Mortgage Banking Frequently Asked Questions
Who has regulatory authority over national banks? Who do I contact if I have a complaint against a national bank?
National banks are regulated by the Office of the Comptroller of the Currency (OCC).
Complaints against national banks can be forwarded to the Customer Assistance Group (CAG):
OCC Customer Assistance Group
Call: 1-800-613-6743
FAX: 713-336-4301
Hours: 8 a.m. - 8 p.m., Eastern, Monday-Friday
Mail: OCC Customer Assistance Group
1301 McKinney Street, Suite 3450
Houston, TX 77010
Who has regulatory authority over federal savings banks and federal savings and loan associations?
Who do I contact if I have a complaint against a federal savings bank or federal savings and loan association?
Federal savings banks and federal savings and loan associations are regulated by the Office of Thrift Supervision (OTS).
Complaints against federal savings banks and federal savings and loan associations can be forwarded to Consumer Response Center:
OTS Consumer Response Center
Call: 1 (800) 842-6929
Fax: (202) 906-7342
E-mail: consumer.complaint@ots.treas.gov
Hours: Monday through Friday 8:00 a.m. – 5:30 p.m., Eastern Standard Time
Mail: Office of Thrift Supervision
1700 G Street, NW
Washington, DC 20552
Who do I Contact?
Contact Mortgage Banking licensing staff by phone at 608-261-7578 or send your questions via e-mail to
DFIMortgageBanking@Wisconsin.gov.
For system questions, call the NMLS Call Center at 240-386-4444.