New York Change in Mailing Address for Certain Real Estate Transfer Tax Forms if Using a Private Delivery Service is a process that requires the taxpayer to send their real estate transfer tax forms to a specific address if they are using a private delivery service. This process applies to all taxpayers who are filing a Real Property Transfer Tax Form TP-584, TP-584-RPTT, or TP-584-RPTT-E. The taxpayer must use the designated address for the particular form being filed and include the appropriate delivery service code. The New York Change in Mailing Address for Certain Real Estate Transfer Tax Forms if Using a Private Delivery Service has two different types of forms: TP-584, and TP-584-RPTT-E. For TP-584 forms, the forms must be mailed to the following address: NYS TAX DEPARTMENT ATTN: RP-584 FILING UNIT W A HARRIMAN CAMPUS ALBANY NY 12227-0801 The taxpayer must use the appropriate delivery service code for their private delivery service, such as FedEx or UPS. The taxpayer must also include their name, address, and phone number on the form. For TP-584-RPTT-E forms, the forms must be mailed to the following address: NYS TAX DEPARTMENT ATTN: RP-584-RPTT-E FILING UNIT W A HARRIMAN CAMPUS ALBANY NY 12227-0801 The taxpayer must use the appropriate delivery service code for their private delivery service, such as FedEx or UPS. The taxpayer must also include their name, address, and phone number on the form. In summary, New York Change in Mailing Address for Certain Real Estate Transfer Tax Forms if Using a Private Delivery Service is a process that requires taxpayers to send their real estate transfer tax forms to the designated address if they are using a private delivery service. There are two different types of forms, TP-584 and TP-584-RPTT-E, which require different addresses. The taxpayer must include the appropriate delivery service code and their name, address, and phone number on the form.