There is hereby established a similar standing committee of the House of Delegates of this state, to be officially known as the "house committee on interstate cooperation," to consist of seven members of the House of Delegates. The members and the chairman of this committee shall be designated in the same manner as is customary in the case of the members and chairmen of other standing committees of the House of Delegates. In addition to the regular members, the Speaker of the House of Delegates shall be ex officio an honorary nonvoting member of this committee.