Social, political and economic reasons cause variations in the accounting systems developed and implemented by each country. However, the globalization that characterizes the world nowadays and the opening up of the national markets make necessary the elimination of these accounting differences and the need to homogenize the financial statements of business units, both at national and international level. The urgency of the need to apply uniform accounting standards at global level is evident particularly in the context of the recent market crisis and the ever-increasing competition between businesses. The importance of accounting harmonization with a global common accounting framework of methods and principles has become imperative. In this paper we are trying to highlight the accounting system of the United Kingdom, its features and its classification. The UK was one of the first countries which developed the accounting profession. However, the literature on accounting has been embryonic for many years. The most powerful influences of the financial information of businesses - both from international and local factors - came from published Companies Laws and by professional accountants and less than stock exchanges and tax system.

KEYWORDS: - Accounting Systems, United Kingdom, Classification, Harmonization, International Accounting