PIL before Calcutta High Court challenges sudden deactivation of Aadhaar cards

A public interest litigation (PIL) petition before the Calcutta High Court has challenged the validity of Regulation 28A of the Aadhaar (Enrolment and Update) Regulations, 2016, which empowers authorities to deactivate the Aadhaar Cards of those who are deemed to be foreigners [Joint Forum Against NRC vs Union of India].