Chapter hub

Chapter 84: Machinery and mechanical appliances

Browse verified, indexable HTS detail pages in this chapter. Each record links to base duty, source URL, retrieval date, and review boundaries. Machines, engines, pumps, computers, and mechanical parts.

556 indexable codesPage 1 / 6

Common headings on this page

8401 · 48402 · 48404 · 28405 · 18406 · 98407 · 128408 · 48409 · 78410 · 48411 · 8

HTS detail pages

8401.10.00.00

Nuclear reactors

Base rate: 3.3%Source retrieved: 2026-06-15

8401.20.00.00

Machinery and apparatus for isotopic separation, and parts thereof

Base rate: 2.6%Source retrieved: 2026-06-15

8401.30.00.00

Fuel elements (cartridges), non-irradiated, and parts thereof

Base rate: 3.3%Source retrieved: 2026-06-15

8401.40.00.00

Parts of nuclear reactors

Base rate: 3.3%Source retrieved: 2026-06-15

8402.11.00.00

Watertube boilers with a steam production exceeding 45 t per hour

Base rate: 5.2%Source retrieved: 2026-06-15

8402.12.00.00

Watertube boilers with a steam production not exceeding 45 t per hour

Base rate: 4.3%Source retrieved: 2026-06-15

8402.19.00.00

Other vapor generating boilers, including hybrid boilers

Base rate: 5.2%Source retrieved: 2026-06-15

8402.20.00.00

Super-heated water boilers

Base rate: 3.3%Source retrieved: 2026-06-15

8404.10.00

Auxiliary plant for use with boilers of heading 8402 or 8403

Base rate: 3.5%Source retrieved: 2026-06-15

8404.20.00.00

Condensers for steam or other vapor power units

Base rate: 5%Source retrieved: 2026-06-15

8405.10.00.00

Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers

Base rate: FreeSource retrieved: 2026-06-15

8406.10.10.00

Steam turbines

Base rate: 6.7%Source retrieved: 2026-06-15

8406.81.10

Steam turbines

Base rate: 6.7%Source retrieved: 2026-06-15

8406.82.10

Steam turbines

Base rate: 6.7%Source retrieved: 2026-06-15

8406.90.20.00

Rotors, finished for final assembly

Base rate: 5%Source retrieved: 2026-06-15

8406.90.30.00

Rotors, not further advanced than cleaned or machined for removal of fins, gates, sprues, and risers, or to permit location in finishing machinery

Base rate: 5%Source retrieved: 2026-06-15

8406.90.40.00

Blades, rotating or stationary

Base rate: 5%Source retrieved: 2026-06-15

8406.90.50.00

Rotors, finished for final assembly

Base rate: FreeSource retrieved: 2026-06-15

8406.90.60.00

Rotors, not further advanced than cleaned or machined for removal of fins, gates, sprues, and risers, or to permit location in finishing machinery

Base rate: FreeSource retrieved: 2026-06-15

8406.90.70.00

Blades, rotating or stationary

Base rate: FreeSource retrieved: 2026-06-15

8407.10.00

Aircraft engines

Base rate: FreeSource retrieved: 2026-06-15

8407.21.00

Outboard motors

Base rate: FreeSource retrieved: 2026-06-15

8407.31.00

Of a cylinder capacity not exceeding 50 cc

Base rate: FreeSource retrieved: 2026-06-15

8407.32.10.00

To be installed in tractors suitable for agricultural use

Base rate: FreeSource retrieved: 2026-06-15

8407.32.20

To be installed in vehicles of subheading 8701.21, 8701.22, 8701.23, 8701.24 or 8701.29, or heading 8702, 8703 or 8704

Base rate: FreeSource retrieved: 2026-06-15

8407.33.10

To be installed in tractors suitable for agricultural use

Base rate: FreeSource retrieved: 2026-06-15

8407.33.30

To be installed in vehicles specially designed for traveling on snow, golf carts, non-amphibious all-terrain vehicles and burden carriers

Base rate: FreeSource retrieved: 2026-06-15

8407.34.05

To be installed in tractors suitable for agricultural use

Base rate: FreeSource retrieved: 2026-06-15

8407.34.14.00

Used or rebuilt

Base rate: 2.5%Source retrieved: 2026-06-15

8407.34.35

To be installed in tractors suitable for agricultural use

Base rate: FreeSource retrieved: 2026-06-15

8407.34.44.00

Used or rebuilt

Base rate: 2.5%Source retrieved: 2026-06-15

8407.90.10

To be installed in agricultural or horticultural machinery or equipment

Base rate: FreeSource retrieved: 2026-06-15

8408.10.00

Marine propulsion engines

Base rate: 2.5%Source retrieved: 2026-06-15

8408.20.10

To be installed in tractors suitable for agricultural use

Base rate: FreeSource retrieved: 2026-06-15

8408.20.20.00

To be installed in vehicles of subheading 8701.21, 8701.22, 8701.23, 8701.24 or 8701.29, or heading 8702, 8703 or 8704

Base rate: 2.5%Source retrieved: 2026-06-15

8408.90.10

To be installed in agricultural or horticultural machinery or equipment

Base rate: FreeSource retrieved: 2026-06-15

8409.10.00

For aircraft engines

Base rate: FreeSource retrieved: 2026-06-15

8409.91.10

Cast-iron parts, not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues and risers or to permit location in finishing machinery

Base rate: FreeSource retrieved: 2026-06-15

8409.91.30.00

Aluminum cylinder heads

Base rate: 2.5%Source retrieved: 2026-06-15

8409.91.92

For marine propulsion engines

Base rate: 2.5%Source retrieved: 2026-06-15

8409.99.10

Cast-iron parts, not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues and risers or to permit location in finishing machinery

Base rate: FreeSource retrieved: 2026-06-15

8409.99.91

To be installed in vehicles of subheading 8701.21, 8701.22, 8701.23, 8701.24 or 8701.29, or heading 8702, 8703 or 8704

Base rate: 2.5%Source retrieved: 2026-06-15

8409.99.92

For marine propulsion engines

Base rate: 2.5%Source retrieved: 2026-06-15

8410.11.00.00

Of a power not exceeding 1,000 kW

Base rate: 3.8%Source retrieved: 2026-06-15

8410.12.00.00

Of a power exceeding 1,000 kW but not exceeding 10,000 kW

Base rate: 3.8%Source retrieved: 2026-06-15

8410.13.00.00

Of a power exceeding 10,000 kW

Base rate: 3.8%Source retrieved: 2026-06-15

8410.90.00.00

Parts, including regulators

Base rate: 3.8%Source retrieved: 2026-06-15

8411.11.40.00

Aircraft turbines

Base rate: FreeSource retrieved: 2026-06-15

8411.12.40.00

Aircraft turbines

Base rate: FreeSource retrieved: 2026-06-15

8411.21.40.00

Aircraft turbines

Base rate: FreeSource retrieved: 2026-06-15

8411.22.40.00

Aircraft turbines

Base rate: FreeSource retrieved: 2026-06-15

8411.81.40.00

Aircraft turbines

Base rate: FreeSource retrieved: 2026-06-15

8411.82.40.00

Aircraft turbines

Base rate: FreeSource retrieved: 2026-06-15

8411.91.10

Cast-iron parts, not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues and risers or to permit location in finishing machinery

Base rate: FreeSource retrieved: 2026-06-15

8411.99.10

Cast-iron parts, not advanced beyond cleaning, and machined only for the removal of fins, gates, sprues and risers or to permit location in finishing machinery

Base rate: FreeSource retrieved: 2026-06-15

8412.10.00

Reaction engines other than turbojets

Base rate: FreeSource retrieved: 2026-06-15

8412.21.00

Linear acting (cylinders)

Base rate: FreeSource retrieved: 2026-06-15

8412.29.40.00

Hydrojet engines for marine propulsion

Base rate: FreeSource retrieved: 2026-06-15

8412.31.00

Linear acting (cylinders)

Base rate: FreeSource retrieved: 2026-06-15

8412.80.10.00

Spring-operated and weight-operated motors

Base rate: FreeSource retrieved: 2026-06-15

8412.90.10.00

Of hydrojet engines for marine propulsion

Base rate: FreeSource retrieved: 2026-06-15

8413.11.00.00

Pumps for dispensing fuel or lubricants, of the type used in filling-stations or in garages

Base rate: FreeSource retrieved: 2026-06-15

8413.20.00.00

Hand pumps, other than those of subheading 8413.11 or 8413.19

Base rate: FreeSource retrieved: 2026-06-15

8413.30.10.00

Fuel-injection pumps for compression-ignition engines

Base rate: 2.5%Source retrieved: 2026-06-15

8413.40.00.00

Concrete pumps

Base rate: FreeSource retrieved: 2026-06-15

8413.50.00

Other reciprocating positive displacement pumps

Base rate: FreeSource retrieved: 2026-06-15

8413.60.00

Other rotary positive displacement pumps

Base rate: FreeSource retrieved: 2026-06-15

8413.70.10.00

Stock pumps imported for use with machines for making cellulosic pulp, paper or paperboard

Base rate: FreeSource retrieved: 2026-06-15

8413.82.00.00

Liquid elevators

Base rate: FreeSource retrieved: 2026-06-15

8413.91.10.00

Of fuel-injection pumps for compression-ignition engines

Base rate: 2.5%Source retrieved: 2026-06-15

8413.91.20.00

Of stock pumps imported for use with machines for making cellulosic pulp, paper or paperboard

Base rate: FreeSource retrieved: 2026-06-15

8413.92.00.00

Of liquid elevators

Base rate: FreeSource retrieved: 2026-06-15

8414.10.00.00

Vacuum pumps

Base rate: 2.5%Source retrieved: 2026-06-15

8414.20.00.00

Hand- or foot-operated air pumps

Base rate: 3.7%Source retrieved: 2026-06-15

8414.30.40.00

Not exceeding 1/4 horsepower

Base rate: FreeSource retrieved: 2026-06-15

8414.40.00.00

Air compressors mounted on a wheeled chassis for towing

Base rate: 2.7%Source retrieved: 2026-06-15

8414.51.30.00

Ceiling fans for permanent installation

Base rate: 4.7%Source retrieved: 2026-06-15

8414.59.10.00

Blowers for pipe organs

Base rate: FreeSource retrieved: 2026-06-15

8414.59.15.00

Fans of a kind used solely or principally for cooling microprocessors, telecommunications apparatus, automatic data processing machines or units of automatic data processing machines

Base rate: FreeSource retrieved: 2026-06-15

8414.59.30.00

Turbochargers and superchargers

Base rate: 2.3%Source retrieved: 2026-06-15

8414.60.00.00

Hoods having a maximum horizontal side not exceeding 120 cm

Base rate: FreeSource retrieved: 2026-06-15

8414.70.00.00

Gas-tight biological safety cabinets

Base rate: FreeSource retrieved: 2026-06-15

8414.80.05.00

Turbochargers and superchargers

Base rate: FreeSource retrieved: 2026-06-15

8414.80.20

Other compressors

Base rate: FreeSource retrieved: 2026-06-15

8414.90.10

Of fans (including blowers) and ventilating or recycling hoods

Base rate: 4.7%Source retrieved: 2026-06-15

8414.90.30.00

Stators and rotors of goods of subheading 8414.30

Base rate: FreeSource retrieved: 2026-06-15

8415.10.30

Self-contained

Base rate: FreeSource retrieved: 2026-06-15

8415.10.60.00

Incorporating a refrigerating unit and a valve for reversal of the cooling/heat cycle (reversible heat pumps)

Base rate: 1%Source retrieved: 2026-06-15

8415.20.00.00

Of a kind used for persons, in motor vehicles

Base rate: 1.4%Source retrieved: 2026-06-15

8415.81.01

Incorporating a refrigerating unit and a valve for reversal of the cooling/heat cycle (reversible heat pumps)

Base rate: 1%Source retrieved: 2026-06-15

8415.82.01

Other, incorporating a refrigerating unit

Base rate: 2.2%Source retrieved: 2026-06-15

8415.83.00

Not incorporating a refrigerating unit

Base rate: 1.4%Source retrieved: 2026-06-15

8415.90.40.00

Chassis, chassis bases and outer cabinets

Base rate: 1.4%Source retrieved: 2026-06-15

8416.10.00.00

Furnace burners for liquid fuel

Base rate: FreeSource retrieved: 2026-06-15

8416.20.00

Other furnace burners, including combination burners

Base rate: FreeSource retrieved: 2026-06-15

8416.30.00.00

Mechanical stokers, including their mechanical grates, mechanical ash dischargers and similar appliances

Base rate: FreeSource retrieved: 2026-06-15

8417.10.00.00

Furnaces and ovens for the roasting, melting or other heat treatment of ores, pyrites or of metals

Base rate: 2.9%Source retrieved: 2026-06-15

8417.20.00.00

Bakery ovens, including biscuit ovens

Base rate: 3.5%Source retrieved: 2026-06-15

8417.80.00.00

Other, except parts

Base rate: 3.9%Source retrieved: 2026-06-15

8418.10.00

Combined refrigerator-freezers, fitted with separate external doors or drawers, or combinations thereof

Base rate: FreeSource retrieved: 2026-06-15