I think that’s be rather hard to do without contentious enabling legislation. It was more likely intended for company issued phones, to stop employees taking photos in the office (some offices still ban camera phones).
>>rsynno+(OP)
Legislation? You don't need legislation during a declared emergency.
You don't need legislation to do anyway, you just go ahead and do it using whatever means at your disposal. The legal repercussions come later, if at ll.