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HTS 2920.22.00 duty rate

Phosphite esters and their salts; their halogenated, sulfonated, nitrated or nit…: Diethyl pho…. General duty 3.7%; Section 301 China: List 4B (suspended, no extra duty).

3.7%General (MFN) duty rate
List 4B (suspended, no extra duty)Section 301, products of China
25%Column 2 (Cuba, North Korea, Russia, Belarus)

Official USITC Harmonized Tariff Schedule, 2026HTSRev20 · data built 2026-10-02 · check on hts.usitc.gov

Tariff line2920.22.00
DescriptionEsters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulfonated, nitrated or nitrosated derivatives: › Phosphite esters and their salts; their halogenated, sulfonated, nitrated or nitrosated derivatives: › Diethyl phosphite
General rate3.7%
Special rate (trade programs)Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG)
Column 2 rate25%
Units of quantitykg
Section 301 (China)List 4B (suspended, no extra duty)

Section 301 China tariffs on this line

Chapter 99 headingListExtra dutyStatus
9903.88.16List 4B+15%suspended

2026 US–China tariff reduction lists: The US–China reduction lists are not published yet. Dutyfinch checks the Federal Register every day and flags each code as soon as the list appears.

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Nearby tariff lines

2920.11.00 · 2920.19.10 · 2920.19.40 · 2920.19.50 · 2920.21.00 · 2920.23.00 · 2920.24.00 · 2920.29.00 · 2920.30.00 · 2920.90.10 · 2920.90.20 · 2920.90.51

← 2920.21.00 · 2920.23.00 → · Heading 2920 · Chapter 29 · Chapter 29 rate summary

General information from the official US Harmonized Tariff Schedule (USITC) and Federal Register; not legal or customs advice. Section 232, IEEPA, antidumping/countervailing and other duties can also apply. Confirm classification and rates with CBP or a licensed customs broker before you file.