Generate Professional Invoices in Minutes
Enter Your Business & Client Details
Fill in your name or company name, address, and contact details. Add your client's information and VAT number if applicable. Upload your logo for a fully branded invoice.
Add Your Products or Services
List your services or products with descriptions and prices. Enter a sales tax rate if you sell taxable goods or services in Connecticut — or leave the tax field empty if your work is exempt.
Download Your PDF Invoice
Download a clean, professional PDF invoice instantly. Email it to your client or save it for your IRS and Connecticut Department of Revenue Services records.
Invoicing in Connecticut — What Businesses Typically Include
The information below is a general overview of common invoicing practice in Connecticut. It is not legal or tax advice — for guidance specific to your business, consult an accountant or refer to the Connecticut Department of Revenue Services at portal.ct.gov/DRS.
Sales Tax in Connecticut
Connecticut's state sales tax rate is 6.35% — applied uniformly statewide with no local additions. Connecticut taxes both tangible goods and a broad range of services, including most professional services provided to businesses and some digital services. Unlike many states, Connecticut may tax certain consulting and professional services, so it's worth verifying whether your specific service type is taxable with the Connecticut DRS.
Business Structures in Connecticut
Sole proprietors operating under a business name must file a Trade Name Certificate with their local town clerk. LLCs are formed with the Connecticut Secretary of State and pay an annual report fee. Connecticut imposes a Business Entity Tax (BET) on LLCs, though this has been subject to legislative changes in recent years.
State Income Tax in Connecticut
Connecticut has a graduated income tax ranging from 2% on the first bracket to 6.99% at the top. Connecticut is one of the higher-tax states in New England. Self-employed individuals must make quarterly estimated tax payments to the Connecticut DRS as well as the IRS.
The Connecticut Business Economy
Connecticut has a large professional services economy — particularly in Fairfield County, which is home to many hedge funds, financial firms, and consultants. Its proximity to New York City makes it a popular location for professionals who work with NYC clients but prefer Connecticut's lower property costs and quality of life.
Everything You Need to Invoice Professionally
Custom logo, tax rate field you control, multiple currencies, unlimited downloads — all completely free.
Why Connecticut Freelancers & Businesses Choose BooInvoice
Connecticut has a diverse economy spanning financial services and hedge funds (Stamford is a major hedge fund hub), insurance, defence manufacturing, healthcare, biotechnology, and a significant professional services freelance community. Whether you're billing local clients or invoicing businesses across the US, professional invoices are essential for getting paid promptly and maintaining accurate records for the IRS and Connecticut Department of Revenue Services.
BooInvoice gives Connecticut businesses a free, simple invoicing tool. Add your business name and details, enter your rates, and download a polished PDF in under two minutes — no subscription, no watermark, no account required.
Key reasons Irish businesses use BooInvoice:
- Professional USD invoices ready in under two minutes
- Add your business name, address, and EIN to every invoice
- Optional tax field — add Connecticut sales tax if applicable, or leave it empty for exempt services
- Unlimited free invoices — no monthly subscription, no surprise charges
Stop wrestling with spreadsheets or paying for invoicing software you barely use. Start invoicing properly today.
Questions from Connecticut Users
Everything you need to know about using BooInvoice as a Connecticut freelancer, sole proprietor, or small business
Do I need to charge sales tax on my Connecticut invoices?
Connecticut's state sales tax rate is 6.35%. Combined with local additions, rates reach 6.35% (no local additions — state rate is uniform statewide). Connecticut's state sales tax rate is 6.35% — applied uniformly statewide with no local additions. Connecticut taxes both tangible goods and a broad range of services, including most professional services provided to businesses and some digital services. Unlike many states, Connecticut may tax certain consulting and professional services, so it's worth verifying whether your specific service type is taxable with the Connecticut DRS. Always verify your specific obligations with the Connecticut Department of Revenue Services or an accountant.
What should a Connecticut invoice include?
A professional Connecticut invoice should include your business name and address, a unique invoice number, the invoice date and payment due date, your client's name and address, a clear description of the goods or services provided, your rates or fees, and the total amount due. If you collect sales tax, include your tax registration number and show it as a separate line.
Is BooInvoice free for Connecticut businesses?
Yes — completely free. You can create unlimited invoices, upload your logo, and download professional PDFs without paying anything. An optional free account lets you save client records and invoice history.
Does Connecticut have a state income tax?
Connecticut has a state income tax of 2%–6.99%. Self-employed individuals must make quarterly estimated payments to the Connecticut Department of Revenue Services as well as the IRS.
Can I invoice clients in other states or countries?
Yes. BooInvoice supports USD and many other currencies. Connecticut-based businesses commonly invoice clients across the US and internationally — simply set the currency to match what you and your client have agreed.
Start Invoicing Professionally Today
Join Connecticut freelancers, sole proprietors, and small businesses using BooInvoice to create professional invoices and get paid faster.
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