U.S. note 31(k)(ii)
(ii) Heading 9903.91.13 applies to articles of China provided for in statistical reporting number 8716.39.0090, or subheadings 8716.90.30 or 8716.90.50, other than intermodal chassis, subassemblies thereof, and parts thereof, of China, provided for in statistical reporting number 8716.39.0090 or in subheadings 8716.90.30 or 8716.90.50, which are subject to the additional duties provided for in heading 9903.91.12.