2026 UNITED STATES GRAND PRIX

23 - 25 October 2026

The FIA Formula 1 Technical Delegate From The FIA Formula 1 Technical Delegate To The Stewards Document 47

Date 25 October 2026 Time 11:23 Title Technical Delegate's Report Description Parc Fermé Issues

Enclosed 18 US GP 26 TDR7.pdf Jo Bauer

2026 UNITED STATES GRAND PRIX

23 - 25 October 2026

From : The FIA Formula 1 Technical Delegate

To : The Stewards Date : 25 October 2026

TECHNICAL DELEGATE'S REPORT

The following driver will be using a new internal combustion engine (ICE) for the remainder of the Competition:

Number Car Driver Previously used ICE

18 Aston Martin Aramco Honda Lance Stroll 5

The internal combustion engine used by Lance Stroll is the sixth (6th) of the four (4) new internal combustion engines allowed for the 2026 Championship season and this is not in compliance with B8.2.2 a) of the 2026 Formula One Sporting Regulations.

The following driver will be using a new turbocharger (TC) for the remainder of the Competition:

Number Car Driver Previously used TC

18 Aston Martin Aramco Honda Lance Stroll 6

The turbocharger used by Lance Stroll is the seventh (7th) of the four (4) new turbochargers allowed for the 2026 Championship season and this is not in compliance with B8.2.2 b) of the 2026 Formula One Sporting Regulations.

The following driver will be using a new energy store unit (ES) for the remainder of the Competition:

Number Car Driver Previously used ES

18 Aston Martin Aramco Honda Lance Stroll 7

The energy store unit used by Lance Stroll is the eighth (8th) of the three (3) new energy store units allowed for the 2026 Championship season and this is not in compliance with B8.2.2 d) of the 2026 Formula One Sporting Regulations.

The following driver will be using a new control electronics unit (PU-CE) for the remainder of the Competition:

Number Car Driver Previously used PU-CE

18 Aston Martin Aramco Honda Lance Stroll 6

The control electronics unit used by Lance Stroll is the seventh (7th) of the three (3) new control electronics units allowed for the 2026 Championship season and this is not in compliance with B8.2.2 e) of the 2026 Formula One Sporting Regulations.

The following driver will be using a new power unit ancillary component (PU-ANC) for the remainder of the Competition:

Number Car Driver Previously used PU-ANC

18 Aston Martin Aramco Honda Lance Stroll 8

The power unit ancillary component used by Lance Stroll is the ninth (9th) of the six (6) new power unit ancillary components allowed for the 2026 Championship season and this is not in compliance with B8.2.2 g) of the 2026 Formula One Sporting Regulations. All PU elements for car number 18, driver Lance Stroll, have been replaced without the approval of the FIA technical delegate, this not being in compliance with Article B3.5.4 of the 2026 Formula One Sporting Regulations.

Changes to the suspension set-up of car number 18 have been made without the approval of the FIA technical delegate. Therefore car number 18 should now be required to start the Race from the pit lane according to Article B3.5.3 a) of the 2026 Formula One Sporting Regulations.

Car numbers 18 was not covered 2 hours after the end of Qualifying, respectively 5 hours before the scheduled start of the formation lap for the Race, this not being in compliance with Article B3.4.3.

I am referring these matters to the stewards for their consideration.