HTS code 8473 — Parts and accessories (other than covers, carrying cases and the like) suitable for use solely or principally with machines of headings 8470 to 8472

Tariff lines under heading 8473

Full 10-digit codes with their general (MFN) duty rates. The correct line depends on the product's material, construction, and use.

Documents required to import under 8473

Customs paperwork typically required to import these goods into the United States. Conditional items depend on shipment value, transport mode, or origin.

• Commercial InvoiceRequired
• Packing ListRequired
• Bill of Lading / Airway BillRequired
• CBP Entry Summary (7501)Required

  Prepared and filed by your customs broker

• CBP Entry / Release (3461)Required

  Prepared and filed by your customs broker

• Customs Bond (CBP 301)Conditional

  Required for formal entries — generally shipments valued over $2,500

  Single-entry or continuous bond, obtained through your broker or a surety

• Importer Security Filing (ISF "10+2")Conditional

  Required for ocean freight only

  Filed electronically at least 24 hours before loading at the foreign port

• Importer ID Input Record (CBP 5106)Conditional

  Required to establish or update your importer-of-record number with CBP

  One-time setup for a new importer; not filed per shipment

• Entry Manifest (CBP 7533)Conditional

  Alternative to the 3461 for informal, low-value, or contiguous-country entries

• FCC Declaration (Form 740)Conditional

  Required for electronic devices that emit radio frequency

• FDA Radiation Declaration (Form 2877)Conditional

  Required for products that emit radiation (X-ray, laser, microwave, etc.)

Common questions

What is HTS code 8473?

HTS heading 8473 covers parts and accessories (other than covers, carrying cases and the like) suitable for use solely or principally with machines of headings 8470 to 8472. It sits in Chapter 84 (machinery and mechanical appliances) of the US Harmonized Tariff Schedule and contains 14 tariff lines.

What is the duty rate for HTS 8473?

General duty rate of 2%, with 13 duty-free lines. The general rate applies to most-favoured-nation trading partners; goods from countries with a free trade agreement may qualify for a reduced or duty-free special rate.

How many digits does a full HTS code have?

US import entries require the full 10-digit HTS code. Heading 8473 is the first four digits — the remaining six narrow it down to the specific product, which is what determines the duty rate you actually pay.

Related headings in Chapter 84

• 8401Nuclear reactors; fuel elements (cartridges), non-irradiated, for nuclear reactors; machinery and apparatus for isotopic separation; parts thereof
• 8402Steam or other vapor generating boilers (other than central heating hot water boilers capable also of producing low pressure steam); super-heated water boilers; parts thereof
• 8403Central heating boilers (other than those of heading 8402) and parts thereof
• 8404Auxiliary plant for use with boilers of heading 8402 or 8403 (for example, economizers, super-heaters, soot removers, gas recoverers); condensers for steam or other vapor power units; parts thereof
• 8405Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers; parts thereof
• 8406Steam turbines and other vapor turbines, and parts thereof
• 8407Spark-ignition reciprocating or rotary internal combustion piston engines
• 8408Compression-ignition internal combustion piston engines (diesel or semi-diesel engines)