Historians of Chinese religion generally treat the Celestial Masters movement founded through Zhang Daoling's revelation as the first clearly organized Daoist religious institution, distinct from the earlier philosophical traditions associated with texts like the Daodejing and the Zhuangzi, which circulated without a comparable priesthood, ritual system or defined membership. The distinction matters for how the term Daoism is used: philosophical Daoism refers to a body of texts and ideas, while religious Daoism, beginning in an organized institutional sense with the Celestial Masters, refers to a lineage of practice, ritual authority and community structure that continues to the present day.
The Celestial Masters' registers, ritual documents recording a practitioner's standing and authority within the tradition's cosmology, became a defining feature of later Daoist ordination, and the movement's confession-based approach to healing illness, treating sickness as connected to moral failing that ritual confession and amendment could address, shaped Daoist religious practice well beyond Sichuan as the tradition spread.
As with many founding accounts in Chinese religious history, the specific revelation narrative survives chiefly through later Celestial Master hagiography and canonical material composed after the fact rather than through independent contemporary record, though the movement's existence and organized structure by the later second century CE is not seriously disputed by historians.