Use Form 1065-X, if you are not filing electronically, to: Correct items on a previously filed Form 1065, Form 1065-B, or Form 1066. The purpose of this article is to provide partnerships a guide to the various filing procedures and tax forms to use to modify a previously filed Form 1065.George L. Allen, Sr. Courts Building - 600 Commerce Street, Suite 103, Dallas, TX 75202. You can file an amended 1065 return electronically. We'll outline everything you need to know, including a potential opt out for certain partnerships using Schedule B2 (Form 1065). The official website of the Texas House of Representatives. Here you can find more information about the 150 men and women who represent house districts. Out amendment, and submitted a report thereon. Register, and is issued monthly in cumulative form. Chapter 22 of the AFM does not currently contain guidance on the adjudication of Form N4oo.