PART II. MORTGAGES ON RURAL PROPERTY
§5321. Definitions
As used in this Part:
(1) "Instrument" means any instrument, whether or not negotiable, which evidences the indebtedness of one or more persons.
(2) "Rural Property" means a tract of land which is at least forty acres in area and from which at least seventy-five percent of the income derived is from agricultural or livestock purposes or mineral income and which is not located within the territorial limits of any incorporated municipality.