Tenn. Code Ann. § 48-103-403: "Authorized corporation" defined

"Authorized corporation" means a foreign corporation which is required to obtain a certificate of authority from the Tennessee secretary of state and which meets two (2) or more of the following tests:

(1) The corporation has its principal place of business located in this state;

(2) The corporation has the principal office or offices or place or places of business of significant subsidiaries, representing in the aggregate not less than twenty (20%) of such corporation's consolidated net sales, located in this state;

(3) A majority of such corporation's fixed assets, including those of any subsidiary, located in the United States, as valued by reference to the balance sheet at the end of its most recent fiscal year, are located in this state;

(4) More than ten percent (10%) of the beneficial owners of the voting stock or more than ten percent (10%) of such corporation's shares of voting stock are beneficially owned by residents of this state;

(5) The corporation, including any significant subsidiary, employs more than two hundred fifty (250) individuals in this state or has a combined annual payroll paid to residents of this state which is in excess of five million dollars ($5,000,000);

(6) The corporation, including any significant subsidiary, produces goods and/or services in this state which result in annual gross receipts in excess of ten million dollars ($10,000,000);

(7) The corporation, including any significant subsidiary, has physical assets and/or deposits, including those of any subsidiary, located within this state which exceed ten million dollars ($10,000,000) in value.