The season began on January 27 at Daytona International Speedway and concluded on October 1 at Road Atlanta.
This season also saw the return of former IndyCar driver Robert Wickens after his horrific accident at the 2018 ABC Supply 500 left him as a paraplegic.
The provisional 2022 calendar was released on August 6, 2021 at IMSA's annual State of the Sport Address, featuring ten rounds.
Points are awarded based on finishing positions in the race as shown in the chart below.
There are also a number of manufacturer championships which utilize the same season-long point distribution chart.