Revised Corporation Code
Section 38. Power to Deny Preemptive Right. - All stockholders of a stock corporation shall enjoy preemptive right to subscribe to all issues or disposition of shares of any class, in proportion to their respective shareholdings, unless such right is denied by the articles of incorporation or an amendment thereto: Provided, That such preemptive right shall not extend to shares issued in compliance with laws requiring stock offerings or minimum stock ownership by the public; or to shares issued in good faith with the approval of the stockholders representing two-thirds (2/3) of the outstanding capital stock in exchange for property needed for corporate purposes or in payment of previously contracted debt.