Form W-9 — Massachusetts Bureau of Revenue, Division of Taxes — Business Division 3 Check appropriate box for federal tax classification of the Cambridge, MA 02138. You will need to verify your federal TIN or its equivalent, and complete the forms. You will need to select one of the options below. 4 Check appropriate box to indicate that you have requested to be considered the owner of the property involved in your business. You will need to verify your address. Select from the list of Massachusetts cities or towns that you do business in and enter the street address where the property is located. Click “Make Corrections” to indicate any errors and to provide additional information. You will need to identify the property involved when you receive the Form W-9. 5 You should specify the name of the person to whom the Form W-9 is being provided, the business entity you are a part of, and the name of the person or business entity to whom you are contracting to provide the services. Make corrections for anything that is incorrect. You will need to indicate your mailing address, business establishment and, if you are a corporation, your IRS Employer Identification Number or EIN. You will need to provide the name, address, and TIN of the person to whom you are authorizing to bill for services and for whom a copy of the contract with that provider is provided, if applicable. If you have already contracted with a provider in the past, you need only make corrections for things such as your TIN or EIN if you are now using another provider. You should indicate on the form whether any service is to be rendered for a fee or other thing of value, such as a subscription. If you are a sole proprietorship or partnership and have authorized the provider for the billing and collection of fees or other thing-of-value, you will need to verify with the provider that this is permitted. Be sure to get your own copy of any information provided by the provider and keep a copy for your records. You will need to provide a signed copy of your completed Form W-9 with the following information in the space provided by the employer for the name and address the TIN of the person requesting payment. Your mailing address You will need to enter the name, address, and TIN of the person requesting payment.