The exempt is $3500, that means if your imcome lower than $3500,you don't need to pay CPP, you will get the overpayment back when you file you tax return.
The maximum is $1861.20, the rate is 4.95%, the calculation is (your income-$3500)*4.95%, (if your income is lower than $41100). if your income is higher than $41100,.your CPP will be $1861.20.
If you pay more than what you should pay, you will get the CPP overpayment back when you file your tax return.
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