Oklahoma Fictitious Name Forms, Limited Partnerships and Limited Liability Companies (Title 54) are sets of rules and regulations that provide guidance to business owners in the state of Oklahoma when filing for a business name. Fictitious Name Forms are required for businesses that do not use their own name and must be registered with the Oklahoma Secretary of State. Limited Partnerships are business entities that share profits between the partners, with one of the partners having limited liability in the case of debts or lawsuits. Limited Liability Companies are business entities that provide limited liability protection to its owners, as well as taxation benefits. The types of Oklahoma Fictitious Name Forms, Limited Partnerships and Limited Liability Companies (Title 54) include Single Member LLC, Multi-Member LLC, Series LLC, Limited Partnership, Professional Limited Liability Company, and Non-Profit Corporation.