In modern Legal Society, Legalism of tax revenue is regarded as the most basic principle or the most paramount principle. its essence are both to protect the rights of taxpayers and limit taxation power of the state. At the present stage of our country, Implementation of tax revenue legal doctrine principle are facing many problems and challenges, how to deal with these problems and challenges? It needs from legislation, law enforcement and supervision to regulate, while relying on the political system reform, from different subjects and multi-direction, but the most important thing is to regulate and improve by law.