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§ state compliance profile

Connecticut

CT

SUI / SUTA Rate Data — 2026

Source: Connecticut Department of Labor

Taxable Wage Base
$25,000
Maximum wages subject to SUI tax per employee per year
SUI Rate Range
1.00% – 10.00%
Experience-rated range for eligible employers
New Employer Rate
3.10%
Standard rate applied before experience rating applies
Voluntary Contributions
Not available
State does not allow voluntary contributions
PFML Program
Active
State has a Paid Family and Medical Leave program
Protest Deadline
21 days
Days from notice receipt to file a protest with Connecticut Department of Labor
§ compliance & regulatory profile

Beyond SUI

Paid Family & Medical Leave
Connecticut Paid Leave
Employer Rate
0.00%
Employee Rate
0.50%
Total Rate
0.50%
Wage Base
$168,600
Employee-only contribution — Effective 2026-01-01
Workers CompStandard NCCI rating jurisdictionOSHAFederal OSHA jurisdictionIncome TaxHas state individual income tax
Official Agency Website
Connecticut Department of Labor
Visit Agency →
§ context

About Connecticut SUI Rates

Connecticut employers pay State Unemployment Insurance (SUI/SUTA) taxes on the first $25,000of each employee's wages per year. New employers start at a rate of 3.10% before experience rating applies. Once rated, Connecticut SUI rates range from 1.00% to 10.00%.

SUI rates are set annually by Connecticut Department of Laborbased on each employer's experience rating — the ratio of benefits charged to the employer's account relative to taxable wages paid. Errors in SUI rate notices are common; Kreto verifies your assigned rate against payroll data and flags discrepancies before protest deadlines pass.

Got a Connecticut SUI notice?

Upload it to Kreto — we classify it, verify the rate against your payroll, and tell you exactly what to do. Free to try.