Canterbury Development Control Plan 2012 prior to 30 January 2017 A major amendment to the DCP came into force on 30 January 2017. Development applications received prior to 30 January 2017 are required to be assessed under the DCP prior to the amendment. The DCP prior to that amendment can be accessed below.​ Canterbury Development Control Plan 2012 prior to 30 January 2017 A major amendment to the DCP came into force on 30 January 2017. Development applications received prior to 30 January 2017 are required to be assessed under the DCP prior to the amendment. The DCP prior to that amendment can be accessed below.​ Planning; Development Application Process; Development