Doc 44 - P3 and Qualifying Scrutineering

2026 BARCELONA-CATALUNYA GRAND PRIX 12 - 14 June 2026 Technical Delegate’s Report Before the third free practice session: A spare LHS front corner of car numbers 41 and 30 was digitally scanned and the scanned data were compared with the team declared CAD drawings. Further the team declared CAD drawings were also compared with previously submitted versions and checked for conformance with the 2026 Formula One Technical Regulations. During the third free practice session: The tyre starting pressures of all cars during P3 were checked. The fuel pressure of all cars during the third free practice session was checked. The logged pressure within the engine cooling system during the third free practice session was checked on all cars. The engine high rev limit bands were checked on all cars. The fuel flow meter calibration checksum was checked on all cars. The instantaneous fuel energy flow of all cars was checked. The partial load fuel energy flow of all cars was checked. The fuel temperature of all cars was checked. The plenum temperature of all cars was checked. The engine intake air pressure of all cars was checked. From The FIA Formula 1 Technical Delegate To The Stewards Document 44 Date 13 June 2026 Time 19:05 The maximum turbocharger speed was checked on all cars. The PU and MGU-K reduction rates were checked on all cars. The DC sensor temperatures were checked on all cars. The on-track ES state of charge limits were checked on all cars. The ERS recharge limits were checked on all cars. The SECU custom software versions were checked on all cars. Before the Qualifying practice session: It was confirmed for all cars that the gear ratios used during the remainder of this Competition belong to the gear ratios declared to the FIA technical delegate at or before the first Competition of the 2026 Championship. The thickness of the brake discs of car numbers 81, 01, 12, 03, 06, 16, 44, 23, 55, 41, 30, 18, 14, 31, 87, 27, 05, 10, 43, 11 and 77 was checked. During the Qualifying practice session: Car numbers 12, 06, 23, 55, 41, 31, 87, 27, 05 and 10 were weighed. The weight distribution was checked on car numbers 12, 06, 23, 55, 41, 31, 87, 27, 05 and 10. The following aerodynamic component or bodywork areas were checked on car number 23: - Floor Body - Article C3.5.1 - Floor Foot - Article C3.5.2 - Floor Sidewall - Article C3.5.3 - Floor Board - Article C3.5.5 - Floor Bib - Article C3.5.6 - Floor Leading Edge Device - Article C3.5.7 - Floor Winglet - Article C3.5.8 - Floor Corner - Article C3.5.10 - Nose - Article C3.7.1 - Forward Chassis - Article C3.7.2 - Mid Chassis - Article C3.7.3 - Roll Hoop - Article C3.7.4 - Mirror - Article C3.7.5 - Driver Cooling - Article C3.7.6 - Sidepod - Article C3.8.1 - Engine Cover - Article C3.8.2 - Front Wing Profiles - Article C3.10.1 - Front Wing Endplate body - Article C3.10.2 - Front Wing Outboard Footplate - Article C3.10.3 - Front Wing Inboard Footplate - Article C3.10.4 - Front Wing Endplate Diveplane - Article C3.10.5 - Front Wing Strake - Article C3.10.8 - Front Wing Aux. Components - Article C3.10.11 - Rear Wing Profiles - Article C3.11.1 - Rear Wing Endplate Body - Article C3.11.2 - Rear Wing Pylon - Article C3.11.4 - Rear Wing Aux. Components - Article C3.11.7 The tyre starting pressures of all cars during the qualifying sessions were checked. After the Qualifying practice session: Car numbers 81, 01, 63, 12, 03, 06, 44, 30 and 27 were weighed. The following aerodynamic component or bodywork areas were checked on car numbers 81, 03 and 27: - Floor Body - Article C3.5.1 - Floor Foot - Article C3.5.2 - Floor Sidewall - Article C3.5.3 - Floor Board - Article C3.5.5 - Floor Bib - Article C3.5.6 - Floor Leading Edge Device - Article C3.5.7 - Floor Winglet - Article C3.5.8 - Floor Corner - Article C3.5.10 - Nose - Article C3.7.1 - Forward Chassis - Article C3.7.2 - Mid Chassis - Article C3.7.3 - Roll Hoop - Article C3.7.4 - Mirror - Article C3.7.5 - Driver Cooling - Article C3.7.6 - Sidepod - Article C3.8.1 - Engine Cover - Article C3.8.2 - Front Wing Profiles - Article C3.10.1 - Front Wing Endplate body - Article C3.10.2 - Front Wing Outboard Footplate - Article C3.10.3 - Front Wing Inboard Footplate - Article C3.10.4 - Front Wing Endplate Diveplane - Article C3.10.5 - Front Wing Strake - Article C3.10.8 - Front Wing Aux. Components - Article C3.10.11 - Rear Wing Profiles - Article C3.11.1 - Rear Wing Endplate Body - Article C3.11.2 - Rear Wing Pylon - Article C3.11.4 - Rear Wing Aux. Components - Article C3.11.7 The fuel pressure of all cars during the qualifying session was checked. The logged pressure within the engine cooling system during the qualifying session was checked on all cars. The engine high rev limit bands were checked on all cars. Fuel flow meter calibration checksums were checked on all cars. The instantaneous fuel energy flow of all cars was checked. The partial load fuel energy flow of all cars was checked. The fuel temperature of all cars was checked. The plenum temperature was checked on all cars. The engine intake air pressure of all cars was checked. The maximum turbocharger speed was checked on all cars. The DC sensor temperatures were checked on all cars. The on-track ES state of charge was checked on all cars. The ERS recharge limits were checked on all cars. The maximum MGU-K power limits were checked on all cars. The maximum MGU-K speed was checked on all cars. The session type has been confirmed for all cars. Chassis FIA checksum was checked on all cars taking part in the qualifying sessions. Torque sensor software version checks have been carried out on all cars. Torque sensor calibration checks have been carried out on all cars. The rear brakes pressure control was checked on car numbers 81, 01, 63, 12, 03, 06, 16, 44, 23, 55, 41, 30, 31 and 87. The steering wheel of all cars has been checked. Custom software version checks have been carried out on all cars. SECU software version checks have been carried out on all cars. The maximum front wing adjuster system transition time was checked on all cars. The maximum rear wing adjuster system transition time was checked on all cars. The tyres cold pressure was checked on car numbers 01 and 12. The tyres used by all drivers during the sessions today have been checked. The following SECU software versions have been used by the teams during the qualifying sessions: Team FIA Standard ECU system version McLaren Mastercard F1 Team SR1833 + B12A Mercedes-AMG PETRONAS Formula One Team SR1833 + B129 Oracle Red Bull Racing SR1833 + BE5A Scuderia Ferrari HP SR1833 + B12A Atlassian Williams Racing SR1833 + B129 VISA Cash App Racing Bulls Formula One Team SR1833 + B129 Aston Martin Aramco Formula One Team SR1833 + B129 TGR Haas F1 Team SR1833 + B12A Audi Revolut F1 Team SR1833 + B129 BWT Alpine Formula One Team SR1833 + B129 Cadillac Formula 1 Team SR1833 + B12A All the above items were found to be in conformity with the 2026 FIA Formula One Technical Regulations. The FIA Formula 1 Technical Delegate Jo Bauer