HTS 9818.00.05Equipments, 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 parts necessarily installed before first entry into the United States, upon first entry into the United States of each such spare part purchased in, or imported from, a foreign country

What that translates to:Vessel spare parts installed before first U.S. entry

Also written 98180005 or 9818.00.0500. Rates as CBP is collecting them today. Updated Oct 1, 2026.

Country of origin

Vessel spare parts installed before first U.S. entry (HTS 9818.00.05) 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 scheduleSee below

Total dutyAsk a broker

Rate in the schedule: The rate applicable in the absence of this subheading on the cost of such parts

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

This code's rate is set by reference to another line, so we can'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 parts necessarily installed before first entry into the United States, upon first entry into the United States of each such spare part 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.

9818.00.0500 (9818000500)Spare parts necessarily installed before first entry into the United States, upon first entry into the United States of each such spare part purchased in, or imported from, a foreign country

Questions about HTS 9818.00.05

What is the duty rate for HTS 9818.00.05?

The regular (column 1 general) rate printed in the tariff schedule is The rate applicable in the absence of this subheading on the cost of such parts. Additional tariffs depend on the country of origin; choose one above to see its full rate.

Is HTS 9818.00.05 subject to Section 301 tariffs?

No Section 301 tariff applies to HTS 9818.00.05 as of Oct 1, 2026, from any country of origin.

Is HTS 9818.00.05 subject to Section 232 tariffs?

No Section 232 tariff applies to HTS 9818.00.05 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.