tax Permit
Connecticut Department of Revenue Services (DRS)·CT (state-level)
Tax

Required for all businesses selling tangible personal property or taxable services. Connecticut sales tax rate is 6.35%. Meals and certain beverages are taxed at 7.35%. Registration through DRS myconneCT portal.

$0 - $1 (Registration fee varies. Online registration typically $20.)
Renewal: One-time
Processing: ~7 days
Failure to collect or remit sales tax results in penalties plus interest under CT General Statutes. ($0 - $100)
Apply Renew Source Last verified: Mar 15, 2026
Connecticut Withholding Tax Registration
Connecticut Department of Revenue Services (DRS)·CT (state-level)
Tax

All Connecticut employers must register to withhold state income tax from employee wages. Registration through DRS myconneCT portal.

$0 - $0 (Free to register.)
Renewal: One-time
Processing: ~7 days
Failure to withhold or remit: penalties plus interest. Responsible persons may be personally liable. ($0 - $100)
Apply Renew Source Last verified: Mar 15, 2026

Don't forget these deadlines

Save this checklist to your dashboard. We'll email you before each permit expires so you never get hit with a late penalty.

From $12/month

Total penalty exposure

$16 – $803

if you skip or miss these permits

Based on published penalty schedules. Your actual fines may differ depending on your city or county.

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Verified by PermitDue — as of March 15, 2026
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