The National Institute for Biological Standards and Control (NIBSC) is a centre of Medicines and Healthcare Products Regulatory Agency (MHRA), an Agency of the UK Government’s Department of Health (DH). NIBSC’s mission is to play a major national and international role in assuring the quality of biological medicines through product testing, developing standards and reference materials, and carrying out applied research. NIBSC supports health policy development and implementation through provision of expert evidence-based advice and technical support, and are an important component of the Department of Health’s risk management strategy for public health. NIBSC is designated as the UK’s Official Medicines Control Laboratory for Biological Medicines, working closely with MHRA and operating within the European regulatory network to carry out independent official batch release testing of certain types of product as required by EU law. NIBSC is also the leading WHO International Laboratory for Biological Standards and a WHO collaborating centre. NIBSC occupies a unique international position at the interface between product manufacturers, regulators, policy makers and leading edge academic research. NIBSC serves a broad range of customers and stakeholders in the UK and abroad and has a worldwide reputation for independence, integrity and scientific excellence.