It is not part of the tax return. It is filed separately. The form 56 is filed at the tax center where the person for whom you are acting is required to file. Here are the Instructions for Form 56, Notice Concerning Fiduciary Relationship with when and where to file on the first page.
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"
