[1] As a college student, Cheffers became interested in officiating through his father, and decided to work intramural sports to make additional income.

[1] Enjoying the experience of student sports, he sought assistance from his father to officiate high school football games to begin a career.

[3] In his promotion to referee, NFL officiating director Mike Pereira said of Cheffers, "Carl has been extremely successful on the field as a side judge.

[5] Cheffers was selected to be the alternate referee of Super Bowl XLIX, which was played at University of Phoenix Stadium in Glendale, Arizona on February 1, 2015.

[6] In December 2015, Cheffers refereed the game between the Detroit Lions and Green Bay Packers, which resulted in the "Miracle in Motown" play.