Leaked CEO letter prompts opposition from broad alliance of environmental and health advocates defending landmark EU Packaging and Packaging Waste Regulation. A leaked letter signed by more than 100 food and beverage company CEOs, including Coca-Cola, Heineken, McDonald’s, Kraft Heinz and Mondelez, is calling on European Union institutions to delay and reopen key provisions of the Packaging and Packaging Waste Regulation (PPWR), just months before implementation is set to begin in August 2026.