I want start new business. Where can I register my business?
You have to find specific rules to register your business in your state.
You can get started using this link – http://sba.gov
You can view state specific requirements from this link – https://www.sba.gov/starting-business/choose-register-your-business/register-state-agencies
If you are not sure, its good idea to consult with business attorney in your state.