641—191.7 (135) Expenses of advisory body members. The following may be considered necessary expenses for reimbursement of advisory body members when incurred on behalf of advisory body business and are subject to established state reimbursement rates:
	  1. 	 Reimbursement for travel in a private car.
	  2. 	 Actual lodging and meal expenses including sales tax on lodging and meals.
	  3. 	 Actual expense of public transportation.