This statutory instrument establishes the specific interest rates applicable to compensation payments related to opencast coal mining operations in Great Britain. The document serves as a regulatory mechanism to ensure that financial adjustments for land or property affected by mining activities are calculated according to current legal standards. It provides the necessary administrative framework for the Coal Industry Nationalisation Act 1946 and subsequent legislative updates.

Legal professionals and government researchers utilize this text as a primary source for historical regulatory compliance and financial auditing. It is a highly technical document intended for use within the context of British administrative law and energy policy.