HTS 9818.00.03Equipments, or any part thereof, including boats, purchased for, or the repair parts or materials to be used, or the expenses of repairs made in a foreign country upon, a vessel described in U.S. note 1 to this subchapter:Spare repair parts or materials (other than nets or nettings) which the owner or master of a vessel certifies are intended for use aboard a cargo vessel, for installation or use on such vessel, as needed, in the United States, at sea, or in a foreign country, but only if duty is or has been paid under this schedule upon first entry into the United States of each such spare part or material purchased in, or imported from, a foreign country

What that translates to:Certified cargo-vessel spare parts and materials (not nets)

Also written 98180003 or 9818.00.0300. Rates as CBP is collecting them today. Updated Oct 1, 2026.

Country of origin

Certified cargo-vessel spare parts and materials (not nets) (HTS 9818.00.03) from China, as of Oct 1, 2026: this is a special provision (chapter 98); ask a licensed customs broker how duties apply.

Total duty rateAsk a broker

Regular dutyBase rate (MFN) in the tariff scheduleFree

Total dutyAsk a broker

This is a special provision (chapter 98). Whether extra tariffs apply depends on the provision; ask a licensed customs broker.

Sources: USITC Harmonized Tariff Schedule, Revision 20 (2026).

Estimate your duty

Special rules apply to this code or country, so we don't estimate it here. A licensed customs broker can work it out for your shipment.

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Official description

Equipments, or any part thereof, including boats, purchased for, or the repair parts or materials to be used, or the expenses of repairs made in a foreign country upon, a vessel described in U.S. note 1 to this subchapter: Spare repair parts or materials (other than nets or nettings) which the owner or master of a vessel certifies are intended for use aboard a cargo vessel, for installation or use on such vessel, as needed, in the United States, at sea, or in a foreign country, but only if duty is or has been paid under this schedule upon first entry into the United States of each such spare part or material purchased in, or imported from, a foreign country

Legal text from the Harmonized Tariff Schedule, Revision 20 (2026), chapter 98: Special classification provisions.

Statistical lines

The 10-digit numbers used on entry paperwork. They share this code's duty rates.

9818.00.0300 (9818000300)Spare repair parts or materials (other than nets or nettings) which the owner or master of a vessel certifies are intended for use aboard a cargo vessel, for installation or use on such vessel, as needed, in the United States, at sea, or in a foreign country, but only if duty is or has been paid under this schedule upon first entry into the United States of each such spare part or material purchased in, or imported from, a foreign country · reported in kg

Questions about HTS 9818.00.03

What is the duty rate for HTS 9818.00.03?

The regular (column 1 general) rate printed in the tariff schedule is Free. Additional tariffs depend on the country of origin; choose one above to see its full rate.

Is HTS 9818.00.03 subject to Section 301 tariffs?

No Section 301 tariff applies to HTS 9818.00.03 as of Oct 1, 2026, from any country of origin.

Is HTS 9818.00.03 subject to Section 232 tariffs?

No Section 232 tariff applies to HTS 9818.00.03 as of Oct 1, 2026, from any country of origin.

HTSLookup shows the duties CBP collects on this code by country of origin. Antidumping or countervailing duties may also apply to some exporters; they're set per company and aren't shown.