You may file for the Property Tax Refund on paper or electronically. The due date is August 15.Minnesota counties collect Mortgage Registry Tax when a mortgage securing a debt amount is presented for recording. Borrower makes and includes in this Mortgage the following covenants and provisions set forth in. Minn. Stat. Complete and print the enrollment form (PDF, 1MB). This Forms Guide and Glossary provides an overview of required and optional forms and worksheets for our Mortgage Loan Programs. The County will always send out a copy of the Tax Statement to the property owner for your records. Establish property records and record real estate transactions within Hennepin County. Mortgage Registration Tax: This is a tax from your state and county that most Minnesota mortgage borrowers must pay. The information must be filed on the right-hand side of the case binder immediately behind the credit report.