The long-waited Provisional Regulations on Real Estate Registrationimplemented formally on March 1st，2015. A unified system of registration agency，registration book，registration evidence and information platform will undoubtedly have profound impacts on the national real estate market. Under this background，discussion about the impacts of real estate registration on the real estate market spread all over China. The evolution history of the real estate registration system is first reviewed in this paper，and then it introduces the main modes of the real estate registration system used in foreign countries. Next，it analyzes the potential impacts of the unified real estate registration on the real estate market in 2015，and finally put forward several countermeasures to actively guide the real estate market developing healthily.