General cleaning of buildings
What this code covers
Use this class for general cleaning of buildings when the main activity includes General (non-specialised) cleaning of all types of buildings and Private dwellings (e.g. houses or apartments). Check exclusions and nearby codes before applying it to a mixed activity.
Official NACE Rev. 2.1 labels and explanatory notes are imported from the source dataset. Plain-language explanations are shown separately so readers can compare interpretation with the source text.
No child codes; this is a class-level code.
- general (non-specialised) cleaning of all types of buildings, e.g.:
- offices
- private dwellings (e.g. houses or apartments)
- factories
- specialised cleaning activities (e.g. cleaning of windows, chimneys, fireplaces, boilers, exhaust units), see 81.22
- Compare with 81.22, 81.23, 81.2 when the main activity overlaps another code.
- Check national equivalent caveats before using this code for local registration or filing workflows.
- If the main revenue activity appears in an exclusion, compare the alternative code before deciding.
Use this guide as classification support, not legal, tax, filing, or regulatory advice.
- - general (non-specialised) cleaning of all types of buildings, e.g.:
- - offices
- - private dwellings (e.g. houses or apartments)
- - factories
- - shops
- - institutions
- - general (non-specialised) cleaning of other business and professional premises and multi-unit residential buildings
- - These general cleaning activities are mostly interior cleaning although they may include the cleaning of associated exterior areas (for example, windows, passageways).
- - specialised cleaning activities (e.g. cleaning of windows, chimneys, fireplaces, boilers, exhaust units), see 81.22
- - General (non-specialised) cleaning of all types of buildings
- - Private dwellings (e.g. houses or apartments)
- - Factories
- - Institutions
- - Specialised cleaning activities (e.g. cleaning of windows, chimneys, fireplaces, boilers, exhaust units)
What is NACE 81.21 used for?
Use NACE 81.21 for general cleaning of buildings when the main activity matches this scope: Use this class for general cleaning of buildings when the main activity includes General (non-specialised) cleaning of all types of buildings and Private dwellings (e.g. houses or apartments). Check exclusions and nearby codes before applying it to a mixed activity.
What are typical examples for 81.21?
Typical examples include General (non-specialised) cleaning of all types of buildings, Private dwellings (e.g. houses or apartments), and Factories.
When might 81.21 not be the right code?
Review another code when the activity is closer to specialised cleaning activities (e.g. cleaning of windows, chimneys, fireplaces, boilers, exhaust units), see 81.22.
Which codes should I compare before choosing 81.21?
Compare 81.21 with 81.22 Other building and industrial cleaning activities, 81.23 Other cleaning activities, and 81.2 Cleaning activities when the activity description is ambiguous.
Use this class for other building and industrial cleaning activities when the main activity includes Exterior cleaning of buildings of all types (e.g. offices, factories, shops, schools and other institutions, other business and professional premises, multi-unit residential buildings) and Specialised cleaning activities for businesses in food industries, including manufacturing, retail sale, restaurants, etc.. Check exclusions and nearby codes before applying it to a mixed activity.
Use this class for other cleaning activities when the main activity includes Swimming pool cleaning and maintenance activities and Cleaning of trains, buses, planes, etc.. Check exclusions and nearby codes before applying it to a mixed activity.
Use this group for cleaning activities when the main activity includes General cleaning of buildings and Other building and industrial cleaning activities. Check exclusions and nearby codes before applying it to a mixed activity.
Rev. 2 code 81.21 can map to more than one Rev. 2.1 class: 81.21 General cleaning of buildings, 96.91 Provision of domestic personal service activities.
Official close match imported from NACE Rev. 2.1.
Datasets, CRM segments, KYC rules, reporting logic, and historical joins may need review because the activity scope is not a simple unchanged carry-over.
Review the official explanatory notes for each target code and confirm whether the business activity still fits the suggested Rev. 2.1 class.