113.31—Same party as principal and surety; attorney in fact.

(a) Same party as principal and surety. The same person, partnership, or corporation cannot be both principal and surety on a bond.
(b) Attorney in fact for principal or surety. In executing a bond, a person may act as:
(1) Attorney in fact for both principal and surety;
(2) Surety and attorney in fact for the principal; or
(3) Principal and attorney in fact for the surety.