No member of the commission or member of a committee established by the commission who is a nonmember of the commission shall receive a salary. Each member of the commission, except ex officio government members, and each member of a committee established by the commission who is a nonmember of the commission, may receive an amount not to exceed one hundred dollars ($100) per day, as established by the commission. This amount shall be paid for each day spent in actual attendance at, or in traveling to and from, meetings of the commission or committees of the commission, or on special assignment for the commission, as approved by the commission. Members shall also receive necessary traveling expenses and meal allowances, as approved by the commission.