Notwithstanding the provisions of any other section of this division, if a holder of title to land enters into a contract for the sale of the land on deferred installments of the purchase price, the purchaser named in the contract is entitled to cast one-half of the vote allotted to such land at any district election if all the following have occurred:
For the purposes of this section, the county assessor shall, at the request of any purchaser, separately assess and separately list all such lands upon the assessment roll.
Ca. Water Code § 41006