Exemption applications must be filed with your local assessor's office. See our Municipal Profiles for your local assessor's mailing address.Fill out and complete the PDF to order a copy of a Business Certificate. Sales of tangible personal property are subject to New York sales tax unless they are specifically exempt. Sales of services are generally exempt. Note: This form must be downloaded to your device in order to be filled out properly. It must be opened in Adobe Acrobat Reader. These are electronic federal tax forms, equivalent to a paper 1040 and are designed for taxpayers who are comfortable filling out IRS tax forms. DO NOT complete the Personal Property. Tangible personal property used in research and development business .