- The Office
About The Office:
Resources:
Physical Address:
State Capitol, Room 260
1301 6th Avenue Helena, MT 59620Mailing Address:
P.O. Box 202801
Helena, MT 59620-2801 - Business & UCC
Access your business documents 24/7.
- Register a new business or maintain your existing business registration by signing into the online filing portal at https://biz.sosmt.govÂ
- Login with your username and password, or click the login button to create your user profile and sign in.
- Registering a new business? Start a new business application on the Forms page.
- Already registered? Search for your business record, then click on its name. Go to the Filing Actions button to find the form you need.
Contact:
Business Entity & UCC: (406) 444-3665
Fax: (406) 444-3976Email: sosbusiness@mt.gov
Physical Address:
State Capitol, Room 260
1301 6th Avenue Helena, MT 59620Mailing Address:
P.O. Box 202801
Helena, MT 59620-2801 - Elections
Elections & Voter
Help CenterLet the Elections Help Center be your guide on your journey toward becoming an informed and empowered voter.
More InfoCandidates:
Contact:
Elections Help Line: (406) 444-9608
Fax: (406) 444-2023Email: soselections@mt.gov
Physical Address:
State Capitol, Room 260
1301 6th Avenue Helena, MT 59620Mailing Address:
Election & Voter Services Division
P.O. Box 202801 Helena, MT 59620-2801 - Notary & Apostilles
- ARM
ARM:
Email: sosarm@mt.gov
Physical Address:
State Capitol, Room 260
1301 6th Avenue Helena, MT 59620Mailing Address:
P.O. Box 202801
Helena, MT 59620-2801 - Land Board