How Do I File CT Sales Tax?

Sales and Use Tax Filing in Connecticut

To do this, you will need to file Form CT-30, Sales and Use Tax Return, and attach a copy of the purchase order or invoice.

What is Exempt from CT Sales Tax?

Several exemptions are certain types of safety gear, some types of groceries, certain types of clothing, children’s car seats, compact fluorescent light bulbs, and certain motor vehicles.

Payment and Electronic Filing

  • How do you pay electronically?
    To do this, you will need to file Form CT-30, Sales and Use Tax Return.

  • Income Tax Payment Options:

    • Direct Payment when you file electronically or Direct Payment when you file a paper return.

Connecticut Sales Tax Information

  • Do You Need to File a Connecticut Sales Tax Return?
    Check out our blog, Do You Need to Get a Sales Tax Permit in Connecticut?

  • Do I have to file a Connecticut income tax return?
    You must file a Connecticut income tax return if your gross income exceeds $12,000.

Other Tax Information

  • How to register for sales tax in Connecticut:
    Okay, you have nexus so now what? The next step is to register for a sales tax permit. It’s illegal to collect tax without a permit. So to get compliant, start with tax registration first.

  • Calculating How Much Sales Tax You Owe:
    Contact Department for sales tax permit guidance. It takes 2-3 weeks to get one. No fee to register.

  • Overall, Connecticut is fairly easy to comply with sales tax.

  • How much does it cost to register for sales tax in CT?

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