A properly-worded sub2 deed expressly states that the buyer will not be assuming responsibility for any debts or liens against the property. The TREC unimproved property contract is one of the most important contract forms in Texas.But do you know when to use it? When the MCC holder files his or her taxes each year, the borrower must fill out IRS Form 8396 (Mortgage. This article discusses different types of shared real estate ownership. Remember that real estate ownership is a complicated area of law. 1914 STATE OF TEXAS CHATTEL MORTGAGE DOCUMENT - OFC-1. Gather all the necessary documents and fill out the forms accurately and completely. B. All contractors and subcontractors must fill out the "Contractors. Registration Form" which can be obtained at the City of Manvel Building.