A New York boat bill of sale is a document recording the sale of a boat between a seller and a buyer. Signature of Seller.The completed form will include a description of the watercraft, the purchase price, and both parties' signatures. Bill of Sale to a Motor Vehicle. MV-028. Pdf, Map for TxDMV and Harris County Tax Office Main Location. MV-050. The details below should be entered into the bill of sale's highlighted fields (fillable online):. 1. Enter the seller's name and address. For assistance in completing this form, contact your county tax assessor-collector. Affidavit of Motor Vehicle Gift Transfer (Texas Comptroller of Public Accounts Form), 14-317. For information to process necessary transactions while we are closed, click on the COVID-19 automobile and property tax pages in the left navigation bar.