Security Instruments include deeds of trust, mortgages and other grants of security interest such as assignments of leases and rents. Required elements for a document to be an insurable Deed of Trust: a.Must be in writing. b. Edit, sign, and share Assignment of Lease and Rent from Borrower to Lender - North Carolina online. After Recording, return the executed document back to the originating lender within 24 hours of closing. (2). Recording data. – The book and page number or document number that indicates where an instrument is recorded in the office of the register of deeds. North Carolina Association of Registers of Deeds > Recording Fees. Trustee's Satisfaction of Security Instrument: The Trustee or Substitute Trustee may submit a "Trustee's Satisfaction of Deed of Trust.