This document establishes the formal legal designation of Coastal Cablevision of Dorset Ltd as a public telecommunications operator within the West Dorset region. The text serves as a regulatory instrument issued under the Telecommunications Act 1984, providing the necessary legal framework for the company to operate, maintain, and expand its cable infrastructure. It functions as a primary source document for legal and historical research into the privatization and regulation of UK telecommunications infrastructure during the late 20th century.

Legal professionals and historians utilize this document as a foundational record for tracking the expansion of cable television and telecommunications services in the United Kingdom. The text is highly technical and contains the precise legal language required for statutory compliance in the telecommunications sector.