Although DOL has not released specific language for the proposed regulations, the agency has made clear that it intends to effect sweeping changes.

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But without a clear Chinese law currently in effect, the guidelines if made mandatory would prohibit the export of such data even when a customer had consented.

FORBES: China: Seeking Balance In Regulating Data Privacy

However, Mr Walsh said that "the new transport secretary has made it clear that she wants this issue addressed and has set up a smaller working group with immediate effect to see how quickly this restriction can be revised".

BBC: Airport security measures