32-9-3.5 Fee for commercial use of motorbus--Gross maximum weight. 32-9-4 Motor carriage as affected with public interest--Unusual impairment of highway 32-9-5 Presumption that motor carrier makes unusual use of highways. 32-9-6 Application to county treasurer--Nonresidents--Contents of application--Violation as misdemeanor. 32-9-7 Issuance of receipt, commercial motor vehicle certificate, and plates--Conspicuous display--Mailing fees--Violation as misdemeanor. 32-9-8