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Compare official labels, inclusions, exclusions, examples, hierarchy, mappings, and practical fit notes.
Use this class for manufacture of other technical ceramic products when the main activity includes Manufacture of permanent magnets and articles intended to become permanent magnets after magnetisation, of materials other than metal (e.g. agglomerated ferrite) and Manufacture of ceramic wares for laboratory, chemical or other technical uses. Check exclusions and nearby codes before applying it to a mixed activity.
Use this class for manufacture of refractory products when the main activity includes Manufacture of intermediate products from mined or quarried non-metallic minerals (e.g. gravel, stone or clay) and Manufacture of refractory mortars, concretes, etc.. Check exclusions and nearby codes before applying it to a mixed activity.
Use this group for the broader activity area of manufacture of clay building materials, including Manufacture of ceramic tiles and flags and Manufacture of bricks, tiles and construction products, in baked clay. Open the child codes when a more specific code is needed.
Use this class for manufacture of other articles of concrete, cement and plaster when the main activity includes Manufacture of other articles of concrete, plaster or of compositions based on plaster, cement or artificial stone (e.g. statuary, bas- and haut-reliefs, vases, flowerpots) and Manufacture of ornamented boards or panels of plaster or of compositions based on plaster. Check exclusions and nearby codes before applying it to a mixed activity.
Use this class for manufacture of ceramic household and ornamental articles when the main activity includes Manufacture of ceramic tableware, kitchenware, household articles, toilet articles, statuettes and other ornamental articles of ceramics (e.g. porcelain, china, common pottery, stoneware, earthenware or fine pottery). Check exclusions and nearby codes before applying it to a mixed activity.
A short checklist before choosing one code over another.
These codes share C MANUFACTURING > 23 Manufacture of other non-metallic mineral products before they diverge.
23.44 already list another compared code as related or often confused.
23.44, 23.66, 23.41 include official exclusions that may point to a better-fitting code.
23.66 have non-exact Rev. 2 to Rev. 2.1 mappings; review old records before migration.
| Comparison field | 23.44 | 23.20 | 23.3 | 23.66 | 23.41 |
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| Official title | Manufacture of other technical ceramic products | Manufacture of refractory products | Manufacture of clay building materials | Manufacture of other articles of concrete, cement and plaster | Manufacture of ceramic household and ornamental articles |
| Plain-language summary | Use this class for manufacture of other technical ceramic products when the main activity includes Manufacture of permanent magnets and articles intended to become permanent magnets after magnetisation, of materials other than metal (e.g. agglomerated ferrite) and Manufacture of ceramic wares for laboratory, chemical or other technical uses. Check exclusions and nearby codes before applying it to a mixed activity. | Use this class for manufacture of refractory products when the main activity includes Manufacture of intermediate products from mined or quarried non-metallic minerals (e.g. gravel, stone or clay) and Manufacture of refractory mortars, concretes, etc.. Check exclusions and nearby codes before applying it to a mixed activity. | Use this group for the broader activity area of manufacture of clay building materials, including Manufacture of ceramic tiles and flags and Manufacture of bricks, tiles and construction products, in baked clay. Open the child codes when a more specific code is needed. | Use this class for manufacture of other articles of concrete, cement and plaster when the main activity includes Manufacture of other articles of concrete, plaster or of compositions based on plaster, cement or artificial stone (e.g. statuary, bas- and haut-reliefs, vases, flowerpots) and Manufacture of ornamented boards or panels of plaster or of compositions based on plaster. Check exclusions and nearby codes before applying it to a mixed activity. | Use this class for manufacture of ceramic household and ornamental articles when the main activity includes Manufacture of ceramic tableware, kitchenware, household articles, toilet articles, statuettes and other ornamental articles of ceramics (e.g. porcelain, china, common pottery, stoneware, earthenware or fine pottery). Check exclusions and nearby codes before applying it to a mixed activity. |
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| Parent hierarchy | C MANUFACTURING > 23 Manufacture of other non-metallic mineral products > 23.4 Manufacture of other porcelain and ceramic products > 23.44 Manufacture of other technical ceramic products | C MANUFACTURING > 23 Manufacture of other non-metallic mineral products > 23.2 Manufacture of refractory products > 23.20 Manufacture of refractory products | C MANUFACTURING > 23 Manufacture of other non-metallic mineral products > 23.3 Manufacture of clay building materials | C MANUFACTURING > 23 Manufacture of other non-metallic mineral products > 23.6 Manufacture of articles of concrete, cement and plaster > 23.66 Manufacture of other articles of concrete, cement and plaster | C MANUFACTURING > 23 Manufacture of other non-metallic mineral products > 23.4 Manufacture of other porcelain and ceramic products > 23.41 Manufacture of ceramic household and ornamental articles |
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