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Compare official labels, inclusions, exclusions, examples, hierarchy, mappings, and practical fit notes.
Use this class for other specialised construction activities in construction of buildings when the main activity includes Construction activities specialising in one aspect common to construction of buildings, requiring specialised skills or equipment: and Construction of foundations for buildings, including piledriving. Check exclusions and nearby codes before applying it to a mixed activity.
Use this class for plumbing, heat and air-conditioning installation when the main activity includes Installation, maintenance and repair of: and Heating systems (e.g. heat pumps, solar thermal collectors). Check exclusions and nearby codes before applying it to a mixed activity.
Use this class for roofing activities when the main activity includes Roof framing works and Installation of roof trusses. Check exclusions and nearby codes before applying it to a mixed activity.
Use this group for the broader activity area of specialised construction activities in construction of buildings, including Roofing activities and Other specialised construction activities in construction of buildings. Open the child codes when a more specific code is needed.
A short checklist before choosing one code over another.
These codes share F CONSTRUCTION > 43 Specialised construction activities before they diverge.
43.42, 43.41 already list another compared code as related or often confused.
43.42, 43.22, 43.41 include official exclusions that may point to a better-fitting code.
43.42, 43.22, 43.41, 43.4 have non-exact Rev. 2 to Rev. 2.1 mappings; review old records before migration.
| Comparison field | 43.42 | 43.22 | 43.41 | 43.4 |
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| Official title | Other specialised construction activities in construction of buildings | Plumbing, heat and air-conditioning installation | Roofing activities | Specialised construction activities in construction of buildings |
| Plain-language summary | Use this class for other specialised construction activities in construction of buildings when the main activity includes Construction activities specialising in one aspect common to construction of buildings, requiring specialised skills or equipment: and Construction of foundations for buildings, including piledriving. Check exclusions and nearby codes before applying it to a mixed activity. | Use this class for plumbing, heat and air-conditioning installation when the main activity includes Installation, maintenance and repair of: and Heating systems (e.g. heat pumps, solar thermal collectors). Check exclusions and nearby codes before applying it to a mixed activity. | Use this class for roofing activities when the main activity includes Roof framing works and Installation of roof trusses. Check exclusions and nearby codes before applying it to a mixed activity. | Use this group for the broader activity area of specialised construction activities in construction of buildings, including Roofing activities and Other specialised construction activities in construction of buildings. Open the child codes when a more specific code is needed. |
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| Parent hierarchy | F CONSTRUCTION > 43 Specialised construction activities > 43.4 Specialised construction activities in construction of buildings > 43.42 Other specialised construction activities in construction of buildings | F CONSTRUCTION > 43 Specialised construction activities > 43.2 Electrical, plumbing and other construction installation activities > 43.22 Plumbing, heat and air-conditioning installation | F CONSTRUCTION > 43 Specialised construction activities > 43.4 Specialised construction activities in construction of buildings > 43.41 Roofing activities | F CONSTRUCTION > 43 Specialised construction activities > 43.4 Specialised construction activities in construction of buildings |
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