If you earn too much to contribute to a Roth IRA directly, you are not locked out of tax-free retirement growth.
There is a legal workaround that thousands of Americans use every year, and it has nothing to do with offshore accounts or loopholes that invite an audit.
It simply comes down to understanding two sets of rules and filing one extra form.
For 2025, you can only put money into a Roth IRA directly if your modified adjusted gross income stays under $150,000 for single filers or $236,000 for married couples filing jointly.
Earn more than that and the front door is shut.
But the same tax code lets anyone, at any income level, fund a traditional IRA and then convert that money to a Roth.
That two-step move is what people call the backdoor Roth IRA.
You contribute to a traditional IRA with after-tax dollars, meaning you do not claim the deduction.
Then you convert the balance into a Roth.
Since you already paid income tax on the money going in, you generally owe little or nothing on the way out.
The catch that trips people up is the pro-rata rule.
If you hold any pre-tax money in a traditional IRA, SEP IRA, or SIMPLE IRA on December 31 of the conversion year, the IRS treats your conversion as a blend of taxed and untaxed dollars.
That can push part of your conversion into a taxable event and leave you with a leftover basis you have to track for years.
A clean backdoor Roth usually means having no traditional IRA balance.
Many people roll existing pre-tax IRAs into a 401(k) first, since 401(k) balances do not count under the pro-rata formula.
Check whether your workplace plan accepts incoming rollovers before you start.
The IRS wants your traditional IRA contribution reported on Form 8606, filed with your return.
Skip it and you may end up paying tax twice on the same dollars down the road.
This form is also how you document your basis so future conversions stay clean.
The deadline to contribute for a given tax year lands on the April filing deadline, not December 31.
Conversions, however, are counted in the calendar year they happen.
That timing difference gives you some room to plan, especially if your income was unusually high or low in a particular year.
For someone with decades until retirement, tax-free growth on years of contributions is a real advantage.
For someone closer to needing the money, run the numbers first.
A fee-only advisor or a tax preparer can model your specific situation in an hour, and that hour is cheap compared to a surprise tax bill.
Our take: the backdoor Roth is not a trick or a gray area, it is a documented part of the tax code that Congress has left in place through multiple overhauls.
Final Thoughts
If your income puts a direct Roth out of reach and you have no pre-tax IRA sitting around, the two-step move is about as straightforward as retirement planning gets.