This document establishes the legal framework for calculating sterling equivalents for the liability limits of air carriers as defined by international conventions. The text serves as a formal statutory instrument issued by the British government to ensure compliance with the Warsaw Convention and subsequent protocols. It provides the specific conversion rates and mathematical methodologies required for legal entities to determine financial liability in cases of international air carriage.

Legal professionals and aviation historians utilize this document as a primary source for understanding the regulatory history of international air transport liability. It is recognized as a technical, highly specialized text intended for practitioners of aviation law.