# Council Directive of 21 May 1991 concerning urban waste water treatment (91/271/EEC), Division C: Industrial waste water

Extent: E+W+S+N.I.

Industrial waste water entering collecting systems and urban waste water treatment plants shall be subject to such pre-treatment as is required in order to:
protect the health of staff working in collecting systems and treatment plants,
ensure that collecting systems, waste water treatment plants and associated equipment are not damaged,
ensure that the operation of the waste water treatment plant and the treatment of sludge are not impeded,
ensure that discharges from the treatment plants do not adversely affect the environment, or prevent receiving water from complying with other Community Directives,
ensure that sludge can be disposed of safety in an environmentally acceptable manner.

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Source: https://www.legislation.gov.uk/eudr/1991/271/annex/I/division/C (the official version)
Page: https://openlegislation.uk/eu-directive-1991-271/annex-I/division-C
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.