W. Va. Code § 17-16A-13
(a) The Parkways Authority is hereby authorized to fix, revise, charge and collect tolls and fees for the use of each parkway project and the different parts or sections thereof and to fix, revise, charge and collect rents, fees, charges and other revenues, of whatever kind or character, for the use of each economic development project or tourism project, or any part or section thereof, and to contract with any person, partnership, association or corporation desiring the use of any part thereof, including the right-of-way adjoining the paved portion, for placing thereon telephone, fiber optic or other data transmission lines or devices, electric light, power or other utility lines, gas stations, garages, stores, hotels, restaurants and advertising signs, or for any other purpose except for tracks for railroad or railway use, and to fix the terms, conditions, rents and rates of charges for such use: Provided, That the Parkways Authority may not charge tolls or fees for transit over an existing road without express legislative authorization for the charging of such tolls or fees: Provided, however, That an existing road does not include the West Virginia Turnpike, new lanes or new sections of an existing road, the replacement or construction of any bridge or tunnel, or related facilities. Such tolls, rents, fees and charges shall be so fixed and adjusted in respect of the aggregate of tolls, or in respect of the aggregate rents, fees and charges, from the project or projects in connection with which the bonds of any issue shall have been issued as to provide a fund sufficient with other revenues, if any:
(2) to pay the principal of and the interest on such bonds and related costs and expenses as the same shall become due and payable, and to create reserves for such purposes; and (3) to comply with any covenants under any trust agreement securing any bonds issued by the Parkways Authority, or any predecessor thereof, or to maintain bond credit ratings. Such tolls, rents, fees and other charges shall not be subject to supervision or regulation by any other commission, board, bureau, department or agency of the state. The tolls, rents, fees, charges and all other revenues derived from the project or projects in connection with which the bonds of any issue shall have been issued, except such part thereof as may be necessary to pay the cost of acquiring, constructing, reconstructing, maintaining, improving, repairing and operating such project or projects and to provide such reserves therefor as may be provided in the resolution authorizing the issuance of such bonds or in the trust agreement securing the same, shall be set aside at regular intervals as may be provided in the resolution or the trust agreement in a sinking fund which is hereby pledged to, and charged with, the payment of: