Sales and Use Tax Form OS-114
Fill out your Connecticut sales and use tax return.
Revenue
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Provides business owners information about registering a business, sales and use taxes, exemption certificates, filing and amending sales tax returns, renewing a sales tax permit and closing a business.
Agency: Department of Revenue Services -
Tax Information for Veterans and Armed Forces Personnel
Veterans and Armed Forces Personnel can view tax information, definitions and special rules on the filing status of spouses, exemptions and tax relief provisions.
Agency: Department of Revenue Services -
Taxpayer Service Center (TSC) Online Business Help
The TSC online help page provides information about how to file most state tax returns, view balances, and schedule payments.
Agency: Department of Revenue Services -
Unemployment Insurance Tax Information
Connecticut employers can file unemployment taxes, get necessary forms, and understand benefit payment procedures here.
Agency: Department of Labor -
Veterans Exemption Tax Relief Program
State law provides a basic $1,000 property tax exemption for certain honorably discharged Veterans who actively served at least 90 days during war time or their survivors. State law also provides an additional exemption for veterans and disabled veterans who are eligible for the basic exemption and who can meet certain income limits. Eligibility and key dates are discussed.
Agency: Office of Policy and Management -
Provides Connecticut businesses information about withholding requirements.
Agency: Department of Revenue Services
