You have two options here:
- You can file your tax return by mail and attach that form to the return.
- You can e-file the return and mail in the form along with Form 8453 (a transmittal form TurboTax will generate for you to print) to the following address:
Internal Revenue Service
Attn: Shipping and Receiving, 0254
Receipt and Control Branch
Austin, TX 73344-0254
