This research objectives is determine whether the audit committee's expertise and the numbers of independent commissioners affect the quality of earnings through earnings management as an intervening variable. Earnings management model using the Modified Jones and earnings quality variables use accrual quality indicators. The study’s population are manufacturing companies listed on the Indonesia Stock Exchange from 2014-2018. The sample of this study selected using purposive sampling method. The results of this study indicate that audit committee expertise has an insignificant negative effect on earnings management and earnings quality, the number of independent commissioners has a significant negative effect on earnings management and has a positive effect on earnings quality. While earnings management has an insignificant positive effect on earnings quality. Therefore, earnings management does not mediate the impact between audit committee expertise and number of independent commissioners on earnings quality as intervening variables.