The inequality in obtaining information that occurs between the principal and the agent is known as information asymmetry,
which provides an opportunity for managers to perform earnings management. Earnings management is done by
manipulating various information contained in the financial statements of a company. Good Corporate Governance (GCG) is
a solution to minimize earnings management so that the company's condition is healthier, which of course uses certain
principles. This study aims to examine the effect of the GCG mechanism on earnings management. The GCG mechanism used
in this study consists of independent commissioners, institutional ownership, managerial ownership, and an audit committee.
The research population is manufacturing companies in the consumer goods industry sector listed on the Indonesia Stock
Exchange (IDX) for the 2015-2019 period using purposive sampling method. The results showed that partially or from each
of the GCG mechanisms used by the study, independent commissioners had no effect on earnings management, managerial
ownership had no effect on earnings management, institutional ownership had no effect on earnings management, and the
audit committee had a significant effect on management. profit. However, simultaneously, independent commissioners,
managerial ownership, institutional ownership, and the audit committee have a significant effect on earnings management.