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3700 Sewerage
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Corresponding CPA codes
- 37.00.1 Sewerage services
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37.00.11 Sewage removal and treatment services
This subcategory includes:
- sewage removal services usually provided using equipment such as waste pipes, sewers or drains
- sewage treatment services (including human and industrial wastewater, water from swimming pools etc.) by means of physical, chemical and biological processes like dilution, screening, filtering, sedimentation etc.
- maintenance and cleaning services of sewers and drains, including sewer rodding
This subcategory excludes:
- collection or purification of water, see 36.00
- distribution of water through mains, see 36.00.20
- construction, repair and alteration of sewers, see 42.21.2
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37.00.12 Treatment services of cesspools and septic tanks
This subcategory includes:
- emptying and cleaning of cesspools and septic tanks
- servicing of chemical toilets
This subcategory excludes:
- decontamination services of groundwater and surface water at the place of pollution, see 39.00.11 and 39.00.12 respectively
- cleaning and deblocking of drainpipes in buildings, see 43.22.11
- 37.00.2 Sewage sludge
- 37.00.20 Sewage sludge