ISIC Code C - Manufacturing
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Key facts for ISIC C
- Code
- C
- Level
- Section, ISIC Rev. 5
- Official title
- Manufacturing
- Contains
- 24 official divisions
- Basis
- Primary activity of the establishment
- Source
- United Nations, ISIC Rev. 5
Last updated August 19, 2026
Inclusions
Source: United Nations Statistics Division, ISIC Rev. 5 explanatory notes, August 19, 2026.
This section includes the physical, chemical or biological transformation of materials, substances, or components into new products, although this cannot be used as the single universal criterion for defining manufacturing (see remark on processing of waste below). The materials, substances, or components undergoing transformation are either raw materials or products of agriculture, forestry, fishing, mining or quarrying as well as products of other manufacturing activities. Substantial alteration, renovation or reconstruction of goods is generally considered to be manufacturing. The output of a manufacturing process may be finished in the sense that it is ready for utilisation or consumption, or it may be semi-finished in the sense that it is to become an input for further manufacturing. For example, the output of alumina refining is the input used in the primary production of aluminium; primary aluminium is the input to aluminium wire drawing; and aluminium wire is the input for the manufacture of fabricated wire products. This section includes factoryless goods producers (FGPs) that completely outsources the transformation process but still controls the production process and supplies critical intellectual property inputs, regardless of whether the principal owns the material inputs or not. The FGPs are classified in the same class where they would have been classified if they carried out the manufacturing process themselves. However, this section excludes units that completely outsources the transformation process but neither controls the production process, nor supplies the critical intellectual property inputs, nor owns the material inputs. These units are in fact buying the completed goods from the manufacturer with the intention to re-sell them. Such an activity is classified in ISIC G (Wholesale and retail trade), specifically according to the type of sale and the specific type of goods being sold. Manufacture of specialised components and parts of, and accessories and attachments to, machinery and equipment is, as a general rule, classified in the same class as the manufacture of the machinery and equipment for which the parts and accessories are intended. Manufacture of unspecialised components and parts of machinery and equipment, e.g. engines, pistons, electric motors, electrical assemblies, valves, gears, roller bearings, is classified in the appropriate class of manufacturing, without regard to the machinery and equipment in which these items may be included. Making specialised components and accessories by moulding or extruding plastics materials is usually included in ISIC 222. Assembly of the component parts of manufactured products is considered manufacturing. This includes the assembly of manufactured products from either self-produced or purchased components. The recovery of waste, i.e. the processing of waste into secondary- raw materials is classified in ISIC 383 (Materials and other waste recovery). While this may involve physical, chemical or biological transformations, this is not considered to be a part of manufacturing. The primary purpose of these activities is considered to be the treatment or processing of waste and they are therefore classified in ISIC E (Water supply; sewerage, waste management and remediation activities). However, the manufacture of new products from secondary raw materials is classified in manufacturing, even if these processes use waste as an input. For example, the production of silver from film waste is considered to be a manufacturing process. Specialised maintenance and repair of industrial, commercial and similar machinery and equipment is, in general, classified in ISIC 33 (Repair, maintenance and installation of machinery and equipment). However, the repair and maintenance of computers, personal and household goods and motor vehicles and motorcycles is classified in ISIC 95 (Repair and maintenance of computers, personal and household goods, and motor vehicles and motorcycles). The installation of industrial machinery and equipment, when carried out as a specialised activity, is classified in ISIC 3320. Maintenance, repair and installation of equipment that forms an integral part of buildings or similar structures, such as maintenance, repair and installation of escalators or of air-conditioning systems, is classified as construction in ISIC F (Construction), if carried out at the construction site.
As a general rule, the activities in the manufacturing section involve the transformation of materials into new products, and the repair and installation of machinery and equipment. The output is either a new product or a product that has gone through factory rebuilding and remanufacturing. As clarification, the following activities are considered manufacturing in ISIC:
- Fresh fish processing (oyster shucking, fish filleting), not done on a fishing boat (see ISIC 1020)
- Milk pasteurising and bottling (see ISIC 1050)
- Leather converting (see ISIC 1511)
- Wood preserving (see ISIC 1629)
- Printing and related activities (see ISIC 181)
- Tyre retreading (see ISIC 2211)
- Ready-mixed concrete production (see ISIC 2395)
- Electroplating, plating, and metal heat treating (see ISIC 2592)
- Rebuilding or remanufacture of machinery (e.g. automobile engines, see ISIC 2910)
- Refilling or recharging of fire extinguishers
- Manufacture and deliverance of structures and prefabricated buildings with minimal on-site construction work
Exclusions
Activities the United Nations places in another code.
Conversely, there are activities that, although sometimes involving transformation processes, are classified in other sections of ISIC; in other words, they are not considered as manufacturing. They include:
- Logging, classified in ISIC A (Agriculture, forestry and fishing)
- Beneficiating of agricultural products, classified in ISIC A (Agriculture, forestry and fishing)
- Preparation of food for immediate consumption on the premises is classified to ISIC 56 (Food and beverage service activities)
- Beneficiating of ores and other minerals, classified in ISIC B (Mining and quarrying)
- Production of gaseous fuels for energy supply through a permanent network, classified in ISIC D (Electricity, gas, steam and air conditioning supply)
- Production of compost from organic waste, see ISIC 3821
- Construction of structures, assembling of prefabricated buildings at the site of construction, classified in ISIC F (Construction)
- Assembly provided as part of a delivery or by a seller. However, if assembly is the main activity provided by a contractor it is classified in manufacturing
- Activities of breaking bulk and redistribution in smaller lots, including packaging, repackaging, or bottling products, e.g. as liquors or chemicals; sorting of scrap; mixing paints to customer order; and cutting metals to customer order; treatment not resulting into a different good is classified to ISIC G (Wholesale and retail trade).
- Publishing and the combined activity of publishing and printing are classified to ISIC J (Publishing, broadcasting, and content production and distribution activities)
Where ISIC C sits in the hierarchy
Divisions within ISIC C
24 official divisionsSelect the one that best matches the establishment's primary activity.
- 10 Manufacture of food products
- 11 Manufacture of beverages
- 12 Manufacture of tobacco products
- 13 Manufacture of textiles
- 14 Manufacture of wearing apparel
- 15 Manufacture of leather and related products
- 16 Manufacture of wood and of products of wood and cork, except furniture; manufacture of articles of straw and plaiting materials
- 17 Manufacture of paper and paper products
- 18 Printing and reproduction of recorded media
- 19 Manufacture of coke and refined petroleum products
- 20 Manufacture of chemicals and chemical products
- 21 Manufacture of basic pharmaceutical products and pharmaceutical preparations
- 22 Manufacture of rubber and plastic products
- 23 Manufacture of other non-metallic mineral products
- 24 Manufacture of basic metals
- 25 Manufacture of fabricated metal products, except machinery and equipment
- 26 Manufacture of computer, electronic and optical products
- 27 Manufacture of electrical equipment
- 28 Manufacture of machinery and equipment n.e.c.
- 29 Manufacture of motor vehicles, trailers and semi-trailers
- 30 Manufacture of other transport equipment
- 31 Manufacture of furniture
- 32 Other manufacturing
- 33 Repair, maintenance and installation of machinery and equipment
Other sections (21)
- A Agriculture, forestry and fishing
- B Mining and quarrying
- D Electricity, gas, steam and air conditioning supply
- E Water supply; sewerage, waste management and remediation activities
- F Construction
- G Wholesale and retail trade
- H Transportation and storage
- I Accommodation and food service activities
- J Publishing, broadcasting, and content production and distribution activities
- K Telecommunications, computer programming, consultancy, computing infrastructure, and other information service activities
- L Financial and insurance activities
- M Real estate activities
- N Professional, scientific and technical activities
- O Administrative and support service activities
- P Public administration and defence; compulsory social security
- Q Education
- R Human health and social work activities
- S Arts, sports and recreation
- T Other service activities
- U Activities of households as employers; undifferentiated goods- and services-producing activities of households for own use
- V Activities of extraterritorial organizations and bodies
Using ISIC C
ISIC section C (Manufacturing) is the 3rd of 22 Rev. 5 sections and spans 24 divisions, such as textiles (13), and wearing apparel (14).
What is ISIC C?
ISIC C is the Rev. 5 section for Manufacturing, the 3rd of 22 sections (letters A through V). It contains 24 divisions, 71 groups, and 141 classes in ISIC Rev. 5.
What does ISIC C include?
ISIC C covers making new products from materials or components, across 24 divisions from 10 Manufacture of food products to 33 Repair, maintenance and installation of machinery and equipment. Examples include processing and preserving of meat (1010), casting of iron and steel (2431), and installation of industrial machinery and equipment (3320). Official child categories run from 10 Manufacture of food products to 33 Repair, maintenance and installation of machinery and equipment, including ISIC 11 (Manufacture of beverages), ISIC 19 (Manufacture of coke and refined petroleum products), and ISIC 30 (Manufacture of other transport equipment).
What does ISIC C exclude?
ISIC C excludes logging (ISIC A), beneficiating of agricultural products (ISIC A), preparation of food for immediate consumption on the premises (ISIC 56), and beneficiating of ores and other minerals (ISIC B).
How is ISIC C different from ISIC A?
ISIC C covers making new products from materials or components, and logging belongs in ISIC A (Agriculture, forestry and fishing).
How is ISIC C different from ISIC B?
ISIC C covers making new products from materials or components, and beneficiating of ores and other minerals belongs in ISIC B (Mining and quarrying).
Where does ISIC C sit in ISIC Rev. 5?
Section C sits between B (Mining and quarrying) and D (Electricity, gas, steam and air conditioning supply).
Sources for ISIC C
- Official classification source United Nations Statistics Division. International Standard Industrial Classification of All Economic Activities (ISIC), Rev. 5. Explanatory notes, August 19, 2026. United Nations ISIC page
Published by SICCODE.com. Titles, inclusions, and exclusions are the United Nations text.