The Italian data-protection authority said it was imposing an “immediate temporary limitation on the processing of Italian users’ data” .
The authority said there were privacy concerns and said it would ban and 
The regulator instanced a 20 March data breach at ChatGPT’s developer, OpenAI, involving user conversations and payment information.
It said there was no legal basis to justify “the mass collection and storage of personal data for ‘training the platform.
It also said that since there was no way to verify the age of users, the app “exposes minors to absolutely unsuitable answers compared to their degree of development and awareness.”
Disagreeing with the ban was Italy’s deputy prime minister and the minister for health and transport, Matteo Salvini, who found the decision ‘disproportionate’ and ‘hypocritical’ and said that common sense was needed.
OpenAI now has 20 days to say how it would address the watchdog’s concerns, under penalty of a fine of €20 million ($21.7m) or up to 4% of annual revenues.