Water mains and sewer adoptions
Current procedures are published within the developers’ section of this website including links to download application forms and supporting information for guidance. Find out more about current procedures for water supply and sewerage.
As sector guidance is developed and published, this website will be updated when relevant information becomes available.
The technical and administrative requirements refer to relevant guidance documents for mains and sewers listed below:
Code of Practice for the Self-Laying of Water
Mains and Services – England and Wales
Edition 3.1 - May 2017
Download an electronic copy of this document
For self-lay works done in accordance with this design and construction guide an adoption agreement is required to be in place between the SLP and the water company, and also with the developer. An example agreement can be found here.
Sewers for Adoption
6th or 7th edition - Water UK/WRc plc
For self-lay works done in accordance with this design and construction guide, an adoption agreement is required to be in place between the sewerage company and the developer. A National Model Agreement is in place for use alongside these Codes of Practice - see an example agreement.