 He was also made "Zhongshu Shilang" (中書侍郎), the deputy head of the legislative bureau, and acting director of taxation (判戶部, "Pan Hubu").Later in the year, when Zhu carried out a purge of many prominent Tang officials at the instigation of Liu and Li Zhen (in which, among others, Pei, Dugu, Cui, and other former chancellors Lu Yi and Wang Pu were killed), Liu had initially prepared an even larger list of officials to purge.It was said that it was at Zhang's urging that the purge was not expanded.