NASA does not appear to run all race groups at all events. The codes on each line indicate which groups NASA plans to have at any given event.
February 1st School & TBD, Sears Point 2nd PS/P7/HPR/NUTS & 3 Hour Enduro, Sears Point 22nd School & RSR, Sears Point 23rd PS/P7/HPR/RSR & 3 Hour Enduro, Sears Point March 29th School & P7, Sears Point April 5-6 School & PS/P7/HPR/RSR, Thunderhill May 3-4 School & PS/P7/HPR/RSR, Willow Springs 24-25 School & PS/HPR/RSR, Sears Point June 21 PS/P7/HPR/RSR & 3 Hour Enduro, Thunderhill 22 School & tbd, Thunderhill July 12-13 School & PS/P7/HPR/RSR, San Francisco Grand Prix, 1.5M Street Course 16-20 P7 & tbd, Ensenada Grand Prix, 1.8M Street Course August 23-24 School & PS/P7/HPR/RSR, buttonwillow September 19-21 School & Race groups tbd, Laguna Seca October 4-5 tbd, Thunderhill 25 School, Sears Point 26 PS/P7/HPR/RSR/GTP/ & tbd, Sears Point November 22 School, Sears Point 23 PS/P7/HPR/RSR & 2 Hour Enduro, Sears Point December 13 PS/P7/HPR/RSR & 6 Hour Enduro (day/night), Thunderhill 14 School & tbd, Thunderhill
PS Pro-Sedan groups 1-3, cmc, su, hu, nuts, gti, pctcc GTA GT America Stock Cars CMC Camaro/Mustang Challenge LEG Legends SU Super Unlimited GTP ex-IMSA prototype cars HU Honda Unlimited FM/FF Formula Mazda & Ford NUTS NASA ultra truck series HPR Handicap Pro Racing GTI Nuespeed GTI Cup P7 Pro RX7 PCTCC Pacific Coast Touring Car Championship RSR Renault Sports Racer (former SCCA Spec Racers)