7/23/1992 Protest No. 2002-2-100095; Diesel Engines; Hanging Tractors; Agricultural Use; Log Skidders; HQ 081641; Norman E. Jensen, Inc. v. U.S.; 8408.90.90 4/24/1995 PRD 1401-94-100350; Compression-Ignition Engines for Agricultural Tractors; Actual Use Certificates, Additional U.S. Rule 1(b); Section 10.138, Customs Regulations (19 CFR 10.138) 12/1/1998 PRD 3901-97-102069; Internal Combustion Engines for Use With Agricultural Machinery; Internal Combustion Piston Engines; Heading 9817.00.60, Parts to be Used in Agricultural Machines and Implements, Actual Use; Sections 10.112, 10.131-10.139, Customs Regulations; Chapter 98, U.S. Note 1