# United States tariff line 8509.80.50.70: Ultrasonic > In the United States tariff, line 8509.80.50.70 covers other appliances, humidifiers, ultrasonic. The general (MFN) duty rate is 4.2%. It falls under HS subheading 8509.80 in heading 85.09 (chapter 85). Source: https://border.bot/countries/united-states/hs-codes/8509805070 Last updated: 9 October 2026 [Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 85](https://border.bot/countries/united-states/hs-codes/85) / [8509.80](https://border.bot/countries/united-states/hs-codes/850980) / [8509.80.50.70](https://border.bot/countries/united-states/hs-codes/8509805070) ## Key facts - Tariff line: 8509.80.50.70 - Covers: Other appliances, humidifiers, ultrasonic - Duty (MFN): 4.2% - Preferential rates: From free (17 programmes or origins) - Additional duties: None recorded - Restrictions: None recorded - Tariff: [United States](https://border.bot/countries/united-states) - HS subheading: [8509.80](https://border.bot/hs-codes/850980) ## What this line covers In the United States tariff, line 8509.80.50.70 covers other appliances, humidifiers, ultrasonic. Its legal text is “Ultrasonic”, read under “Other appliances”, “Other”, “Humidifiers” and “Other”. Products commonly classified here include Electromechanical knives, each with self-contained electric motor, valued $8 or more but not more than $40 each and the foregoing designed for domestic use (border.bot’s search keywords, not legal text). ## How it is structured It falls under HS subheading 8509.80 in heading 85.09 (chapter 85). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff. - 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 - Heading 85.09: Electromechanical domestic appliances, with self-contained electric motor, other than vacuum cleaners of heading 8508; parts thereof - Subheading 8509.80: Other appliances - Within the subheading: Other - Within the subheading: Humidifiers - Within the subheading: Other - Line 8509.80.50.70: Ultrasonic ## Duty The general (MFN) duty rate is 4.2%. The rate is published on 8509.80.50. Duty-free entry applies to goods that qualify under 16 programmes, and to goods from a group of origins (origin group A). - Free: a group of origins (origin group A) (A) - Free: United States-Australia Free Trade Agreement (AU) - Free: United States-Bahrain Free Trade Agreement Implementation Act (BH) - Free: United States-Chile Free Trade Agreement (CL) - Free: United States-Colombia Trade Promotion Agreement Implementation Act (CO) - Free: African Growth and Opportunity Act (D) - Free: Caribbean Basin Economic Recovery Act (E) - Free: United States-Israel Free Trade Area (IL) - Free: United States-Jordan Free Trade Area Implementation Act (JO) - Free: United States-Korea Free Trade Agreement Implementation Act (KR) - Free: United States-Morocco Free Trade Agreement Implementation Act (MA) - Free: United States-Oman Free Trade Agreement Implementation Act (OM) - Free: Dominican Republic-Central America-United States Free Trade Agreement (P) - Free: United States-Panama Trade Promotion Agreement Implementation Act (PA) - Free: United States-Peru Trade Promotion Agreement Implementation Act (PE) - Free: United States-Mexico-Canada Agreement (S) - Free: United States-Singapore Free Trade Agreement (SG) ## In other countries No other national tariff on border.bot has live lines under 8509.80 yet. - [The Harmonized System text for 8509.80](https://border.bot/hs-codes/850980) ## Other lines under 8509.80 - [8509.80.10.00](https://border.bot/countries/united-states/hs-codes/8509801000) Floor polishers - [8509.80.20.00](https://border.bot/countries/united-states/hs-codes/8509802000) Kitchen waste disposers (disposals) - [8509.80.50.40](https://border.bot/countries/united-states/hs-codes/8509805040) Can openers (including combination units) - [8509.80.50.45](https://border.bot/countries/united-states/hs-codes/8509805045) Electric toothbrushes - [8509.80.50.50](https://border.bot/countries/united-states/hs-codes/8509805050) Evaporative - [8509.80.50.80](https://border.bot/countries/united-states/hs-codes/8509805080) Other - [8509.80.50.95](https://border.bot/countries/united-states/hs-codes/8509805095) Other - Previous line: [8509.80.50.50](https://border.bot/countries/united-states/hs-codes/8509805050) Evaporative - Next line: [8509.80.50.80](https://border.bot/countries/united-states/hs-codes/8509805080) Other ## Frequently asked questions ### What does tariff line 8509.80.50.70 cover in the United States tariff? In the United States tariff, line 8509.80.50.70 covers other appliances, humidifiers, ultrasonic. ### What is the general (MFN) duty on 8509.80.50.70 in the United States? The general (MFN) duty rate is 4.2%. The rate is published on 8509.80.50. ### Which preferential rates apply to 8509.80.50.70? Duty-free entry applies to goods that qualify under 16 programmes: the United States-Australia Free Trade Agreement, the United States-Bahrain Free Trade Agreement Implementation Act, the United States-Chile Free Trade Agreement, the United States-Colombia Trade Promotion Agreement Implementation Act, African Growth and Opportunity Act, Caribbean Basin Economic Recovery Act, the United States-Israel Free Trade Area, the United States-Jordan Free Trade Area Implementation Act, the United States-Korea Free Trade Agreement Implementation Act, the United States-Morocco Free Trade Agreement Implementation Act, the United States-Oman Free Trade Agreement Implementation Act, the Dominican Republic-Central America-United States Free Trade Agreement, the United States-Panama Trade Promotion Agreement Implementation Act, the United States-Peru Trade Promotion Agreement Implementation Act, the United States-Mexico-Canada Agreement and the United States-Singapore Free Trade Agreement, and to goods from a group of origins (origin group A). ## Sources and updates The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026. The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026. The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026. This page was last updated on 9 October 2026. Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling. Official source files: - https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false Machine-readable: https://border.bot/countries/united-states/hs-codes/8509805070.json