Harmonized Tariff Schedule of the United States · HTS code · HS 3811.21

3811.21.00

3811.21.00: Containing petroleum oils or oils obtained from bituminous minerals

Lubricating oil additives (with petroleum oil)

Not declarable on its own: use one of its 1 subdivisions Data: Harmonized Tariff Schedule of the United States · checked on 24 October 2026

  1. 3811 Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils:
  2. Additives for lubricating oils:
  3. 3811.21.00 Containing petroleum oils or oils obtained from bituminous minerals

What you pay

Importing into USA

Customs duty 6.5% standard rate depends on the country of origin
Additional duties and charges 2 additional measures
VAT no federal VAT; a Merchandise Processing Fee of 0.3464 % is charged on formal entries
Duty calculatorCalculate duty and taxes →

US additional duties of HTS chapter 99 in force on 22 October 2026 are included (Section 301, 232, 338 and 201). IEEPA duties are no longer collected after the Supreme Court ruling of February 2026. Conditional exemptions (US content, end use, metal share) are not computed: check the provision.

Additional duties and import rules

Charges on top of the customs duty, and rules the goods must meet at the border.

Additional duties and charges 2

  • Additional dutySection 338 — Canada — discrimination against US alcoholic beverages, dairy, motor vehicles (Proclamations 11046–11048, as modified) 50%
    Applies to goods from
    Canada
    In force
    from 22 August 2026
    Legal act
    HTSUS 9903.03.14
  • Additional dutySection 301 — China — technology transfer, IP and innovation (2018 actions and 2024 four-year review) 25%
    Applies to goods from
    China
    In force
    from 23 August 2018
    Legal act
    HTSUS 9903.88.02

Preferential rates by country

Agreement or schemeCountriesRate
General (MFN)—6.5%
US–Australia FTA AUAustraliaFree
US–Bahrain FTA BHBahrainFree
US–Chile FTA CLChileFree
US–Colombia TPA COColombiaFree
US–Israel FTA ILIsraelFree
US–Jordan FTA JOJordanFree
US–Korea FTA KRSouth KoreaFree
US–Morocco FTA MAMoroccoFree
US–Oman FTA OMOmanFree
CAFTA-DR PCosta Rica, Dominican Republic, El Salvador, Guatemala, Honduras, NicaraguaFree
US–Panama TPA PAPanamaFree
US–Peru TPA PEPeruFree
USMCA SCanada, MexicoFree
US–Singapore FTA SGSingaporeFree
Column 2Cuba, North Korea, Russia, Belarus60%

Special: reduced rates under trade agreements and preference programmes; the letters in brackets name the programmes (for example AU = Australia FTA, KR = Korea FTA).

Same subheading in other tariffs

3811.21 Containing petroleum oils or oils obtained from bituminous minerals

UK 4% Third-country duty 35 tariff lines EU 5.3% Third-country duty 1 tariff line Türkiye 5.3% Third-country duty 2 tariff lines Canada Free General (MFN) 2 tariff lines Mexico Free – 15% General (MFN) 8 tariff lines · average 4.4% Brazil Free – 12.6% General (MFN) 6 tariff lines · average 10.5% Argentina Free – 12.6% General (MFN) 10 tariff lines · average 6.3% Peru Free General (MFN) 3 tariff lines New Zealand Free General (MFN) 1 tariff line Japan Free General (MFN) 1 tariff line Taiwan Free General (MFN) 1 tariff line GCC 5% General (MFN) 1 tariff line Switzerland Free General (MFN) 1 tariff line Norway Free General (MFN) 1 tariff line North Macedonia 6% General (MFN) 1 tariff line Nigeria 10% General (MFN) 1 tariff line

Legal notes

Chapter notes: Chapter 38 →

HTS code 3811.21.00 is a line of the Harmonized Tariff Schedule of the United States under HS subheading 3811.21 (containing petroleum oils or oils obtained from bituminous minerals).

The general duty is 6.5%, and quantities are declared in kg.

For the same subheading, the UK duty is 4%, the EU duty is 5.3%, the Türkiye duty is 5.3%, the Canada duty is free, the Mexico duty is 0%–15%, the Brazil duty is 0%–12.6%, the Argentina duty is 0%–12.6%, the Peru duty is free, the New Zealand duty is free, the Japan duty is free, the Taiwan duty is free, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is 6% and the Nigeria duty is 10%.

The United States imported goods of subheading 3811.21 worth US$493m in 2024; the largest supplier was France.

Questions and answers

What is the USA import duty for HTS code 3811.21.00?

The general duty in the Harmonized Tariff Schedule of the United States is 6.5%; the supplementary unit is kg. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.

Is there a lower rate for 3811.21.00 under US trade agreements?

Yes. The Special column reads “Free (A+,AU, BH, CL, CO,D, E, IL, JO, KR, MA, OM,P, PA, PE,S, SG)”: the letters in brackets name the agreements and programmes that grant it.

Where does the United States import these goods from?

For subheading 3811.21 as a whole, the largest supplier in 2024 was France (US$102m), followed by Italy.

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Typical products

Everyday names, not part of the legal text.