CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:-
GENERAL INTERPRETATIVE RULES (GIRS)
GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 3917 - TUBES, PIPES AND HOSES, AND FITTINGS THEREFOR (FOR EXAMPLE, JOINTS, ELBOWS, FLANGES), OF PLASTICS
GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 391721 - TUBES, PIPES AND HOSES, RIGID; OF POLYMERS OF ETHYLENE
CN CODE 39172110 - SEAMLESS AND OF A LENGTH EXCEEDING THE MAXIMUM CROSS-SECTIONAL DIMENSION, WHETHER OR NOT SURFACE-WORKED, BUT NOT OTHERWISE WORKED
TARIC CODE 3917211090 - OTHER THAN FOR USE IN CERTAIN TYPES OF AIRCRAFT
ALSO CLASSIFIED IN ACCORDANCE WITH:
NOTE 8 TO CHAPTER 39
HSEN'S TO HEADING 3917