This Act comes into operation on a date to be appointed by the Minister by notification in the Gazette and the Minister may appoint different dates for the coming into operation of different provisions of this Act. The Personal Data Protection Act 2010 [Act 709], which is referred to as the “principal Act” in this Act, is amended by substituting for the words “data user” and “data users” wherever appearing including in the shoulder note the words “data controller” and “data controllers” except in the definition of “register” under section 4, and section 9.