In this paper, we take analysis of the crime of dereliction of duty for the sin of all kinds of theory and principles of criminal law ,so that we can Concluded that sin is an unpremeditated crime.

• 本文通过对玩忽职守罪罪过的各种学说及相关刑法原则分析得出玩忽职守罪的罪过只能是过失的结论。