Get the free Connecticut Sales and Use Tax Return

Get Form

We are not affiliated with any brand or entity on this form

Fill out

Complete the form online in a simple drag-and-drop editor.

eSign

Add your legally binding signature or send the form for signing.

Share

Share the form via a link, letting anyone fill it out from any device.

Export

Download, print, email, or move the form to your cloud storage.

Why pdfFiller is the best tool for your documents and forms

Learn more about security

End-to-end document management

From editing and signing to collaboration and tracking, pdfFiller has everything you need to get your documents done quickly and efficiently.

Accessible from anywhere

pdfFiller is fully cloud-based. This means you can edit, sign, and share documents from anywhere using your computer, smartphone, or tablet.

Secure and compliant

pdfFiller lets you securely manage documents following global laws like ESIGN, CCPA, and GDPR. It's also HIPAA and SOC 2 compliant.

What is connecticut sales and use

The Connecticut Sales and Use Tax Return is a state tax document used by businesses in Connecticut to report and pay sales and use tax.

pdfFiller scores top ratings on review platforms

Show more Show less

Fill fillable connecticut sales and use form: Try Risk Free

Rate free connecticut sales and use form

4.6

satisfied

46 votes

Who needs connecticut sales and use?

Explore how professionals across industries use pdfFiller.

Connecticut sales and use is needed by:

Businesses operating in Connecticut
Taxpayers required to report sales and use tax
Paid preparers assisting with tax filings
Companies leasing or renting property in Connecticut
Individuals providing taxable services in Connecticut

Comprehensive Guide to connecticut sales and use

Overview of the Connecticut Sales and Use Tax Return (Form OS-114)

The Connecticut Sales and Use Tax Return, also known as Form OS-114, serves a critical role in ensuring businesses comply with state tax regulations. This form is essential for any business engaging in sales activities within Connecticut, as it outlines tax obligations that must be reported and paid. Notably, filing is mandatory even if no tax is due, underscoring the importance of this document for all business operations in the state.

Purpose and Benefits of the Connecticut Sales and Use Tax Return

Businesses need to complete Form OS-114 to accurately report their sales and use tax obligations as mandated by state law. Proper handling of the document means businesses can avoid penalties and ensure compliance with Connecticut tax obligations. Other benefits include streamlined accounting processes and reductions in the risk of audits due to reporting errors.

Facilitates compliance with state tax laws
Aids in accurate tax reporting
Helps avoid penalties and interests for false reporting

Who Needs to File the Connecticut Sales and Use Tax Return

This tax return must be filed by various types of businesses operating in Connecticut, including retailers, service providers, and non-profits. Each taxpayer is responsible for ensuring accurate submission, which may involve utilizing a paid preparer for assistance. Additionally, obtaining a Connecticut Tax Registration Number is imperative as it identifies the business to the Department of Revenue Services.

Retailers
Service providers
Non-profit organizations

When to File the Connecticut Sales and Use Tax Return

Filing deadlines for Form OS-114 are predetermined and depend on the frequency of tax reporting designated for each business. Businesses must also be aware of the consequences of late submissions, which can result in penalties and interest accruing over time. A calendar detailing these important dates is an essential tool for ensuring timely submissions.

How to Fill Out the Connecticut Sales and Use Tax Return Online

To complete Form OS-114 electronically, follow these steps for an accurate submission:

Log into the state’s tax portal.
Select the Sales and Use Tax Return option.
Carefully enter your gross receipts and report any deductions.
Review all entered data for accuracy before submitting.

Ensuring completeness and accuracy by double-checking entries can help avoid common errors that lead to rejections or requests for correction.

Reviewing Your Connecticut Sales and Use Tax Return

Before submission, reviewing the completed Form OS-114 is crucial. Utilize a checklist to verify that all necessary fields include accurate information. Common errors, such as incorrect tax calculations, can lead to notable delays in processing, so it's advisable to identify and rectify these common pitfalls before submission.

Verify gross receipts
Double-check deduction entries

Submission Methods for the Connecticut Sales and Use Tax Return

Businesses have various methods available for submitting Form OS-114, including electronic submission via the official portal or traditional mail. It’s important to follow instructions for each method to ensure successful acceptance of the return. Additionally, be aware of different payment options for remitting any taxes owed, aiding in efficient handling of tax responsibilities.

Online submission
Mail-in methods
Payment options include checks and electronic payments

Security and Compliance When Filing the Connecticut Sales and Use Tax Return

Ensuring data security while filing Form OS-114 is non-negotiable. Compliance with regulations like HIPAA and GDPR is crucial, particularly when handling sensitive business information. Platforms like pdfFiller incorporate robust security features that safeguard user data, promoting a secure submission environment.

Utilizing pdfFiller to Simplify Your Connecticut Sales Tax Return Process

pdfFiller enhances the process of filling out, signing, and submitting the Connecticut Sales and Use Tax Return. Its user-friendly interface supports the creation of fillable forms and offers eSigning capabilities, which streamline submission operations. The cloud-based platform facilitates document management, making it a valuable resource for Connecticut businesses.

Helpful Resources and Further Assistance

For more information and assistance with completing the Connecticut Sales and Use Tax Return, businesses should refer to official resources provided by the Connecticut Department of Revenue Services. Local tax assistance services can also offer guidance, and pdfFiller's support is available for technical help with the platform.

Official state tax forms
Local tax preparer services
Technical support for pdfFiller users

Last updated on Apr 6, 2026

How to fill out the connecticut sales and use

1.

Begin by accessing pdfFiller and searching for the Connecticut Sales and Use Tax Return form, commonly referred to as Form OS-114.
2.

Once you find the form, click on it to open in the pdfFiller interface. Take a moment to familiarize yourself with the layout.
3.

Before filling out the form, ensure you have your Connecticut Tax Registration Number and any gross receipts data, including details on sales, leases, rentals, labor, and services.
4.

Start filling in the fields marked with blank lines. Use the provided text boxes to type relevant information, such as your business name and address.
5.

Make sure to adequately document all gross receipts earned, and clearly indicate any deductions or exemptions you are entitled to.
6.

When completing the taxpayer's signature field, ensure you sign electronically if required. If you're using a paid preparer, ensure they fill out their respective section on the form.
7.

After filling out all required fields, review the form thoroughly to check for any errors or omissions.
8.

Use the pdfFiller review tools to navigate back through the completed sections for any necessary corrections.
9.

Once satisfied with the completed form, choose the 'Save' option to store your progress or download it for your records.
10.

When ready to submit, follow the submission guidelines provided within the form—make sure to send it to the correct address, typically noted on the form itself, along with any required payment.

FAQs

If you can't find what you're looking for, please contact us anytime!

Contact Support

What are the eligibility requirements to file the Connecticut Sales and Use Tax Return?

Any business operating in Connecticut and engaging in taxable sales, leases, or services is required to file the Connecticut Sales and Use Tax Return, even if no tax is due.

What is the deadline for filing the Connecticut Sales and Use Tax Return?

The Connecticut Sales and Use Tax Return is typically due on a monthly or quarterly basis, depending on the frequency of your sales tax obligations. Always check the official Connecticut State website for specific deadlines.

How do I submit the Connecticut Sales and Use Tax Return?

You can submit the Connecticut Sales and Use Tax Return by mailing the completed form to the address indicated on the form. Alternatively, filing electronically through the Connecticut Department of Revenue Services website may be available.

What supporting documents are needed with the Connecticut Sales and Use Tax Return?

You generally need to provide records of gross receipts, documentation of any deductions or exemptions, and your Connecticut Tax Registration Number. Maintain copies of all supporting materials for your records.

What common mistakes should I avoid when filing this form?

Avoid common mistakes such as failing to include your Connecticut Tax Registration Number, miscalculating gross receipts, or neglecting to sign the form. Double-check all entries before submitting.

What is the processing time for the Connecticut Sales and Use Tax Return?

Processing times vary, but you can typically expect a response within a few weeks after filing. If submitting electronically, processing may be faster.

Are there fees associated with filing the Connecticut Sales and Use Tax Return?

Filing the Connecticut Sales and Use Tax Return itself does not incur a fee, however, you may owe sales tax based on your reported gross receipts that must be paid at the time of filing.