| Monster Energy NASCAR Cup Series | |||||
| Infraction Date | Track | Team | Level | Infraction | Penalty |
| 9/2/2018 (post-race inspection) | Darlington | No. 42 | Safety | Sections 10.9.10.4: Tires and Wheels Note: Lug nut(s) not properly installed. | Crew chief (Chad Johnston) has been fined $10,000. |
| NASCAR Xfinity Series | |||||
| Infraction Date | Track | Team | Level | Infraction | Penalty |
| 9/1/2018 (pre-race inspection) | Darlington | No. 19 | L1 | Section 8.7.b Vehicles/Equipment/Parts Failing to Meet Specification Note: Vehicle failed inspection multiple times. | Team has been assessed with the loss of 10 driver points and 10 owner points. |
