Va. Code § 46.2-2090
Every common carrier regulated pursuant to this article shall file with the Department at least thirty days before the effective date, and make available for public inspection, tariffs showing all the rates, fares and charges for transportation, and all services in connection therewith, of passengers between points on its own route and points on the route of any other such carrier, or on the route of any common carrier by railroad, air, or water, when a through route and joint rate shall have been established. Such rates, fares, and charges shall be stated in terms of lawful money of the United States. The tariffs required by this section shall be published, filed, and posted in such form and manner, and shall contain such information as the Department may prescribe. The Department is authorized to reject any tariff filed with it that is not in consonance with this section. Any tariff rejected by the Department shall be void, and its use shall be unlawful.
Va. Code § 46.2-2090