(a) rates for the transportation of household goods under the authority of the principal carrier;
(b) accessorial, terminal, storage, or other charges for services incidental to the transportation of household goods transported under the authority of the principal carrier;
(c) allowances relating to the transportation of household goods under the authority of the principal carrier; and
(d) ownership of a motor carrier providing transportation of household goods subject to the jurisdiction of the commissioner under this chapter by an agent, or membership on the board of directors of any such motor carrier by an agent.