Ariz. Rev. Stat. § 44-1460
A. Any person, partnership, corporation, firm, association, society, foundation, federation or organization doing business in this state or any foreign corporation licensed to exercise its corporate powers in this state, may register with the secretary of state, on a form to be furnished by the secretary of state, the name, title or designation under which the applicant is operating, setting forth at least the following information:
5. A statement that the applicant has conducted a search and found that the trade name, title or designation is distinguishable on the record from both of the following: