Here is the provisional calender for this year’s 2025 British GT Championship:

March 21: Silverstone
April 5-6: Donington Park
April 26-27: Silverstone
May 24 & 26: Oulton Park
June 21-22: Spa-Francorchamps
July 12-13: Snetterton
August 23-24: Brands Hatch
October 4-5: Donington Park