The Securities Act (Title 12, Government Code) does not apply to:
(1) a note, bond, or other evidence of indebtedness issued by a corporation doing business in this state to the United States;
(2) an instrument executed to secure a debt of a corporation to the United States; or
(3) the issuance of a membership certificate or stock certificate of a corporation.
Official text of the Texas Water Code as published by the Texas Legislative Council.