Sewage treatment services90420000-7Sewage services
Sewage disposal services90430000-0Sewage services
Treatment services of cesspools90440000-3Sewage services
Treatment services of septic tanks90450000-6Sewage services
Cesspool or septic tank emptying services90460000-9Sewage services
Sewer cleaning services90470000-2Sewage services
Sewerage management services90480000-5Sewage services
Operation of a sewage plant90481000-2Sewage services
Sewer survey and sewage treatment consultancy services90490000-8Sewage services
Sewer survey services90491000-5Sewage services