Most businesses or their owners are required to pay income tax on a monthly, quarterly, or annual basis. Other taxes that might be required are: unemployment tax, worker's compensation, payroll tax, sales tax. It is your responsibility to inform yourself and to comply with the state and federal tax filing requirements.
The Massachusetts Department of Revenue provides an online “Guide to Massachusetts Tax and Employer Obligations which provides specific information on a variety of state tax obligations. DOR also offers a free Small Business Workshop designed to walk you through your tax obligations. This workshop is co-sponsored by the IRS and also covers important federal tax issues. Registration is accepted online or by phone.