Heading 9818

9818.00.07.00

Other, upon first arrival in any port of the United States of any vessel described in U.S. note 1 to this subchapter

Duty rates

General
50 percent of the cost of such goods or repairs
The base rate for goods from most countries.
Special
Free (AU, BH, C, CL, CO, E, IL, JO, KR, MA, OM, P, PA, PE, S, SG)
Lower rates under trade agreements and programs, for goods that meet their rules of origin; each symbol names one.
Column 2
50 percent of the cost of such goods or repairs
The higher rate for the few countries without normal trade relations with the United States.
Units
kg
How the quantity is declared.

Base columns of the 2026 HTS Revision 22, in force from Oct. 30, 2026 (official source).

Official notices

Actions of the President, the USTR or U.S. Customs and Border Protection (CBP) that name this code.

Mentioned in Chapter 99

The parts of Chapter 99, in the 2026 HTS Revision 22, that list HTS 9818.00.07.00, a broader code that includes it, or a narrower code within it.

U.S. noteExcerptHeadings that refer to it
U.S. note 2(aa)(iv)(iv) As provided in heading 9903.03.05, the additional duty imposed by heading 9903.03.01 shall not apply to articles the product of any country that are civil aircraft (all aircraft other than military aircraft); their engines, parts and…9903.03.01, 9903.03.05
U.S. note 2(v)(xxii)(xxii) As provided in heading 9903.02.76, the additional duties imposed by headings 9903.02.19, 9903.02.20, 9903.82.02 and 9903.82.04–9903.82.17 shall not apply to articles the product of the European Union that are civil aircraft (all…9903.01.25, 9903.01.43, 9903.01.44, 9903.01.45, 9903.01.46, 9903.01.47 and 106 more
U.S. note 2(v)(xxiv)(b)(b) As provided in heading 9903.02.81, the additional duties imposed by headings 9903.02.79, 9903.02.80, 9903.82.02 and 9903.82.04–9903.82.17 shall not apply to articles the product of South Korea that are civil aircraft (all aircraft…9903.01.25, 9903.01.43, 9903.01.44, 9903.01.45, 9903.01.46, 9903.01.47 and 106 more
U.S. note 2(v)(xxv)(c)(c) As provided in headings 9903.02.85 and 9903.02.90, the additional duties imposed by headings 9903.02.82–9903.02.83 and 9903.02.87–9903.02.88 shall not apply to articles the product of Switzerland or Liechtenstein, respectively, that…9903.01.25, 9903.01.43, 9903.01.44, 9903.01.45, 9903.01.46, 9903.01.47 and 107 more
U.S. note 2(x)(iv)(iv) As provided in heading 9903.01.82, the additional duties imposed by heading 9903.01.77 shall not apply to articles of civil aircraft (all aircraft other than military aircraft); their engines, parts, and components; their other parts,…9903.01.77, 9903.01.82
U.S. note 35(a)(a) As provided in heading 9903.96.01, the additional duties imposed by headings 9903.01.25, 9903.82.02 and 9903.82.04–9903.82.17 shall not apply to articles of civil aircraft (all aircraft other than military aircraft); their engines,…9903.96.01
U.S. note 35(b)(b) As provided in heading 9903.96.02, the additional duties imposed by headings 9903.02.72, 9903.02.73, 9903.82.02 and 9903.82.04–9903.82.17 shall not apply to articles of civil aircraft (all aircraft other than military aircraft and…9903.96.02
U.S. note 50(a)(iv)(iv) As provided in heading 9903.05.05, the additional duty imposed by heading 9903.05.01 shall not apply to articles the product of Brazil that are civil aircraft (all aircraft other than military aircraft); their engines, parts and…9903.05.01, 9903.05.05
U.S. note 51(d)(d) As provided in heading 9903.03.16, the additional duties imposed by headings 9903.03.12–9903.03.14 shall not apply to articles of civil aircraft (all aircraft other than military aircraft and unmanned aircraft); their engines, parts…9903.03.16
U.S. note 52(d)(d) As provided in heading 9903.05.88, the additional duties imposed by headings 9903.05.20–9903.05.84 shall not apply to articles that are civil aircraft (all aircraft other than military aircraft); their engines, parts and components;…9903.05.20, 9903.05.21, 9903.05.22, 9903.05.23, 9903.05.24, 9903.05.25 and 60 more

Being listed is not owing a duty. A note may list goods that a measure leaves out; whether a heading applies depends on the origin, the date and the product; and the measures on all the goods of a country list no code at all. The calculator says what applies.

In the tariff

  1. 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
  2. 9818.00.07.00Other, upon first arrival in any port of the United States of any vessel described in U.S. note 1 to this subchapter50 percent of the cost of such goods or repairs