我来问一个. $ D4 U" K0 w; [* Y妈妈探亲过来超过6个月,需要加拿大的无犯罪证明吗? 5 N' R7 G' n7 ^. V% J/ N官方的回答是 Do I need to provide a police certificate when applying for permanent residence? Only in certain cases. The Canadian visa office will tell you if you need a Canadian criminal record check while your application is being processed. ( \2 p% d4 D: I( e是不是说,这次补材料不需要.除非移民局需要呀?