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 8531 - ELECTRIC SOUND OR VISUAL SIGNALLING APPARATUS (FOR EXAMPLE, BELLS, SIRENS, INDICATOR PANELS, BURGLAR OR FIRE ALARMS), OTHER THAN THOSE OF HEADING 8512 OR 8530 GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 8531 80 - OTHER APPARATUS CN CODE 853180 70 OTHER. ALSO CLASSIFIED IN ACCORDANCE WITH:- NOTE 3 TO SECTION XVI HARMONIZED SYSTEM EXPLANATORY NOTES (HSEN) TO HEADING 8531