Connecticut New Employer Information
Federal and State Tax Accounts
Federal Tax Accounts:
- Your business will need to have an Employer Identification Number (also known as an EIN or FEIN), if you do not already have one.
- The simplest way is to apply for an EIN with the IRS online. There is no cost to apply for an EIN.
- To read more about applying for EINs, read our help article, “Your Step-by-step Guide on How to Apply for EIN”.
State of Connecticut Tax Accounts
- New employers in Connecticut will also need to register online with the Connecticut Department of Labor for a state unemployment insurance (SUI) tax account.
- New employers in Connecticut must register with the CT Paid Leave Authority for paid family leave. You can register for Connecticut PFMLA on the state website.
Setting Up Your New Employee
- Have your new employee fill out Form W-4, Employee’s Withholding Certificate. This will be used for federal income taxes (FIT).
- For more information, read our help article, “Updates to the Income Tax Withholding Tables and What You Need to Know”
- Have your new employee fill out Form CT-W4, State of Connecticut Employee’s Withholding Certificate. This is used for Connecticut state income withholding (SIT).
- Report all new hires online with the Connecticut Department of Labor’s Online New Hire Reporting System within 20 days from the date of hire or rehire.
- For more information, read “What Is New Hire Reporting?”
Once you have all the necessary information, you will be able to set up your payroll for your business.
You need to keep employee payroll records for a minimum of three years. For more information, read our help article, “What Employers Should Know About Employee Payroll Records”
This is not an all-inclusive list and employers should contact their state and local government for a full list of compliances.
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