March 23, 2018 21:48 Updated Follow Register with your local county recorder. List of county recorders- http://www.in.gov/sos/business/2447.htm . Related articles How do I register a new business? Where do I find information to start a new business? How do I register a Business Name DBA (Doing Business As)? How do I register as a vendor with the State of Indiana? How do I obtain a state tax number to collect sales tax?