Due to the increase of national income, fish population enjoying fishing increases explosively and at the same time, as dynamic saltwater fishing gets popularity, the recognition that fishing is also a kind of sports is spread. The problem of negative aspect, the environmental contamination and the reduction of fish resource in addition to positive aspect of fishing are occurred concurrently. Accordingly, in order to manage whole problems efficiently, the government enforced the implementation by enacting the Act on Recreational Fishing Management and Development since September 2012. Since the point that manage systematically fishing related regulations which have been sporadically existed in many laws in one ministry and the growth aspect of fishing are considered, many persons enjoying fishing welcomed the enforcement of this law but as serious problems of some regulations are occurred, they oppose to this law. Western advanced countries such as European countries and U.S. manage fish resources efficiently while prevent the environmental contamination. And at the same time, they maintain fishing license system from a long time ago in order to support the fishing as a leisure. Such fishing license is a system needed to deal with facing various problems efficiently and its necessity to introduce it as recently enforced the Act on Recreational Fishing Management and Development is raised. Therefore, this article describes how such fishing license harmonizes with above law and what are things which fishing license fit to Korean situation should equip by searching a fishing license system in Washington, U.S. after researching the Act on Recreational Fishing Management and Development and its problems.