List of activities classified inside the UK SIC Code 37000
- Cesspools emptying and cleaning
- Treatment of human waste water by means of physical, chemical and biological processes
- Sewerage system maintenance and operation
- Sewage works
- Sewage farm
- Septic tanks emptying and cleaning
- Rain water collection and transportation by sewers, collectors, tanks and other means of transport
- Local authority sewage services
- Local authority drainage services
- Human waste water collection and transport by sewers, collectors, tanks and other means of transport
- Drains maintenance
- Chemical toilets servicing
- Treatment of waste water (human, industrial, from swimming pools etc.) by various processes.