The tariff classification of the Solid Processor from South Korea

N362844
July 20, 2026
CLA-2-85:OT:RR:NC:N4 410
CATEGORY: Classification
TARIFF NO.: 8516.79.0000
Jae Woo Won HTNS Customs Brokerage Corp. 602, 13 Sinwon-ro 250beon-gil, Yeongtong-gu Suwon 16675 South Korea RE: The tariff classification of the Solid Processor from South Korea Dear Mr. Won: In your letter dated July 3, 2026, you requested a tariff classification ruling on behalf of WithMasters Inc. The merchandise is identified as the Solid Processor (Model OLO RT-500 US1), which you describe as follows: The Solid Processor is an electrically driven, fully automatic, residential electric heating (induction heating) appliance designed for use in individual residential households. It is permanently installed outdoors on the property of a single-family residence and receives small quantities of dewatered sludge generated by an on-site domestic sewage treatment system, converting the sludge into sterile mineral residue (ash) through drying and induction heating technology. The residue is collected in a removable tray and emptied approximately twice per year. The Solid Processor consists of a freestanding upright cabinet, to be permanently installed outdoors on a single-family residential property via a support frame, that contains the components. It measures approximately 1,425 × 894 × 1,500 mm (W × D × H) and weighs approximately 350 kg. You suggest that the Solid Processor falls under subheading 8516.79.0000, Harmonized Tariff Schedule of the United States (HTSUS). We agree. The applicable subheading for the Solid Processor will be 8516.79.0000, HTSUS, which provides for other electrothermic appliances of a kind used for domestic purposes, other electrothermic appliances, other. The duty rate will be 2.7 percent ad valorem

The duties cited above are current as of this ruling’s issuance. Duty rates are provided for your convenience and are subject to change. The text of the most recent HTSUS and the accompanying duty rates are provided at https://hts.usitc.gov/. This ruling does not address the applicability of any additional duties, taxes, fees, exactions and/or other charges, which may apply to the goods discussed herein. This includes, but is not limited to, tariffs and other duties as provided for in Subchapter III to Chapter 99, HTSUS. Thus, for example, in addition to the classification stated above, the merchandise covered by this ruling may also need to be reported with either the Chapter 99 provision under which an additional tariff applies or one of the Chapter 99 provisions covering exceptions to such tariffs. For further information to assist with the importation process, please refer to the frequently updated Cargo Systems Messaging Service (CSMS) messages at https://www.cbp.gov/trade/automated/cargo-systems-messaging-service and the Trade Remedies page at https://www.cbp.gov/trade/programs-administration/trade-remedies. The holding set forth above applies only to the specific factual situation and merchandise description as identified in the ruling request. This position is clearly set forth in Title 19, Code of Federal Regulations (CFR), Section 177.9(b)(1). This section states that a ruling letter is issued on the assumption that all of the information furnished in the ruling letter, whether directly, by reference, or by implication, is accurate and complete in every material respect. In the event that the facts are modified in any way, or if the goods do not conform to these facts at time of importation, you should bring this to the attention of U.S. Customs and Border Protection (CBP) and submit a request for a new ruling in accordance with 19 CFR 177.2. Additionally, we note that the material facts described in the foregoing ruling may be subject to periodic verification by CBP. This ruling is being issued under the provisions of Part 177 of the Customs and Border Protection Regulations (19 C.F.R. 177). A copy of the ruling or the control number indicated above should be provided with the entry documents filed at the time this merchandise is imported. If you have any questions regarding the ruling, please contact National Import Specialist Michael Chen at [email protected].
Sincerely,
(for) James P. Forkan Director National Commodity Specialist Division