Any regional or local advisory board may, with the previous approval of the director, employ such personnel as may be necessary in the performance of its duties and shall adopt regulations for its conduct. Each such board shall submit a budget of its expenses to the director for his approval.

The funds to be used for the maintenance of each such board shall be paid from the proceeds of assessments and licenses which are paid to the director under the plan of any area which is represented upon verified claims that are presented by the board to the director. A regional or local advisory board shall not incur any expenses except those for per diem and mileage, unless the expenses are approved by the director.