Under the Indian Constitution, for a bill to be enacted into a law, it has to be approved by both Houses of the Parliament - the Lower House (Lok Sabha) and the Upper House (Rajya Sabha). There is one exception to this general rule. A bill certified as a 'money bill' by the speaker of the Lower House can be enacted into a law by the Lower House alone, without any approval from the Upper House. The Aadhar Act, 2016 was enacted using this route. After being passed by the Lok Sabha, the Lok Sabha speaker certified the Aadhar Bill