http://www.cra-arc.gc.ca/tx/ndvdls/tpcs/prpp-rpac/cntrb-eng.html
Member contributions
A member can make voluntary contributions to their PRPP between January 1 in a given year and 60 days into the following year, up until the end of the year in which they turn 71.
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http://www.cra-arc.gc.ca/tx/bsnss/tpcs/slps/fnncl/prpp-rpac/yr-eng.html
Contribution made by the employee
Generally, the contribution year is the period that:
begins on the 61st day of a year, the last 10 months of the tax year (March to December); and
ends on the 60th day of the following year (ordinarily January 1st to March 1st of the following year).
Member contributions
A member can make voluntary contributions to their PRPP between January 1 in a given year and 60 days into the following year, up until the end of the year in which they turn 71.
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---------------------------
http://www.cra-arc.gc.ca/tx/bsnss/tpcs/slps/fnncl/prpp-rpac/yr-eng.html
Contribution made by the employee
Generally, the contribution year is the period that:
begins on the 61st day of a year, the last 10 months of the tax year (March to December); and
ends on the 60th day of the following year (ordinarily January 1st to March 1st of the following year).