Self-proved will
Wis. Stat. § 853.04
in effect(1) One-step procedure. A will may be simultaneously executed, attested and made self-proved by the affidavit of the testator and witnesses. The affidavit must be made before an officer authorized to administer oaths under the laws of the state in which execution occurs and must be evidenced by the officer’s certificate, under official seal, in substantially the following form:
(2) Two-step procedure. An attested will may be made self-proved at any time after its execution by the affidavit of the testator and witnesses. The affidavit must be made before an officer authorized to administer oaths under the laws of the state in which the affidavit occurs and must be evidenced by the officer’s certificate, under official seal, attached or annexed to the will in substantially the following form:
(3) Effect of affidavit. The effect of an affidavit in substantially the form under sub. (1) or (2) is as provided in s. 856.16.
Source: WI Statutes (Official Site)URL: https://docs.legis.wisconsin.gov/document/statutes/853.04Fetched: 10/7/2026