1. In the AI regulatory sandbox, personal data lawfully collected for other purposes may be processed solely for the purpose of developing, training and testing certain AI systems in the sandbox when all of the following conditions are met:
(a) AI systems shall be developed for safeguarding substantial public interest by a public authority or another natural or legal person and in one or more of the following areas:
(i) public safety and public health, including disease detection, diagnosis prevention, control and treatment and improvement of health care systems;
(ii) a high level of protection and improvement of the quality of the environment, protection of biodiversity, protection against pollution, green transition measures, climate change mitigation and adaptation measures;
(iii) energy sustainability;
(iv) safety and resilience of transport systems and mobility, critical infrastructure and networks;
(v) efficiency and quality of public administration and public services;
(b) the
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