Minister Roxon introduced the plain packaging bill to Parliament on 6 July 2011,[71] and it passed through the Lower House on 24 August 2011.[93] The legislation passed the Upper House on 10 November 2011 with the amended start date of 1 December 2012.[3] Due to the changed start date the legislation returned to the Lower House before being given royal assent.[94] Legislation finally passed on 21 November 2011.[5]