Such company at the time of making its annual report shall pay
to the commissioner a filing fee of twenty-five dollars, all fees
so collected to be used for the purposes specified in section
thirteen, article three of this chapter. No other fees or taxes
shall be levied against such companies except the agent's license
fee, the form filing fee required by the provisions of section
thirty-four, article six of this chapter and the expenses of
examination thereof by the commissioner.