PLAB is Professional and Linguistic assessments Board Test. The PLAB test is relevant for international medical graduates. If you are a national of a country outside the UK, European Economic Area (EEA) or Switzerland who graduated from a medical school outside the UK OR you are a UK national who has graduated from a medical school outside the UK, EEA or Switzerland you will need to pass the PLAB test before you can apply for registration with a licence to practise in UK. It is conducted by the General Medical Council of the United Kingdom.The test is designed to assess the depth of knowledge and level of medical and communication skills possessed by the international medical graduates.