2815.11.00.00
Solid
Sodium hydroxide (Caustic soda); potassium hydroxide (Caustic potash); peroxides of sodium or potassium: Sodium hydroxide (Caustic soda)
Data provenance: Rates from HTS Revision 16 (Aug 15, 2026); trade measures verified against CBP CSMS and Federal Register notices through Aug 15, 2026.
Duty rates
Column 1 (General / MFN)
Free
Column 2 (Non-NTR)
1.1¢/kg
The rates above are statutory column rates. Trade remedies in Chapter 99 (Section 301, 232, IEEPA, reciprocal) and FTA preferences can change the duty owed on a given entry — see below.
Trade measures (Chapter 99)
9903.90.08
35%
ActiveArticles the product of the Russian Federation, as provided for in U.S. note 30(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 30(b) to this subchapter
Applies to origin: RU, BY
Effective from April 5, 2025
Rate-change history
What the rate was before, and when it changed. The government schedule replaces each revision in place; we keep the timeline.
-
NEW_PROGRAM Executive Order Feb 1, 2026 — Reciprocal Tariff (FR 2026-03824)
Section 122 reciprocal surcharge in effect — additional 10% on most imports through July 24, 2026
See the change → -
Base rate HTS 2023
Column 1 general rate set to Free.
Related CBP rulings
The country of origin of coil springs
under the authority of the Federal Trade Commission (FTC). We suggest that you contact the FTC Division of Enforcement, 600 Pennsylvania Avenue, N.W., Washington, D.C. 20580 on the propriety of proposed markings indicating that an article i
The tariff classification of Potassium Hydroxide (CAS # 1310-58-3) from Russia
Your submission describes the product at issue as a chemical compound, in white flake form, with a minimum purity of 90 percent. You indicate that this product is also known as Caustic Potash. The Potassium Hydroxide flakes will be imported
NAFTA eligibility; De Minimis
Sanyo classifies the imported good in subheading 8507.30 of the Harmonized Tariff Schedule of the United States (“HTSUS”). Further, Sanyo states that the transaction value of the imported good is $[xxx] and the value of non-originating mate
Country of origin marking requirements applicable to ?Borol? imported from Canada; fungible material; commingling; inventory management method; FIFO
The chemical intermediate to be imported by your client, Morton International, Inc., is marketed under the trade name ?Borol? and is a mixture of sodium borohydride (a reducing agent), sodium hydroxide and water. The three ingredients compr
The tariff classification of Liquid Caustic Soda from Japan
The tariff classification of Liquid Caustic Soda from Japan
Instruments of International Traffic; Canadian-based Trucks;Intermodal Transportation; 19 U.S.C. 1322
Yanke Group of Companies ("Yanke"), a Canadian-based motor carrier, seeks to utilize CP Railway service inbound and outbound via Chicago, Illinois, to Canada and vice versa. The two scenarios it is currently contemplating are as follows: (1
The tariff classification of P3 T 240-L, P3 Ansa, Sodium Silicate Solution,Hitasol GA-289 and Hitasol GA-37D from Japan
The applicable subheading for P3 T 240-L will be 2815.11.0000, Harmonized Schedule of the United States (HTS), which provides for Sodium hydroxide (Caustic soda); potassium hydroxide (Caustic potash); peroxides of sodium or potassium: Sodiu
Eligibility of pianos for duty-free treatment under the Generalized System of Preferences (GSP); imported directly; Ukraine; 19 CFR 10.175
North American Music, Inc. (“N.A. Music”) plans to import pianos manufactured in the Ukraine. The pianos, stated to be classifiable under subheading 9201.10.00, Harmonized Tariff Schedule of the United States (HTSUS), will be transported by
The country of origin marking requirements for produce bagsfrom Spain.
The country of origin marking requirements for produce bagsfrom Spain.
Location of country of origin markings on checkbook wallets and eyeglass/coin purses individually packaged in unsealed poly bags for mail order retail sale. Ultimate Purchaser; 19 CFR 134.1(d)(3); article marking; 19 CFR 134.41(b); conspic- uousness (visibility); 086861; 19 CFR 134.41(a); permanence; package marking; C.S.D. 90-17; C.S.D. 90-63;
Checkbook wallets and eyeglass/coin purses, both made in China of scrap leather patch work and individually packaged in unsealed poly bags, are imported into the U.S. for retail sale by mail order. The articles and poly bags are each marked
The tariff classification of potassium hydroxide (CAS #1310-58-3) from Canada.
The tariff classification of potassium hydroxide (CAS #1310-58-3) from Canada.
Other codes in heading 2815
Duty by origin country
The rate above is the statutory base. Total landed duty depends on origin — see the calculated rate for 2815.11.00.00 from each major US trading partner.
Follow 2815.11.00.00
Get an email when a new CBP ruling cites this code, a ruling on it is revoked, or its tariff measures change.
One email per day at most. Confirm your address once, unsubscribe anytime.
Need to defend this classification?
Get the full 10-digit classification with GRI reasoning for your product, backed by cited CBP rulings and an audit trail for reasonable care.