CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:-
GENERAL INTERPRETATIVE RULES (GIR)S
GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 8421 FOR CENTRIFUGES, INCLUDING CENTRIFUGAL DRYERS; FILTERING OR PURIFYING MACHINERY AND APPARATUS, FOR LIQUIDS OR GASES
GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 8421 FILTERING OR PURIFYING MACHINERY AND APPARATUS FOR GASES: OTHER THAN INTAKE AIR FILTERS FOR INTERNAL COMBUSTION ENGINES
CN CODE 842139 20 FOR MACHINERY AND APPARATUS FOR FILTERING OR PURIFYING AIR
TARIC 84213920 90 FOR OTHER THAN FOR USE IN CIVIL AIRCRAFT
ALSO CLASSIFIED IN ACCORDANCE WITH:
HARMONISED SYSTEM EXPLANATORY NOTES (HSEN) (II) (B) TO HEADING 8421