020) since January 1, 1995. Hey Buddy Buck here!By law, most sellers of real property must provide a completed Seller Disclosure Statement (aka Form 17) to any buyer. Almost every home seller in WA must complete a Seller Disclosure Statement, aka the Form 17. Learn more, and get a copy you can use for free! Understand key disclosure requirements for sellers in Washington state and learn how to comply effectively. In today's video, attorney Darcel Lobo describes the Seller Disclosure Form, what it includes, and how it works. Complete this form and file it with Form ST-8 to compute taxable sales sourced to Virginia localities. Be sure to complete all columns. Middlesex County home sales for the week of Nov.