Vt. Stat. Ann. tit. 14, § 2964

A bond given to a Probate Division of the Superior Court by a guardian under a void or voidable appointment shall be valid. If he or she is appointed guardian, as provided in section 2961 of this title, a new bond need not be required, if, in the opinion of the Probate Division of the Superior Court, the first bond given is sufficient.