Withdrawal tax is usually less than tax deferred on initial contribution — Since
you contribute at your marginal tax rate and withdraw at your average tax rate then this account is quite beneficial for most investors.
Not exact matches
The spouse with the higher income
contributes to them and when the spouse with the lower income withdraws the money, it's
taxed at a lower
marginal rate.
If your
rate is higher when you
contribute than when you withdraw, an RRSP is more advantageous because your contribution could result in
tax savings that help to reduce your high
marginal tax rate, and your withdrawals will be
taxed at a lower
rate.
Whether one is more advantageous than the other depends on your
marginal tax rate at the time you
contribute compared with your
marginal tax rate when you withdraw your funds.
For them to make the decision during their working years to
contribute to rrsps implies to me that they are adding rrsps to their future income streams which in my mind makes it the «last» income which gets
taxed at the
marginal rate.
Because there's more in the RRSP for that case, the winner does depend on the final RRSP withdrawal
tax rate: the break - even here is around 28.5 % (if you can withdraw
at lower
rates,
contributing earlier is better — in this case you don't need to do much better than that working - years
marginal tax of 35 %).
Higher
tax drags work more towards the favour of the
contribute - and - defer choice:
at half the
marginal rate (17.5 %, which may be more realistic with other income and non-deferred capital gains in the mix), the ending break - even
tax on RRSP withdrawals is about 32.5 %.
Money
contributed to either a savings account or a Roth IRA will have been
taxed at three
marginal tax rate when your earned the money.