Toyota and Stellantis will withdraw from Tesla’s European Union CO2 emissions pool for the 2026 compliance year. Tesla previously generated billions in revenue by allowing legacy manufacturers to pool fleets with its all-electric lineup to avoid heavy EU fines.

The departure of these two major partners signals an accelerating decline in Tesla’s regulatory credit sales. While this creates a material financial headwind, the shift was largely anticipated as legacy automakers ramp up their own electric vehicle production.

Tesla shares fell significantly following the announcement. However, market reports attributed the stock decline primarily to macroeconomic factors, including rising oil prices and geopolitical tensions.