| Driver | Series | Year(s) | Number of Races Suspended | Championship Implications? | Reason(s) for Suspension | Reinstatement Required? |
|---|---|---|---|---|---|---|
| Sam Mayer | O'Reilly | 2025 | 1 | No | Intentional Wrecking Post-Race | No |
| Austin Hill | O'Reilly | 2025 | 1 | Yes | Intentional Wrecking | No |
| Conner Jones | Truck | 2024 | 1 | No | Intentional Wrecking | No |
| Aric Amirola | O'Reilly | 2024 | Multiple (suspended by the team) | No | Physical Altercation | No |
| Gray Gaulding | O'Reilly | 2024 | 0 (No Starts Scheduled at The Time) | No | Arrest | TBD |
| Chris Hacker | O'Reilly & Truck | 2023 | 1* | No | DWI Arrest | Met NASCAR's Terms & Conditions |
| Jason White (US) | Truck | 2023 - present | 0 (No Starts Scheduled at The Time) | No | DWI Arrest | TBD |
| Noah Gragson | Cup | 2023 | 6 | Yes (ROTY) | Liked Derogatory/Racist Instagram Meme | Sensitivity Training |
| Chase Elliott | Cup | 2023 | 1 | Yes (Driver) | Intentional Wrecking | No |
| Cody Ware | Cup | 2023 | 29 | No | Arrest | Charges Dismissed |
| Josh Williams | O'Reilly | 2023 | 1 | No | On-Track Misconduct | No |
| Cory Roper | Truck | 2023 | 0 (No Starts Scheduled at The Time) | No | Substance Abuse Policy | Road to Recovery |
| Bubba Wallace | Cup | 2022 | 1 | Yes (Owner) | Intentional Wrecking | No |
| Caesar Bacarella | O'Reilly | 2021 - 2022 | 1* | No | Substance Abuse Policy | Road to Recovery |
| Carson Ware | O'Reilly | 2021 - 2022 | 1* | No | Arrest | Met NASCAR's Terms & Conditions |
| Josh Reaume | Truck | 2020 - 2021 | 6 | No | Made an Anti-Semitic Social Media Post | Sensitivity Training |
| Mike Wallace | O'Reilly | 2020 - 2021 | 1* | No | Made Derogatory Social Media Posts | Sensitivity Training |
| Kyle Larson | Cup | 2020 | 32 | Yes | Used Racial Slur on iRacing | Sensitivity Training |
| Bayley Currey | O'Reilly | 2019 | 6 | No | Substance Abuse Policy | Road to Recovery |
| Johnny Sauter | Truck | 2019 | 1 | No | Intentional Wrecking | No |
| Austin Wayne Self | Truck | 2019 | 2 | No | Substance Abuse Policy | Road to Recovery |
| Anthony Kumpen | O'Reilly | 2018 - 2022 | 0 (No Starts Scheduled at The Time) | Yes (Euro Series) | Substance Abuse Policy | Road to Recovery |
| Spencer Gallagher | O'Reilly | 2018 | 8 | No | Substance Abuse Policy | Road to Recovery |
| Derek White | O'Reilly | 2016 - 2025 | 0 (No Starts Scheduled at The Time) | No | Drug Smuggling Charges | Awarded a Stay In Prosecution |
| Matt Kenseth | Cup | 2015 | 2 | Yes | Intentional Wrecking | No |
| Kurt Busch | Cup | 2015 | 3 | No | Domestic Violence Allegations | No |
| Corey LaJoie | O'Reilly | 2013 | 0 (No Starts Scheduled at The Time) | No | Derogatory/Insensistive Post | Sensitivity Training |
| Jeremy Clements | O'Reilly | 2013 | 2 | No | Derogatory Language | Sensitivity Training |
| A.J. Allmendinger | Cup | 2012 | 15 | No | Substance Abuse Policy | Road to Recovery |
| Kurt Busch | Cup | 2012 | 1 | No | Threatening Reporter | No |
| John Wes Townley | Truck | 2012 | 1 | No | DUI Arrest | Road to Recovery |
| Kyle Busch | Cup & O'Reilly | 2011 | 2 | Yes (Owner) | Intentional Wrecking | No |
| Jack Smith | Truck | 2010 | Indefinite | No | Substance Abuse Policy | Road to Recovery* |
| Jeremy Mayfield | Cup | 2009 - present | Ongoing | No | Substance Abuse Policy | Ongoing |
| Carl Long | Cup | 2009 | 8 | No | Oversized Engine & Subsequent Fines for Penalty | No |
| Ted Musgrave | Truck | 2007 | 1 | No | Intentional Wrecking | No |
| Robby Gordon | Cup | 2007 | 1 | No | On-Track Misconduct | No |
| Tyler Walker | O'Reilly | 2007 | Multiple | No | Substance Abuse Policy | Road to Recovery* |
| Aaron Fike | Truck | 2007 - 2012 | 13 | No | Substance Abuse Policy | Road to Recovery* |
| Shane Hmiel | O'Reilly | 2005 | 22 | No | Substance Abuse Policy | Road to Recovery* |
| Brian Rose | Truck | 2003 - 2010 | Multiple | No | Refused Drug Test | Road to Recovery* |
| Kevin Harvick | Cup | 2002 | 1 | No | Intentional Wrecking | No |
| Sammy Potashnick | O'Reilly | 2002 | Multiple | No | Arrested on Drug Charges | Road to Recovery* |
| Jeff Purvis | O'Reilly | 1998 | 4 | No | Retaliation and Fighting on Pit Road | No |
| Steve Seligman | Cup | 1997 - present | Banned for Life | No | Arrested on Drug Charges | Ongoing |
| Tim Richmond | Cup | 1988 | 1* | No | 'Banned Substances' (Sudafed and Advil) | Reinstated Later That Year |
| D.K. Ulrich | Cup | 1987 | 1 | No | N/A | No |
| D.K. Ulrich | Cup | 1978 | 12 | No | Nitrous Oxide in the Car | No |
| Bill Champion | Cup | 1978 | 12 | No | Nitrous Oxide in the Car | No |
| Joe Frasson | Cup | 1975 | 1 | No | Beating His Own Car with a Jack Handle | No |
| Curtis Turner | Cup | 1961 - 1965 | Many | Yes | Started Driver's Union | No |
| Frankie Schneider | Cup | 1958 | Many | Yes | Unsportsmanlike Conduct | No |
| Buddy Shuman | Cup | 1949 | 1 | No | Allegedly Dropping Thumbtacks in Modified Race | No |
| Speedy Thompson | Cup | 1949 | 1 | No | Allegedly Dropping Thumbtacks in Modified Race | No |
| Ed Samples | Cup | 1949 | 1 | No | Allegedly Dropping Thumbtacks in Modified Race | No |
