Sub Headings of 8531
| 8531.10.00. | Burglar or fire alarms and similar apparatus |
| 8531.20.00. | Indicator panels incorporatingliquid crystal devices (LCD's) or light emitting diodes (LED's) |
| 8531.80.00. | Other apparatus |
| 8531.90.15.00 | Of the panels of subheading 8531.20 |
| 8531.90.30.00 | Other |
| 8531.90.75.00 | Of the panels of subheading 8531.20 |
| 8531.90.90.00 | Other |