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Employer Tax Obligations

Learn the requirements which come with being an employer in Massachusetts.

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Updated: November 10, 2022

An employer is any person, corporation or organization for whom an individual performs a service as an employee. Topics within these pages range from obtaining workers' compensation insurance to fulfilling employer obligations for state employment security taxes. Other subjects include registering your business with MassTaxConnect and related tax types including withholding of wages.

What would you like to do?

Top tasks

Register Your Business with MassTaxConnect  Apply for an Employer Identification Number (EIN)  

All other tasks

Learn about withholding tax on wages from the Department of Revenue   Learn about withholding income for child support as an employer from the Department of Revenue  Learn how to report new hires to the Department of Revenue  Learn about unemployment insurance from the Department of Unemployment Assistance   Learn about wage reporting from the Department of Unemployment Insurance   Learn about workers' compensation from the Department of Industrial Accidents 

What you need to know

Step by Step: Employer Tax Obligations  Sales and Use Tax  Corporate Excise Tax  Massachusetts Form W-2 Responsibilities for Employers   Massachusetts Form 1099 Filing Requirements   Health Care Reform for Employers 

Contact Information

Phone

Tax Department Call DOR Contact, Tax Department at (617) 887-6367
Toll-free in Massachusetts Call DOR Contact, Toll-free in Massachusetts at (800) 392-6089

9 a.m.–4 p.m., Monday through Friday

Online

Contact DOR 
Log in to MassTaxConnect 
Sign up for DOR updates 
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