Wisconsin Statutes Probate (Ch. 851 to 882) § 854.15. Revocation of provisions in favor of former spouse or former domestic partner

(a) “Disposition of property” means a transfer, including by appointment, of property or any other benefit to a beneficiary designated in a governing instrument.

(b) “Divorce, annulment or similar event” means any of the following:

(c) “Former spouse” means a person whose marriage to the decedent or domestic partnership with the decedent has been the subject of a divorce, annulment or similar event.

(d) “Relative of the former spouse” means an individual who is related to the former spouse by blood, adoption or marriage and who, after the divorce, annulment or similar event, is not related to the decedent by blood, adoption or marriage.

(a) Revokes any revocable disposition of property made by the decedent to the former spouse or a relative of the former spouse in a governing instrument.

(b) Revokes any disposition created by law to the former spouse or a relative of the former spouse.

(c) Revokes any revocable provision made by the decedent in a governing instrument conferring a power of appointment on the former spouse or a relative of the former spouse.

(d) Revokes the decedent's revocable nomination of the former spouse or a relative of the former spouse to serve in any fiduciary or representative capacity.

(e) Severs the interests of the decedent and former spouse in property held by them as joint tenants with the right of survivorship or as survivorship marital property and transforms the interests of the decedent and former spouse into tenancies in common.

(5) Exceptions. (am) This section does not apply if any of the following applies:

(bm) If the transfer is made under a governing instrument and the person who executed the governing instrument had an intent contrary to any provision in this section, then that provision is inapplicable to the transfer. Extrinsic evidence may be used to construe the intent.