Title to all property acquired by the board and the revenues and income therefrom is in the State of California. The title to any moneys, revenues, sinking funds, reserve funds and other funds created by this article and the income thereof pledged to the payment of the principal or interest or any bonds issued thereunder is subject to trusts declared in favor of the bondholders. All such property, and the income therefrom, are exempt from all taxation by the State of California or by any county, city and county, city, district, political subdivision or public corporation thereof.