The municipal finance officer shall immediately mail to the owners of each lot, parcel, or piece of land as shown by the special assessment roll, a notice specifying the amount of the assessment, the number of installments, the date of the approval of the assessment roll, and a statement that any number of the installments may be paid without interest at the office of the finance officer within thirty days from the date of approval of the roll, after which the unpaid balance will draw interest at the rate fixed by the governing body from the date of the approval of the assessment roll.
SDCL 9-43-99