This document establishes the formal legal framework and operational code of practice for Thames Water Utilities Limited regarding the execution of pipelaying and associated infrastructure works. The text is issued by the government of Great Britain under the authority of the Water Act 1989, specifically section 162, subsection 7. It serves as a regulatory instrument to define the procedural obligations and legal permissions granted to the utility provider during the maintenance and expansion of water systems.

Legal professionals and utility regulators utilize this document as a foundational reference for historical compliance and statutory interpretation regarding UK water infrastructure. It is considered a technical administrative record rather than a narrative text, intended strictly for legal and regulatory consultation.