(h) As used in this Section, the term "control" means power, directly or indirectly, to direct the management or policies of the trust company or to vote 25% or more of the outstanding stock of the trust company. If there is any question as to whether a change in control application should be filed the question shall be resolved in favor of filing the application with the Commissioner. As used in this Section, "substantially all" the assets or liabilities or the trust assets or trust liabilities of a trust company means that portion such that their transfer will materially impair the ability of the trust company to continue successful, safe, and sound operations or to continue as a going concern.