# HTS 8531: Electric sound or visual signaling apparatus (for example, bells, sirens, indicator panels, burglar or fire alarms), other than those of heading 8512 or 8530; parts thereof:

> Plain-language tariff reference from the USITC Harmonized Tariff Schedule on [PlainTariff](https://plaintariff.com/).

## Duty rates

- **General (MFN) rate:** Free

## Classification path

- **Section XVI:** [Machinery; Electrical Equipment; Parts Thereof](https://plaintariff.com/section/xvi-machinery-electrical-equipment-parts-thereof)
- **Chapter 85:** [Electrical machinery and equipment and parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles](https://plaintariff.com/chapter/chapter-85-electrical-machinery-and-equipment-and-parts-thereof-sound-recorders)
- **HTS code:** 8531

## Related tools

- [Tariff calculator](https://plaintariff.com/tools/tariff-calculator)
- [Search HTS codes](https://plaintariff.com/search)
- [Methodology & sources](https://plaintariff.com/methodology)

---

*Source: U.S. International Trade Commission Harmonized Tariff Schedule. HTML canonical: https://plaintariff.com/heading/8531-electric-sound-or-visual-signaling-apparatus-for-example-b*