海西州国税局对系统内有无擅自变通税收政策 ,自定先征后返、越权减免税、乱开减免税口子、扩大减免税范围 ,增加减免税项目等易发的违法、违纪行为实行全程监控 ,分别从计会、监察、征管三条线开展监督 ,发现问题随时解决纠正。在落实外商投资企业所得税政策中 ,严格及时地对 Haixi State Internal Revenue Service on the system without any unwitting tax policy, since the first sign after the return, ultra vires tax relief, chaos to open reduction and exemption of tax cuts, expanding the scope of tax relief, tax relief and other easy to increase the introduction of illegal and disciplinary practice The whole process of monitoring, respectively, from the accounting, monitoring, collection and supervision of the three lines to carry out supervision and found that the problem can be solved at any time to correct. In the implementation of foreign-invested enterprises income tax policy, strictly in a timely manner