# United States tariff line 9027.90.88.00: Other > In the United States tariff, line 9027.90.88.00 covers microtomes; parts and accessories, parts and accessories. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 9027.90 in heading 90.27 (chapter 90). Source: https://border.bot/countries/united-states/hs-codes/9027908800 Last updated: 9 October 2026 [Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 90](https://border.bot/countries/united-states/hs-codes/90) / [9027.90](https://border.bot/countries/united-states/hs-codes/902790) / [9027.90.88.00](https://border.bot/countries/united-states/hs-codes/9027908800) ## Key facts - Tariff line: 9027.90.88.00 - Covers: Microtomes; parts and accessories, parts and accessories - Duty (MFN): Free - Additional duties: None recorded - Restrictions: None recorded - Tariff: [United States](https://border.bot/countries/united-states) - HS subheading: [9027.90](https://border.bot/hs-codes/902790) ## What this line covers In the United States tariff, line 9027.90.88.00 covers microtomes; parts and accessories, parts and accessories. Its legal text is “Other”, read under “Microtomes; parts and accessories”, “Parts and accessories”, “Other” and “Other”. ## How it is structured It falls under HS subheading 9027.90 in heading 90.27 (chapter 90). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff. - Chapter 90: Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof - Heading 90.27: Instruments and apparatus for physical or chemical analysis (for example, polarimeters, refractometers, spectrometers, gas or smoke analysis apparatus); instruments and apparatus for measuring or checking viscosity, porosity, expansion, surface tension or the like; instruments and apparatus for measuring or checking quantities of heat, sound or light (including exposure meters); microtomes; parts and accessories thereof - Subheading 9027.90: Microtomes; parts and accessories - Within the subheading: Parts and accessories - Within the subheading: Other - Within the subheading: Other - Line 9027.90.88.00: Other ## Duty Goods under this line enter free of general (MFN) duty. ## In other countries No other national tariff on border.bot has live lines under 9027.90 yet. - [The Harmonized System text for 9027.90](https://border.bot/hs-codes/902790) ## Other lines under 9027.90 - [9027.90.20.00](https://border.bot/countries/united-states/hs-codes/9027902000) Microtomes - [9027.90.45.00](https://border.bot/countries/united-states/hs-codes/9027904500) Printed circuit assemblies for the goods of subheading 9027.81 or 9027.89 - [9027.90.54.00](https://border.bot/countries/united-states/hs-codes/9027905400) Of electrophoresis instruments not incorporating an optical or other measuring device - [9027.90.56.25](https://border.bot/countries/united-states/hs-codes/9027905625) Of articles of subheading 9027.20.50 - [9027.90.56.30](https://border.bot/countries/united-states/hs-codes/9027905630) Of articles of subheading 9027.30.40 - [9027.90.56.40](https://border.bot/countries/united-states/hs-codes/9027905640) Of articles of subheading 9027.50.10 - [9027.90.56.50](https://border.bot/countries/united-states/hs-codes/9027905650) Of articles of subheading 9027.50.40 - [9027.90.56.95](https://border.bot/countries/united-states/hs-codes/9027905695) Other - [9027.90.59.10](https://border.bot/countries/united-states/hs-codes/9027905910) Of articles of subheading 9027.10.20 - [9027.90.59.95](https://border.bot/countries/united-states/hs-codes/9027905995) Other - [9027.90.64.00](https://border.bot/countries/united-states/hs-codes/9027906400) Of instruments and apparatus of subheading 9027.20, 9027.30, 9027.50, 9027.81 or 9027.89 - [9027.90.68.00](https://border.bot/countries/united-states/hs-codes/9027906800) Other - [9027.90.84.00](https://border.bot/countries/united-states/hs-codes/9027908400) Of instruments and apparatus of subheading 9027.20, 9027.30, 9027.50, 9027.81 or 9027.89 - Previous line: [9027.90.84.00](https://border.bot/countries/united-states/hs-codes/9027908400) Of instruments and apparatus of subheading 9027.20, 9027.30, 9027.50, 9027.81 or 9027.89 - Next line: [9028.10.00.00](https://border.bot/countries/united-states/hs-codes/9028100000) Gas meters ## Frequently asked questions ### What does tariff line 9027.90.88.00 cover in the United States tariff? In the United States tariff, line 9027.90.88.00 covers microtomes; parts and accessories, parts and accessories. ### What is the general (MFN) duty on 9027.90.88.00 in the United States? Goods under this line enter free of general (MFN) duty. ## 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/9027908800.json