documentation for RQ retention period

[blueshirt]

If one has acquired his citizenship how long he or she should retain his rq documentations like bank statement and other proofs. For CRA audit one has to keep files for 7 years like wise for an RQ applicant what is the rule and period for document retention. Should one keep his bill of proof of his residency life long? E.g. gas or coffee bill or resturant bill or ohip or cbsa records etc

 

[links18]

Once your a citizens, you are a citizen, unless they try to accuse you of fraud in your application. I'd keep that stuff, put it in a safe place just in case and then forget about it.