This document establishes the legal framework and regulatory adjustments for the administration and management of St. Ives Harbour. The order serves as a formal instrument of the British government, detailing the specific powers, jurisdictional boundaries, and operational mandates granted to the harbour authority. It functions as a primary source document for understanding the legislative control over this specific coastal infrastructure during the 1980 period.

Legal professionals and historians utilize this document as a foundational reference for tracking the evolution of maritime governance in Cornwall. It is recognized as a technical, highly specific legislative record intended for administrative and legal consultation.