Wisconsin Voluntary Paternity Acknowledgment (F-05024)
Official state formParentage and paternityForm F-05024Free downloadLast verified November 14, 2026
Form for unmarried parents to sign in front of a notary to make the father the legal father. It is mailed with the fee to the Wisconsin State Vital Records Office after the birth, which adds the father to the birth certificate.
Who can use this form
- Biological parents who were not married to each other when the child was born. Both must be 18 or older.
- Not usable if the mother was married to another man at any time from conception to birth, unless a court has declared that he is not the father.
- Each parent signs in front of a notary public. The parents can sign at different times and use different notaries.
What to send with it
- The completed form with both parents' signatures and the notary sections completed and sealed.
- A check or money order payable to State of Wis. Vital Records.
- A certified court order if a husband listed on the birth certificate is to be removed.
- Mail it after the birth of the child. Use a separate form for each child of a multiple birth.
Where to send it
- Mail to
- State Vital Records Office ATTN: VPA P.O. Box 309 Madison, WI 53701-0309
- State fee
- Filing fee $10 to add the father when no other man is listed, or $20 to add the father and remove a husband. One certified copy of the new birth certificate $20; each additional copy $3. All as printed on the form. The filing fee does not include copies.
- Typical processing
- Not provided
- Form revision
- Rev. 05/2016
- Source
- Official government page