Crediting of overpayments on joint returns.
For married persons, unless within 20 days after the date of the notice under par. (c) the nonobligated spouse shows by clear and convincing evidence that the overpayment, refundable credit or refund is the nonmarital property of the nonobligated spouse, notwithstanding s. 766.55 (2) (d), the department may credit overpayments, refundable credits and refunds, including any interest allowed, resulting from joint returns under this chapter as follows, except that no person has any right to, or interest in, any overpayment, refundable credit, or refund, including any interest allowed, under this chapter until setoff under ss. 49.855, 71.93, and 71.935 has been completed: