Effective January 1, 2007, all helmets used for road racing must be approved by the Snell Foundation with Snell sticker 2000 or later Special Application (SA2000), or by the SFI with a SFI Sticker 31.1a for open faced helmets and a SFI sticker 31.2a for closed faced (if purchased prior to 12/31/04), SFI 31.1 (if purchased after 1/1/05), or by the FIA standard 8860-2004.

The back of each driver’s helmet shall be labeled with a minimum of the driver’s name.