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Other specialised construction activities n.e.c.

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.

class

Other specialised construction activities

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.

group

Shared hierarchy

F CONSTRUCTION43 Specialised construction activities43.9 Other specialised construction activities

Comparison summary

A short checklist before choosing one code over another.

Shared hierarchy

These codes share F CONSTRUCTION > 43 Specialised construction activities > 43.9 Other specialised construction activities before they diverge.

Known ambiguity

43.91, 43.99 already list another compared code as related or often confused.

Check exclusions

43.99 include official exclusions that may point to a better-fitting code.

Migration review

43.91, 43.99, 43.9 have non-exact Rev. 2 to Rev. 2.1 mappings; review old records before migration.

Official title

Masonry and bricklaying activities

Other specialised construction activities n.e.c.

Other specialised construction activities

Plain-language summary

Official inclusions

- bricklaying, block laying, stone setting and other masonry works

- construction activities specialising in one aspect common to different kinds of structures, requiring specialised skill or equipment, n.e.c.:
- reinforcement steel bending activities, at the construction site
- scaffolds and work platform erecting and dismantling
- erection of construction site safety equipment
- work with specialist access requirements necessitating climbing skills and the use of related equipment (e.g. working at height on tall structures)

Not stated separately in available source data

Official exclusions

Not stated separately in available source data

- rental of scaffolds and work platforms, without erection and dismantling, see 77.32
- rental of construction machinery and equipment without an operator, see 77.32

Not stated separately in available source data

Typical examples

- Bricklaying, block laying, stone setting and other masonry works

- Construction activities specialising in one aspect common to different kinds of structures, requiring specialised skill or equipment, n.e.c.:
- Reinforcement steel bending activities, at the construction site
- Scaffolds and work platform erecting and dismantling
- Erection of construction site safety equipment

- Masonry and bricklaying activities
- Other specialised construction activities n.e.c.

Common reasons to choose this code

- bricklaying, block laying, stone setting and other masonry works

- construction activities specialising in one aspect common to different kinds of structures, requiring specialised skill or equipment, n.e.c.:
- reinforcement steel bending activities, at the construction site
- scaffolds and work platform erecting and dismantling
- erection of construction site safety equipment

- Masonry and bricklaying activities
- Other specialised construction activities n.e.c.

Common reasons not to choose this code

- Activities primarily classified as other specialised construction activities n.e.c.

- rental of scaffolds and work platforms, without erection and dismantling, see 77.32
- rental of construction machinery and equipment without an operator, see 77.32

- Activities primarily classified as demolition and site preparation
- Activities primarily classified as electrical, plumbing and other construction installation activities
- Activities primarily classified as building completion and finishing
- Activities primarily classified as specialised construction activities in construction of buildings

Usually not this code

- Activities primarily classified as other specialised construction activities n.e.c.

- Rental of scaffolds and work platforms, without erection and dismantling
- Rental of construction machinery and equipment without an operator

- Activities primarily classified as demolition and site preparation
- Activities primarily classified as electrical, plumbing and other construction installation activities
- Activities primarily classified as building completion and finishing
- Activities primarily classified as specialised construction activities in construction of buildings

Related codes

- 43.99 Other specialised construction activities n.e.c.
- 43.9 Other specialised construction activities

- 77.32 Rental and leasing of construction and civil engineering machinery and equipment
- 43.91 Masonry and bricklaying activities
- 43.9 Other specialised construction activities

- 43.1 Demolition and site preparation
- 43.2 Electrical, plumbing and other construction installation activities
- 43.3 Building completion and finishing
- 43.4 Specialised construction activities in construction of buildings
- 43.91 Masonry and bricklaying activities
- 43.99 Other specialised construction activities n.e.c.
- 43 Specialised construction activities

Parent hierarchy

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 > 43.99 Other specialised construction activities n.e.c.

F CONSTRUCTION > 43 Specialised construction activities > 43.9 Other specialised construction activities

Rev. 2 mapping

- 43.99 -> 43.91 (scope-aligned)

- 41.20 -> 43.99 (scope-aligned)
- 43.99 -> 43.99 (exact)

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- 43.9 -> 43.9 (exact)
- 41.2 -> 43.9 (scope-aligned)

Comparison field	43.91	43.99	43.9
Official title	Masonry and bricklaying activities	Other specialised construction activities n.e.c.	Other specialised construction activities
Plain-language summary	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 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 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.
Official inclusions	- bricklaying, block laying, stone setting and other masonry works	- construction activities specialising in one aspect common to different kinds of structures, requiring specialised skill or equipment, n.e.c.: - reinforcement steel bending activities, at the construction site - scaffolds and work platform erecting and dismantling - erection of construction site safety equipment - work with specialist access requirements necessitating climbing skills and the use of related equipment (e.g. working at height on tall structures)	Not stated separately in available source data
Official exclusions	Not stated separately in available source data	- rental of scaffolds and work platforms, without erection and dismantling, see 77.32 - rental of construction machinery and equipment without an operator, see 77.32	Not stated separately in available source data
Typical examples	- Bricklaying, block laying, stone setting and other masonry works	- Construction activities specialising in one aspect common to different kinds of structures, requiring specialised skill or equipment, n.e.c.: - Reinforcement steel bending activities, at the construction site - Scaffolds and work platform erecting and dismantling - Erection of construction site safety equipment	- Masonry and bricklaying activities - Other specialised construction activities n.e.c.
Common reasons to choose this code	- bricklaying, block laying, stone setting and other masonry works	- construction activities specialising in one aspect common to different kinds of structures, requiring specialised skill or equipment, n.e.c.: - reinforcement steel bending activities, at the construction site - scaffolds and work platform erecting and dismantling - erection of construction site safety equipment	- Masonry and bricklaying activities - Other specialised construction activities n.e.c.
Common reasons not to choose this code	- Activities primarily classified as other specialised construction activities n.e.c.	- rental of scaffolds and work platforms, without erection and dismantling, see 77.32 - rental of construction machinery and equipment without an operator, see 77.32	- Activities primarily classified as demolition and site preparation - Activities primarily classified as electrical, plumbing and other construction installation activities - Activities primarily classified as building completion and finishing - Activities primarily classified as specialised construction activities in construction of buildings
Usually not this code	- Activities primarily classified as other specialised construction activities n.e.c.	- Rental of scaffolds and work platforms, without erection and dismantling - Rental of construction machinery and equipment without an operator	- Activities primarily classified as demolition and site preparation - Activities primarily classified as electrical, plumbing and other construction installation activities - Activities primarily classified as building completion and finishing - Activities primarily classified as specialised construction activities in construction of buildings
Related codes	- 43.99 Other specialised construction activities n.e.c. - 43.9 Other specialised construction activities	- 77.32 Rental and leasing of construction and civil engineering machinery and equipment - 43.91 Masonry and bricklaying activities - 43.9 Other specialised construction activities	- 43.1 Demolition and site preparation - 43.2 Electrical, plumbing and other construction installation activities - 43.3 Building completion and finishing - 43.4 Specialised construction activities in construction of buildings - 43.91 Masonry and bricklaying activities - 43.99 Other specialised construction activities n.e.c. - 43 Specialised construction activities
Parent hierarchy	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 > 43.99 Other specialised construction activities n.e.c.	F CONSTRUCTION > 43 Specialised construction activities > 43.9 Other specialised construction activities
Rev. 2 mapping	- 43.99 -> 43.91 (scope-aligned)	- 41.20 -> 43.99 (scope-aligned) - 43.99 -> 43.99 (exact)	- 43.9 -> 43.9 (exact) - 41.2 -> 43.9 (scope-aligned)

43.91

Choose when

- bricklaying, block laying, stone setting and other masonry works

Avoid when

- Activities primarily classified as other specialised construction activities n.e.c.

43.99

Choose when

- construction activities specialising in one aspect common to different kinds of structures, requiring specialised skill or equipment, n.e.c.:
- reinforcement steel bending activities, at the construction site
- scaffolds and work platform erecting and dismantling
- erection of construction site safety equipment

Avoid when

- rental of scaffolds and work platforms, without erection and dismantling, see 77.32
- rental of construction machinery and equipment without an operator, see 77.32

43.9

Choose when

- Masonry and bricklaying activities
- Other specialised construction activities n.e.c.

Avoid when

- Activities primarily classified as demolition and site preparation
- Activities primarily classified as electrical, plumbing and other construction installation activities
- Activities primarily classified as building completion and finishing
- Activities primarily classified as specialised construction activities in construction of buildings

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Other specialised construction activities n.e.c.

class

Comparison field