(a) No person in the Beaumont-Port Arthur, Bexar County, Dallas-Fort Worth, El Paso, and Houston-Galveston-Brazoria areas, as defined in §115.10 of this title (relating to Definitions), shall allow a tank-truck tank to be filled with or emptied of gasoline at any facility subject to §115.214(a)(1)(C) or §115.224(2) of this title (relating to Inspection Requirements; and Inspection Requirements), or filled with non-gasoline volatile organic compounds (VOC) having a true vapor pressure greater than or equal to 0.5 pounds per square inch absolute under actual storage conditions at any facility subject to §115.214(a)(1)(C) of this title, unless the tank-truck tank has passed a leak-tight test within the past year as evidenced by a prominently displayed certification affixed near the United States Department of Transportation certification plate which:(1) shows the date the tank-truck tank last passed the leak-tight test required by §115.235 of this title (relating to Approved Test Methods); and(2) shows the identification number of the tank-truck tank.(b) No person in the covered attainment counties, as defined in §115.10 of this title, shall allow a gasoline tank-truck tank to be filled or emptied at any facility subject to §115.214(b)(1)(C) or §115.224(2) of this title unless the tank-truck tank has passed a leak-tight test within the past year as evidenced by a prominently displayed certification affixed near the United States Department of Transportation certification plate which:(1) shows the date the gasoline tank-truck tank last passed the leak-tight test required by §115.235 of this title; and(2) shows the identification number of the tank-truck tank.