Compare official labels, inclusions, exclusions, examples, hierarchy, mappings, and practical fit notes.
Use this class for other specialised construction activities n.e.c. when the main activity includes Construction activities specialising in one aspect common to different kinds of structures, requiring specialised skill or equipment, n.e.c.: and Reinforcement steel bending activities, at the construction site. Check exclusions and nearby codes before applying it to a mixed activity.
Use this class for rental and leasing of construction and civil engineering machinery and equipment when the main activity includes Rental and operating leasing of construction and civil engineering machinery and equipment without an operator: and Crane lorries. Check exclusions and nearby codes before applying it to a mixed activity.
Use this class for masonry and bricklaying activities when the main activity includes Bricklaying, block laying, stone setting and other masonry works. Check exclusions and nearby codes before applying it to a mixed activity.
Use this group for the broader activity area of other specialised construction activities, including Masonry and bricklaying activities and Other specialised construction activities n.e.c.. Open the child codes when a more specific code is needed.
These codes do not share a visible parent branch.
A short checklist before choosing one code over another.
These codes do not share a visible parent branch, so compare the main activity and official exclusions carefully.
43.99, 77.32, 43.91 already list another compared code as related or often confused.
43.99, 77.32 include official exclusions that may point to a better-fitting code.
43.99, 43.91, 43.9 have non-exact Rev. 2 to Rev. 2.1 mappings; review old records before migration.
| Comparison field | 43.99 | 77.32 | 43.91 | 43.9 |
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| Official title | Other specialised construction activities n.e.c. | Rental and leasing of construction and civil engineering machinery and equipment | Masonry and bricklaying activities | Other specialised construction activities |
| Plain-language summary | Use this class for other specialised construction activities n.e.c. when the main activity includes Construction activities specialising in one aspect common to different kinds of structures, requiring specialised skill or equipment, n.e.c.: and Reinforcement steel bending activities, at the construction site. Check exclusions and nearby codes before applying it to a mixed activity. | Use this class for rental and leasing of construction and civil engineering machinery and equipment when the main activity includes Rental and operating leasing of construction and civil engineering machinery and equipment without an operator: and Crane lorries. Check exclusions and nearby codes before applying it to a mixed activity. | Use this class for masonry and bricklaying activities when the main activity includes Bricklaying, block laying, stone setting and other masonry works. Check exclusions and nearby codes before applying it to a mixed activity. | Use this group for the broader activity area of other specialised construction activities, including Masonry and bricklaying activities and Other specialised construction activities n.e.c.. Open the child codes when a more specific code is needed. |
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| Parent hierarchy | F CONSTRUCTION > 43 Specialised construction activities > 43.9 Other specialised construction activities > 43.99 Other specialised construction activities n.e.c. | O ADMINISTRATIVE AND SUPPORT SERVICE ACTIVITIES > 77 Rental and leasing activities > 77.3 Rental and leasing of other machinery, equipment and tangible goods > 77.32 Rental and leasing of construction and civil engineering machinery and equipment | F CONSTRUCTION > 43 Specialised construction activities > 43.9 Other specialised construction activities > 43.91 Masonry and bricklaying activities | F CONSTRUCTION > 43 Specialised construction activities > 43.9 Other specialised construction activities |
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