Article C3.13.3
Secondary Roll Structure Fairing
Technical Regulations
Article C3.13.3
Secondary Roll Structure Fairing
Chapter: C3
In Simple Terms
Teams can attach fairings (protective covers) to the secondary roll structure or cameras, but these fairings must fit within the HALO area, have smooth curves with no sharp edges (minimum 2mm radius), and can only connect to the front bodywork with a gentle fillet no larger than 10mm.
- Fairings may only be attached to the Secondary Roll Structure or cameras
- All fairings must remain within the RV-HALO boundary zone
- Minimum convex radius of 2mm required to ensure smooth aerodynamic surfaces
- Connection to Front Bodywork limited to maximum 10mm fillet radius for aerodynamic consistency
Official FIA Text
Fairing may be attached to Secondary Roll Structure or cameras. Must lie in RV-HALO, contain no convex radius less than 2mm, may be joined to Front Bodywork with Fillet Radius no greater than 10mm.
secondary roll structurefairinghalofillet radiusconvex radius
2026 Season Regulations