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HSN Chapter 84: Machinery and mechanical appliances, boilers, nuclear reactors; parts thereof

Every heading of Chapter 84 with its GST rate and basic customs duty. Open a heading for the eight-digit codes, export policy and RoDTEP.

Checked against the official files on 2 October 2026
Headings86

Four-digit headings in this chapter.

Customs Tariff · First Schedule · Ch. 84
Eight-digit codes1,091

Tariff items under those headings.

Customs Tariff · First Schedule · Ch. 84
GST rates in the chapter5% / 18%

Rates at which the rate Schedules, as amended to April 2026, name these headings.

Notfn 9/2025-CT (Rate)
Basic customs dutyFree – 20%

Standard tariff rates across the chapter, with Finance Act changes applied.

CBIC tariff · 30 June 2024
Chapter 84

Headings in HSN Chapter 84

The GST column shows the rate or rates at which Notification 9/2025-Central Tax (Rate) names the heading; a heading named nowhere takes the residual 18%. The duty column is the basic customs duty in the Customs Tariff.

HeadingDescriptionGST rateBasic customs dutyCodes
8401Nuclear reactors; fuel elements (cartridges), non-irradiated, for nuclear reactors; machinery and apparatus for isotopic separation5% / 18%7.5%4
8402Steam or other vapour generating boilers (other than central heating hot water boilers capable also of producing low pressure steam); super-heated water boilers5% / 18%10%9
8403Central heating boilers other than thoseof heading 84025% / 18%7.5%2
8404Auxiliary plant for use with boilers of heading 8402 or 8403 (for example, economisers, super-heaters, soot removers, gas recoverers); condensers for steam or other vapour power units5% / 18%10%3
8405Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers5% / 18%7.5%4
8406Steam turbines and other vapour turbines5% / 18%7.5% / 10%4
8407Spark-ignition reciprocating or rotary internal combustion piston engines5% / 18%5% / 15%15
8408Compression-ignition internal combustion piston engines (diesel or semi-diesel engines)5% / 18%15%8
8409Parts suitable for use solely or principally with the engines of heading 8407 or 84085% / 18%15%21
8410Hydraulic turbines, water wheels, andregulators therefor5% / 18%10%7
8411Turbo-jets, turbo-propellers and other gas turbines5% / 18%7.5% / 10%13
8412Other engines and motors5% / 18%7.5% / 10%16
8413Pumps for liquids, whether or not fitted with a measuring device; liquid elevators5% / 18%7.5% / 10%38
8414Air or vacuum pumps, air or other gas compressors and fans; ventilating or recycling hoods incorporating a fan, whether or not fitted with filters; gas- tight biological safety cabinets…5% / 18%7.5% – 20%34
8415Air conditioning machines, comprising a motor- driven fan and elements for changing the temperature and humidity, including those machines in which the humidity cannot be separately…5% / 18%10% / 20%12
8416Furnace burners for liquid fuel, for pulverised solid fuel or for gas; mechanical stokers, including their mechanical grates, mechanical ash dischargers and similar appliances5% / 18%7.5%4
8417Industrial or laboratory furnaces and ovens, including incinerators, non-electric5% / 18%7.5%5
8418Refrigerators, freezers and other refrigerating or freezing equipment, electric or other; heat pumps other than air conditioning machines of heading 8412.55% / 18%7.5% / 15% / 20%18
8419Machinery, plant or laboratory equipment, whether or not electrically heated (excluding furnaces, ovens and other equipment of heading 8514), for the treatment of materials by a process…5% / 18%7.5% / 10%44
8420Calendering or other rolling machines, other than for metals or glass, and cylinders therefor5% / 18%7.5%3
8421Centrifuges, including centrifugal dryers; filtering or purifying machinery and apparatus, for liquids or gases5% / 18%7.5% / 10% / 15%24
8422Dish washing machines; machinery for cleaning or drying bottles or other containers; machinery for filling, closing, sealing or labelling bottles, cans, boxes, bags or other containers…5% / 18%7.5% / 10%8
8423Weighing machinery (excluding balances of a sensitivity of 5 centigrams or better), including weight operated counting or checking machines; weighing machine weights of all kinds5% / 18%7.5% / 10%10
8424Mechanical appliances (whether or not hand- operated) for projecting, dispersing or spraying liquids or powders; fire extinguishers, whether or not charged; spray guns and similar…5% / 18%7.5%10
8425Pulley tackle and hoists other than skip hoists; winches and capstans; jacks5% / 18%7.5%9
8426Ship’s derricks; cranes including cable cranes; mobile lifting frames, straddle carriers and works trucks fitted with a crane overhead travelling cranes, transporter cranes, gantry cranes…5% / 18%7.5%10
8427Fork-lift trucks; other works trucks fitted with lifting or handling equipment5% / 18%7.5%3
8428Other lifting, handling, loading or unloading machinery (for example, lifts, escalators, conveyors, teleferics)5% / 18%7.5%16
8429Self-propelled bulldozers, angledozers, graders, levellers, scrapers, mechanical shovels, excavators, shovel loaders, tamping machines and road rollers5% / 18%7.5%12
8430Other moving, grading, levelling, scraping, excavating, tamping, compacting, extracting or boring machinery, for earth, minerals or ores; pile-drivers and pile-extractors; snow- ploughs and…5% / 18%7.5%17
8431Parts suitable for use solely or principally with the machinery of headings 8425 to 84305% / 18%7.5%16
8432Agricultural, horticultural or forestry machinery for soil preparation or cultivation; lawn or sports- ground rollers5% / 18%7.5%15
8433Harvesting or threshing machinery, including straw or fodder balers; grass or hay mowers; machines for cleaning, sorting or grading eggs, fruit or other agricultural produce, other than…5% / 18%7.5% / 10%14
8434Milking machines and dairy machinery5% / 18%7.5%4
8435Presses, crushers and similar machinery used in the manufacture of wine, cider, fruit juices or similar beverages5% / 18%7.5%2
8436Other agricultural, horticultural, forestry, poultry-keeping or bee-keeping machinery, including germination plant fitted with mechanical or thermal equipment; poultry incubators and…5% / 18%7.5%7
8437Machines for cleaning, sorting or grading seed, grain or dried leguminous vegetables; machinery used in the milling industry or for the working of cereals or dried leguminous vegetables…5% / 18%7.5%7
8438Machinery, not specified or included elsewhere in this chapter, for the industrial preparation or manufacture of food or drink, other than machinery for the extraction or preparation of…5% / 18%7.5%15
8439Machinery for making pulp of fibrous cellulosic material or for making or finishing paper or paperboard5% / 18%7.5%6
8440Book-binding machinery, including book- sewing machines5% / 18%7.5%3
8441Other machinery for making up paper pulp, paper or paperboard, including cutting machines of all kinds5% / 18%7.5%7
8442Machinery, apparatus and equipment (other then the machines of headings 8456 to 8465) for preparing or making plates, printing components; plates, cylinders and lithographic stones…5% / 18%7.5%11
8443Printing machinery used for printing by means of plates, cylinders and other printing components of heading 8442; other printers, copying machines and facsimile machines, whether or not…5% / 18%Free / 7.5% / 10%40
8444Machines for extruding, drawing, texturing or cutting man-made textile materials5% / 18%7.5% / 12.5%2
8445Machines for preparing textile fibres; spinning, doubling or twisting machines and other machinery for producing textile yarns; textile reeling or winding (including weft- winding) machines…5% / 18%7.5%36
8446Weaving machines (looms)5% / 18%7.5%12
8447Knitting machines, stitch-bonding machines and machines for making gimped yarn, tulle, lace, embroidery, trimmings, braid or net and machines for tufting5% / 18%7.5%15
8448Auxiliary machinery for use with machines of heading 8444, 8445, 8446 or 8447 (for example, dobbies, jacquards, automatic stop motions, shuttle changing mechanisms); parts and accessories…5% / 18%7.5%32
8449Machinery for the manufacture or finishing of felt or nonwovens in the piece or in shapes, including machinery for making felt hats; blocks for making hats5% / 18%7.5%2
8450Household or laundry-type washing machines, including machines which both wash and dry5% / 18%7.5% / 10% / 20%6
8451Machinery (other than machines of heading 8450) for washing, cleaning, wringing, drying, ironing, pressing (including fusing presses), bleaching, dyeing, dressing, finishing, coating or…5% / 18%7.5% / 10%20
8452Sewing machines, other than book-sewing machines of heading 8440; furniture, bases and covers specially designed for sewing machines; sewing machine needles5% / 18%7.5% / 10%16
8453Machinery for preparing, tanning or working hides, skins or leather or for making or repairing footwear or other articles of hides, skins or leather, other than sewing machines5% / 18%7.5%5
8454Converters, ladles, ingot moulds and casting machines, of a kind used in metallurgy or in metal foundries5% / 18%7.5%7
8455Metal-rolling mills and rolls therefor5% / 18%7.5%6
8456Machine-tools for working any material by removal of material, by laser or other light or photon beam, ultra-sonic, electro- discharge, electro-chemical, electron beam, ionic-beam or plasma…5% / 18%Free / 7.5%9
8457Machining centres, unit construction machines (single station) and multi-station transfer machines for working metal5% / 18%7.5%8
8458Lathes (including turning centres) for removing metal5% / 18%7.5%20
8459Machine-tools (including way-type unit head machines) for drilling, boring, milling, treading or tapping by removing metal, other than lathes (including turning centres) of heading 84585% / 18%7.5%38
8460Machine-tools for deburring, sharpening, grinding, honing, lapping, polishing or otherwise finishing metal, or cermets by means of grinding stones, abrasives or polishing products, other…5% / 18%7.5%20
8461Machine-tools for planing, shaping, slotting, broaching, gear cutting, gear grinding or gear finishing, sawing, cutting-off and other machine tools working by removing metal, or cermets…5% / 18%7.5%27
8462Machine-tools (including presses) for working metal by forging, hammering or die forging (excluding rolling mills); machine-tools (including presses, slitting lines and cut-to-length lines)…5% / 18%7.5%20
8463Other machine-tools for working metal, or cermets, without removing material5% / 18%7.5%13
8464Machine-tools for working stone, ceramics concrete, asbestos-cement or like mineral materials or for cold working glass5% / 18%7.5%4
8465Machine-tools (including machines for nailing, stapling, glueing or otherwise assembling) for working wood, cork, bone, hard rubber, hard plastics or similar hard materials5% / 18%7.5%10
8466Parts and accessories suitable for use solely or principally with the machines of headings 8456 to 8465 including work or tool holders, self-opening dieheads, dividing heads and other…5% / 18%7.5%11
8467Tools for working in the hand, pneumatic, hydraulic or with self- contained electric or non-electric motor5% / 18%7.5%14
8468Machinery and apparatus for soldering, brazing or welding, whether or not capable of cutting, other than those of heading 8512.5; gas- operated surface tempering machines and appliances5% / 18%7.5%5
8470Calculating machines and pocket-size data recording, reproducing and displaying machines with calculating functions; accounting machines, postage-franking machines, ticket-issuing machines…5% / 18%Free8
8471Automatic data processing machines and units thereof; magnetic or optical readers, machines for transcribing data on to data media in coded form and machines for processing such data, not…5% / 18%Free25
8472Other office machines (for example, hectograph or stencil duplicating machines, addressing machines, automatic banknote dispensers, coin sorting machines, coin counting or wrapping machines…5% / 18%Varies12
8473Parts and accessories (other than covers, carrying cases and the like) suitable for use solely or principally with machines of headings 8470 to 84725% / 18%Free / 7.5%12
8474Machinery for sorting, screening, separating, washing, crushing, grinding, mixing or kneading earth, stone, ores or other mineral substances, in solid (including powder or paste) form…5% / 18%7.5%14
8475Machines for assembling electric or electronic lamps, tubes or valves or flash- bulbs, in glass envelopes; machines or manufacturing or hot working glass or glassware5% / 18%7.5%4
8476Automatic goods-vending machines (for example, postage stamps, cigarette, food or beverage machines), including money changing machines5% / 18%7.5%11
8477Machinery for working rubber or plastics or for the manufacture of products from these materials, not specified or included elsewhere in this chapter5% / 18%7.5%9
8478Machinery for preparing or making up tobacco, not specified or included elsewhere in this chapter5% / 18%7.5%4
8479Machines and mechanical appliances having individual functions, not specified or included elsewhere in this chapter5% / 18%7.5%27
8480Moulding boxes for metal foundry; mould bases; moulding patterns; moulds for metal (other than ingot moulds), metal carbides, glass, mineral materials, rubber or plastics5% / 18%7.5%9
8481Taps, cocks, valves and similar appliances for pipes, boiler shells, tanks, vats or the like, including pressure-reducing valves and the rmostatically controlled valves5% / 18%7.5%13
8482Ball or roller bearings5% / 18%7.5%26
8483Transmission shafts (including cam shafts and crank shafts) and cranks; bearing housings and plain shaft bearings; gears and gearing; ball or roller screws; gear boxes and other speed…5% / 18%7.5% / 15%13
8484Gaskets and similar joints of metal sheeting combined with other material or of two or more layers of metal; sets or assortments of gaskets and similar joints, dissimilar in composition…5% / 18%7.5%4
8485Machines for additive manufacturing5% / 18%7.5%5
8486Machines and apparatus of a kind used solely or principally for the manufacture of semiconductor boules or wafers, semiconductor devices, electronic integrated circuits or flat panel…5% / 18%7.5%5
8487Machines parts, not containing electrical connectors, insulators, coils, contacts or other electrical features, not specified or included elsewhere in this chapter5% / 18%7.5%2

Where a heading shows more than one rate, the rate depends on the description of the goods. Open the heading to read the entries.

Official documents behind this page

  1. Notification No. 9/2025-Central Tax (Rate), 17 September 2025GST rate Schedules I to VI, in force from 22 September 2025, as amended by Notification No. 19/2025-Central Tax (Rate) of 31 December 2025 (Schedule VII omitted from 1 February 2026) and No. 01/2026 of 30 April 2026.
  2. Customs Tariff, First ScheduleCBIC Customs Tariff as on 30 June 2024, with the First Schedule amendments of the Finance (No. 2) Act, 2024, the Finance Act, 2025 and the Finance Act, 2026 applied.

Disclaimer: This guide is general information based on the law and notifications in force when it was last updated. It is not professional advice for your case — rates, thresholds and due dates change, so check the current position or speak to our CA team before you act on it.

People also ask

Questions, answered

Short, direct answers to the 2 questions readers ask most on this topic.

Chapter 84 (Machinery and mechanical appliances, boilers, nuclear reactors; parts thereof) has 86 four-digit headings and 1091 eight-digit tariff items in the Customs Tariff.

Find the four-digit heading that describes the product, open it, and match the product to the entry of Notification No. 9/2025-Central Tax (Rate) shown there. If no entry names the goods, the residual 18% entry applies unless the goods are exempt.