# 2026 BARCELONA-CATALUNYA GRAND PRIX

## 12 - 14 June 2026

The FIA Formula 1 Technical Delegate From The FIA Formula 1 Technical Delegate To The Stewards Document 50

Date 14 June 2026 Time 11:15 Title Technical Delegate's Report Description Parc Fermé Issues

**Enclosed 07 BCN-CAT GP 26 TDR10.pdf Jo Bauer**

## 2026 BARCELONA-CATALUNYA GRAND PRIX

## 12 - 14 June 2026

From : The FIA Formula 1 Technical Delegate

To : The Stewards Date : 14 June 2026

## TECHNICAL DELEGATE'S REPORT

The following driver will be using a new motor generator unit-kinetic (MGU-K) for the remainder of the Competition:

## Number Car Driver Previously used MGU-K

14 Aston Martin Aramco Honda Fernando Alonso 3

The motor generator unit-kinetic used by Fernando Alonso is the fourth (4th) of the three (3) new motor generator units-kinetic allowed for the 2026 Championship season and this is not in conformity with B8.2.2 f) 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

14 Aston Martin Aramco Honda Fernando Alonso 3

The energy store unit used by Fernando Alonso is the fourth (4th) of the three (3) new energy store units allowed for the 2026 Championship season and this is not in conformity 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

14 Aston Martin Aramco Honda Fernando Alonso 3

The control electronics unit used by Fernando Alonso is the fourth (4th) of the three (3) new control electronics units allowed for the 2026 Championship season and this is in not conformity 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

14 Aston Martin Aramco Honda Fernando Alonso 5

The power unit ancillary component used by Fernando Alonso is one (1) of the six (6) new power unit ancillary components allowed for the 2026 Championship season and this is in conformity with B8.2.2 g) of the 2026 Formula One Sporting Regulations.

The PU elements for car 14 were replaced without the approval of the technical delegate. As this is not in compliance with Article B3.5.3, I am referring this matter to the stewards for their consideration.