Are you turning 65 in 2014?
Starting at age 65, you can choose not to contribute to CPP. You must fill out form CPT30 http://www.cra-arc.gc.ca/E/pbg/tf/cpt30/ . If you do not fill out the form, CPP deductions will continue automatically until you reach 70.
A handy dollars & sense tip from the bookkeeping experts at NFS!