Members adhere to a strict code of ethics which is a benchmark for the trade. Members receive early warning notices of counterfeit coins and stolen property. The BNTA organise the biggest International coin and medal bourse in the UK called COINEX which is held in late September or early October in Mayfair, London annually and it hosts up to 100 British and foreign dealers for a two-day show, this event promotes a range of auction in London during the preceding week and sales can top £10 million during that week..
Members adhere to a strict code of ethics, which serves as a standard for the industry. Members receive early warnings about counterfeit coins and stolen goods. The BNTA organizes the largest international coin and medal fair in the UK called COINEX, held in late September or early October in Mayfair, London annually, and it hosts up to 100 British and foreign dealers for a two-day event. This event promotes a variety of auctions in London during the preceding week, and sales can reach £10 million during that week.