CLASSIFICATION IS DETERMINED BY THE PROVISIONS OF THE GENERAL RULES 1 AND 6 FOR THE INTERPRETATION OF THE COMBINED NOMENCLATURE;
THE TEXT OF CODES 9021, 9021 29, 9021 29 00;
THE HARMONISED SYSTEM EXPLANATORY NOTES TO HEADING 9021 ESPECIALLY NOTE (III) (B) (4);
EU REGULATION 111/2011