California Code, Corporations Code - CORP § 9142

(1) The corporation, a member, or a former member asserting the right in the name of the corporation, provided that for the purpose of this paragraph the provisions of Section 5710 shall apply to such action.

(2) An officer of the corporation.

(3) A director of the corporation.

(4) A person with a reversionary, contractual, or property interest in the assets subject to such trust.

(1) All of the parties to the contract are parties to the action;

(2) No party to the contract has, in good faith and without actual notice of the restriction, parted with value under the contract or in reliance upon it;  and

(3) It is equitable to do so.

(1) Unless, and only to the extent that, the assets were received by the corporation with an express commitment by resolution of its board of directors to so hold those assets in trust.

(2) Unless, and only to the extent that, the articles or bylaws of the corporation, or the governing instruments of a superior religious body or general church of which the corporation is a member, so expressly provide.

(3) Unless, and only to the extent that, the donor expressly imposed a trust, in writing, at the time of the gift or donation.