Retirement & Tax Planning Answers
Can I Automate RMD Withdrawals and Tax Payments Through Online Retirement Account Providers?
Quick answer
Yes, most major custodians, including Fidelity, Schwab, and Vanguard, offer an automated RMD service that calculates the required amount each year and distributes it on a schedule you choose (annually, quarterly, or monthly), while letting you elect a federal (and where applicable, state) withholding percentage at the same time. The limitation is that automation applies to that one account at that one custodian. If you hold IRAs or 401(k)s at more than one institution, each provider only automates its own piece, and aggregating the total RMD obligation across accounts remains your responsibility. Default withholding elections, often in the 10% range, are frequently lower than what's actually owed once the RMD is added to other income, so an automated tax payment can still leave a gap due at filing.
Automated RMD services are genuinely useful and widely available. Once set up, the custodian calculates the required distribution each year based on the account balance and your age, distributes it on the schedule you've chosen, and can withhold a percentage for federal taxes automatically, removing the need to remember the calculation or manually initiate the withdrawal each year.
The automation is scoped to that single account, however. A custodian's system has no visibility into IRAs or 401(k)s held elsewhere, so if your retirement savings span multiple institutions, each one's automated service only handles its own piece of the total obligation. Aggregating the full picture and confirming nothing is missed across accounts still falls to you, or to whoever is managing the plan on your behalf.
Withholding automation solves the mechanics of sending money to the IRS but not necessarily the amount. Many custodians default to a modest withholding percentage, often around 10%, unless a different rate is specifically requested. For a retiree whose actual marginal rate, once the RMD stacks with Social Security and other income, is meaningfully higher than that default, the automated withholding still leaves an underpayment that shows up as a penalty or a larger bill at tax time.
It's also worth independently verifying the custodian's RMD calculation at least once, particularly in the first year or after a rollover, rather than assuming the automation is flawless. Errors are uncommon but not impossible, especially around beneficiary designations, prior-year balance corrections, or accounts that recently changed custodians.
If your retirement accounts are spread across multiple custodians, set up automation at each one individually, but also keep your own running total to confirm the combined RMD obligation is fully satisfied across all of them.
Review your withholding election against your actual expected tax rate for the year, not the custodian's default, especially in years when the RMD is large relative to your other income.
- Assuming that automating RMDs at one custodian covers accounts held elsewhere.
- Leaving the default withholding percentage unchanged without checking whether it covers the actual tax owed.
- Not verifying the automated calculation at least once, particularly after a rollover or a change in beneficiary designation.
- Setting up automation and then not revisiting it annually as the account balance, age, and applicable life expectancy factor change.