Sub-Chapter200520062007200820092010
Steam or other vapour generating boilers  $81,294   
Auxiliary plant for use with boilers of heading 84.02 or 84.03    $15,071$5,675
Producer gas or water gas generators, with or without their purifiers$286 $44,318 $115,350$300
Spark-ignition reciprocating or rotary internal combustion piston engines.$159$1,917$23,831 $9,249$198
Compression-ignition internal combustion piston engines (diesel or semi-die ...$1,751 $5,333$1,456  
Parts suitable for use solely or principally with the engines of heading 84 ...$6,521    $1,500
Pumps for liquids, whether or not fitted with a measuring device; liquid el ...$2,880 $2,068$7,588$3,600$1,012
Air or vacuum pumps, air or other gas compressors and fans$286$524$106,651$390$1,040$2,748
Air conditioning machines, comprising a motor-driven fan  $4,680$3,122  
Furnace burners for liquid fuel, for pulverised solid fuel or for gas   $785  
Industrial or laboratory furnaces and ovens, including incinerators, non-el ... $1,443    
Refrigerators, freezers and other refrigerating or freezing equipment$5,640$2,377,353$585,477$33,859$2,660$450
Machinery, plant or laboratory equipment$9,824 $198$24,940$52,375$44,709
Centrifuges, including centrifugal dryers$10,868  $151,298$1,066$3,164
Dish washing machines; machinery for cleaning or drying bottles or other co ... $9,255$15,253$5,275$49 
Weighing machinery (excluding balances of a sensitivity of 5 cg or better) $76$2,591   
Pulley tackle and hoists other than skip hoists; winches and capstans; jack ... $93,780    
Ships' derricks; cranes, including cable cranes; mobile lifting frames $6,251   $22,054
Other lifting, handling, loading or unloading machinery$90,397$51,781$652,367  $6,417
Self-propelled bulldozers, angledozers, graders, levellers, scrapers$323$138,985$821,396$406,332$355,234$3,149
Other moving, grading, levelling, scraping, excavating, tamping, compacting ... $4,598$848,717$301,495$70,221$15,206
Parts suitable for use principally with the machinery of headings 84.25 to ...  $56,483$10,778$7,104$5,524
Agricultural, horticultural or forestry machinery for soil preparation or c ...  $22,786$422  
Harvesting or threshing machinery, including straw or fodder balers $2,011  $2,100$38,896
Milking machines and dairy machinery. $14    
Presses, crushers and similar machinery used in the manufacture of wine$18$96    
Machines for cleaning, sorting or grading seed, grain or dried leguminous v ...   $2,363  
Machinery, not specified or included elsewhere in this Chapter$8,414 $39,969$1,824$1,498$1,598
Machinery for making pulp of fibrous cellulosic material $1,914    
Book-binding machinery, including book-sewing machines.     $2,499
Printing machinery used for printing by means of the printing type, blocks $5,238$694  $3,931
Household or laundry-type washing machines, including machines which both w ...   $293  
Machinery (other than machines of heading 84.50) for washing, cleaning, wri ... $65,049$194,744  $1,999
Sewing machines, other than book-sewing machines of heading 84.40$141$233    
Converters, ladles, ingot moulds and casting machines   $116,825  
Machine-tools (including way-type unit head machines) for drilling, boring   $681  
Machine-tools for deburring, sharpening, grinding, honing, lapping, polishi ... $73    
Machine-tools for planing, shaping, slotting, broaching, gear cutting, gear ...     $122
Machine-tools (including presses) for working metal by forging, hammering $91    
Other machine-tools for working metal or cermets, without removing material ... $28,939    
Machine-tools for working stone, ceramics, concrete, asbestos-cement $204    
Machine-tools (including machines for nailing, stapling, glueing   $6,819 $19,965
Machinery and apparatus for soldering, brazing or welding $182  $2,000 
Automatic data processing machines and units thereof$22,938 $146,341$147$3,425 
Other office machines$286  $5,969  
Parts and accessories for use with machines of heading 84.69 to 84.72$13,332$76,670$34,402$537,541$105,579$258,225
Machinery for sorting, screening, separating, washing, crushing, grinding$4,111$273$22,494$198,653  
Machinery for working rubber or plastics   $2,733  
Machinery for preparing or making up tobacco   $18,589 $21,318
Machines and mechanical appliances having individual functions $5,047$139,747$130,780$1,095,974 
Taps, cocks, valves and similar appliances for pipes, boiler shells$81,176 $4,364 $146 
Total$259,351$2,871,997$3,856,198$1,970,957$1,843,741$460,659