2710.19.11.50—Having a Saybolt Universal viscosity at 37.8˚C of more than 125 seconds (heavy fuel oils)General
10.5¢/bbl
Units
bbl
Column 2
21¢/bbl
Special
Free (A+,AU,BH,CL,CO,D, IL,JO, KR,MA,OM,P, PA,PE,R,S,SG)
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HTS 2710.19.11.50 is the U.S. Harmonized Tariff Schedule classification for Having a Saybolt Universal viscosity at 37.8˚C of more than 125 seconds (heavy fuel oils). It's a 10-digit statistical line in Chapter 27: Mineral fuels, mineral oils and products of their distillation; bituminous substances; mineral waxes, Section V: Mineral Products, used by U.S. Customs and Border Protection to determine the duty rate at entry. 1 Chapter 99 flag links to this code (1 active). A Chapter 99 flag is not a shipment-level determination; origin, product facts, claims, and entry date control whether a provision applies.
New to HTS codes? Read our guide on how HTS classification works →
Chapter 99 flags linked to this code; applicability depends on origin, product facts, claims, and entry date
| Code | Authority | Rate |
|---|---|---|
| 9903.27.01 | otherActive | 100% |
HTS 2710.19.11.50 is the U.S. Harmonized Tariff Schedule classification for Having a Saybolt Universal viscosity at 37.8˚C of more than 125 seconds (heavy fuel oils). It belongs to Chapter 27 of the HTSUS.
The general (Column 1) duty rate for HTS 2710.19.11.50 is 10.5¢/bbl. This is the most-favored-nation (MFN) rate that applies to imports from World Trade Organization member countries.
The HTS special-rate notation for 2710.19.11.50 is Free (A+,AU,BH,CL,CO,D, IL,JO, KR,MA,OM,P, PA,PE,R,S,SG). It can reference programs such as USMCA, KORUS, AGOA, and GSP; a program must be authorized on the entry date, and the shipment must satisfy its rules of origin and documentation requirements before a special rate can be claimed.
The Column 2 rate for HTS 2710.19.11.50 is 21¢/bbl. This rate applies to imports from countries that do not have normal trade relations with the United States (currently Belarus, Cuba, North Korea, and Russia).
Tandom links other provision 9903.27.01 to HTS 2710.19.11.50. Its published rate notation is 100%, and its status on 2026-09-25 is active. A flag is not a shipment-level determination; check origin, product facts, claims, and entry date.
Tandom's current catalog view links no potentially relevant AD/CVD order flags to HTS 2710.19.11.50. Check current Commerce scope materials and Federal Register notices before relying on an HTS-only screen.
Programs referenced by the HTS Special-column notation
Special-column notation identifies rate candidates only. The shipment must independently satisfy the program's current authorization, origin, and documentation rules before a special rate can be claimed.
Tandom guides relevant to this code
How to read, order, and report Chapter 99 HTS codes alongside the base classification on a US entry summary in 2026. The full stacking ladder for brokers and compliance teams.
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A working guide to the inputs, the layers, and the math behind a US entry summary in 2026. Written for brokers, forwarders, and importer compliance teams.
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Drop the Tandom Duty Calculator API into a TMS, broker software, or in-house ERP. Code samples, the response shape, and ACE reporting order, in 2026.
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What changed April 6, 2026, what stayed the same, and how to file a steel, aluminum, or copper line in ACE without leaving duty exposure on the table.
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What the 178 active Section 301 exclusions cover, how to claim 9903.88.69 on an entry, and what changes when the November 10, 2026 deadline passes.
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Where trade compliance APIs fit in a broker's filing pipeline: HTS classification, duty calculation, AD/CVD scope match, and post-summary corrections.
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