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HTSUS, United States

8531.10.00.25

Burglar or fire alarms and similar apparatus / Smoke detectors / Other

Classification path

  1. 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
  2. Burglar or fire alarms and similar apparatus
  3. Smoke detectors
  4. Other

Rates of duty

General (MFN)
1.3%
Column 2Cuba, North Korea, Russia, Belarus
35%
Unit of quantity
No.

Trade agreement rates

FreeGSP (lapsed since Dec 31, 2020), U.S.-Australia FTA, B, U.S.-Bahrain FTA, C, U.S.-Chile FTA, U.S.-Colombia TPA, AGOA (authorized through Dec 31, 2026), E, U.S.-Israel FTA, U.S.-Jordan FTA, U.S.-Korea FTA, U.S.-Morocco FTA, U.S.-Oman FTA, CAFTA-DR, U.S.-Panama TPA, U.S.-Peru TPA, USMCA, U.S.-Singapore FTA

Related lines in heading 8531

About heading 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

Heading 8531 covers electric sound or visual signaling apparatus such as bells, sirens, indicator panels, and burglar or fire alarms, other than automotive signaling equipment of heading 8512 and railway or road signaling equipment of heading 8530. It also covers parts of that apparatus. The heading splits into burglar and fire alarms (8531.10), indicator panels using LCD or LED technology (8531.20), other apparatus such as doorbells and horns (8531.80), and parts (8531.90).

Full guide to heading 8531

Products in this heading

  • Battery powered smoke detectors for home use
  • Hardwired smoke detectors for alarm systems
  • Burglar alarm units with sirens and control electronics
  • LCD indicator panels for control cabinets
  • LED indicator panels for machinery
  • Doorbells and chime units
  • Electric horns and buzzers
  • Printed circuit assemblies used as parts of indicator panels

Frequently asked questions

What is the HTS code for a battery powered smoke detector?

Battery powered smoke detectors are classified under 8531.10.00.15, with a general (MFN) rate of 1.3%.

What is the duty on an LCD indicator panel?

Indicator panels incorporating LCDs are classified under 8531.20.00.20, and the general (MFN) rate is Free.

How do I classify a doorbell or chime unit?

Doorbells, chimes, buzzers and similar apparatus fall under 8531.80.15.00, with a general (MFN) rate of 1.3%.

Source: USITC Harmonized Tariff Schedule, retrieved October 21, 2026.

HTS 8531.10.00.25: Burglar or fire alarms and similar apparatus / Smoke detect..., 1.3% duty | HTSBase