How Many EIN Numbers Can I Have? In the United States, there is no specific limit on the number of Employer Identification Numbers (EINs) an organization or individual can have. However, each EIN must be tied to a separate business entity or purpose, and the IRS recommends against obtaining multiple EINs for the same business without a valid reason. Generally, a sole proprietor only needs one EIN for their main business, while additional EINs may be necessary if they start new businesses, hire employees for different ventures, or operate multiple entities requiring separate tax reporting. Each EIN must be applied for individually and used solely for its designated business.
Each separate legal entity, such as a corporation, partnership, trust, or sole proprietorship, generally must have its own unique EIN. There are rules that a business must meet to have more than one EIN number. Among these;
