As the country launches the valueadded tax reform on 1st January 2009, consumptive added value tax system is implemented. By the example analysis of enterprise fixed asset accounting treatment, this paper discusses after productive valueadded tax transformation to consumptive valueadded tax, the corresponding changes of enterprise fixed assets in accounting treatment such as outsourcing, self constructing, accepting investment and disposal, etc. It is pointed out that improving valueadded tax system cancels double taxation, and is conducive to the update and reform of equipment of enterprises and technological upgrade to stimulate domestic demand and capital investment and to promote enterprise competitiveness.