Environmental guidance for your business in Northern Ireland & Scotland
If your business installs and maintains sewerage systems such as sewers, drains and septic tanks, you may carry out activities such as excavating and installing pipework. These could have a significant impact on the environment.
If your business installs septic tanks, cesspools or package treatment plants read the pollution prevention guidance on treatment and disposal of sewage where no public foul sewer is available (GPP 4).
GPP 4 provides guidance on:
Read our guidance on installing septic tanks.
In Scotland, you can also purchase the second edition of Sewers for Scotland. For further information, see the WRC website.
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