Miss. Code § 27-5-71
The term "inspection station" as used in Sections 27-5-71 through 27-5-77, Mississippi Code of 1972, shall be deemed to mean and include establishments, either permanent or of a temporary nature, set up adjacent to or near any highway, road, street or other way or place of vehicular travel within the State of Mississippi, for the purpose of aiding in the enforcement and administration of the laws of this state with reference to the levying and collection of taxes on gasoline, oil and other petroleum products; the laws relating to the grades, standards and specifications of gasoline, oil and other petroleum products; the laws relating to the levying and collection of motor vehicle privilege license taxes or other motor vehicle taxes; the laws relating to the size and weight of vehicles operating or to be operated on the roads, streets or highways of this state or with reference to other physical qualifications of any vehicle to be operated on such roads, streets or highways; laws with reference to the nature and extent of any cargo being or to be transported over the roads, streets or highways of this state; the laws with reference to the fitness of a driver or operator of any vehicle which is being or is to be operated over the roads, streets or highways of this state; and laws with reference to the inspection of any vehicle, driver or operator, or cargo when the roads, streets or highways of this state are being or are to be traversed.
Miss. Code § 27-5-71