Reduction Water Withdrawal

Code of Conduct WALTER GROUP | Business Partners CoC Business Partners | October 2025 Page 6 of 10 3.3 Reduction of Water Withdrawal Efficient Use of Water The Business Partner is required to continuously monitor its water consumption and to implement measures aimed at reducing water withdrawal and improving the efficiency of water use. The objective is to minimise impacts on local water resources and to promote the sustainable management of water. 3.4 Climate Protection Reduction of Greenhouse Gas Emissions The Business Partner is expected to actively engage in climate protection and to continuously reduce its greenhouse gas emissions in line with the principle of decarbonisation. The aim is to contribute jointly to the achievement of global climate targets a nd to advance the transition to a low-carbon economy. In accordance with the CSDDD, this includes the duty to systematically identify climate - related risks, to develop appropriate measures and transformation plans and to regularly review and transparently document their implementation. 3.5 Handling of Air Pollutants and Noise Emissions Emissions of air pollutants and noise arising from operations must be identified, regularly monitored, assessed and where necessary, effectively treated prior to release. The Business Partner is required to operate and maintain its emission-control systems in a reliable manner. Furthermore, it is expected to develop and implement economically viable solutions to minimise all types of emissions as far as possible. 3.6 Handling of Waste and Hazardous Substances The Business Partner shall adopt a systematic approach to identifying, handling, reducing and responsibly disposing of or recycling solid waste. The provisions of the Basel Convention on the Control of Transboundary Movements of Hazardous Wastes and Their Disposal of 22 March 1989, as amended, including its relevant prohibitions and control mechanisms, must be observed. Chemicals or other substances that pose a risk to the environment upon release must be handled in such a way as to ensure safety at all times during handling, transport, storage, use, recycling or reuse and disposal. Mercury must be managed in accordance with the requirements of the Minamata Convention on Mercury of 10 October 2013; persistent organic pollutants (POPs) must be managed in compliance with the provisions of the Stockholm Convention of 22 May 2001, as amen ded.