The season started on January 21 at Daytona International Speedway and concluded on October 1 at Michelin Raceway Road Atlanta.
The provisional 2022 calendar was released on August 6, 2021 at IMSA's annual State of the Sport Address, featuring five rounds.
[1] Championship points are awarded in each class at the finish of each event.
Points are awarded based on finishing positions in the race as shown in the chart below.
Bold - Pole position Italics - Fastest lap †: Post-event penalty.