Montana Request for a New Birth Certificate
Official state formParentage and paternityFree downloadLast verified November 10, 2026
Both parents use this form to ask Montana Vital Records for a new birth certificate after paternity is established. They may also change the child's last name, one time only.
Who can use this form
- The natural mother and the father
- Both parents must sign before a notary
- Only the child's last name can be changed; later changes to the surname require a court order
What to send with it
- The original notarized form
- A certified court order determining paternity, or an original notarized DPHHS Paternity Acknowledgment signed by both parents
- A photocopy of either parent's current valid state ID, with current mailing address and phone number noted
- The $41.00 fee by check, cashier's check or money order payable to Montana Vital Records
Where to send it
- Mail to
- Montana Vital Records PO Box 4210 Helena, MT 59604-4210
- State fee
- $41.00 processing fee, which covers one certified copy of the amended birth certificate. Only one $41.00 fee is due when this form is sent together with the Paternity Acknowledgment.
- Typical processing
- Not provided
- Source
- Official government page