This statutory instrument addresses the legal necessity of redefining the criteria for identifying infected fish populations to ensure regulatory compliance. The order, issued by the government of Great Britain, serves as a formal amendment to existing legislative frameworks governing aquatic health. It establishes the specific legal parameters under which a fishery or water body is officially designated as infected, thereby triggering mandatory containment and reporting protocols.

Legal professionals and fisheries administrators utilize this text as a primary source for understanding the evolution of aquatic disease legislation in the United Kingdom. Experts note that the document is highly technical and intended strictly for regulatory application rather than general scientific inquiry.