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CPA Guidance · RMD Calculation · June 2026

Inherited IRA CPA: When You Need One, What to Ask, and the IRS Rules That Determine Your RMDs

By The Retirement Index Editorial Team

Published Last reviewed Fact-checkedCites IRS, SEC, FINRA, CFPB

By The Retirement Index Editorial Team · · Next review: · Affiliate disclosure

Sources used. IRS required minimum distributions for IRA beneficiaries (accessed 2026-06-13). IRS Publication 590-B (accessed 2026-06-13). IRS IRB 2024-33. FINRA investor alert on inherited IRAs. Heritage IRA fee schedule (effective 01/01/2026). Advanta IRA fee schedule. IRA Financial Trust fee schedule. All accessed 2026-06-13.

Quick answer

An inherited IRA CPA is worth it when your case is anything but simple — when you need help classifying the right beneficiary type, figuring out whether a 10-year payout or different schedule applies, and calculating inherited IRA RMDs on time. In many non-spouse cases with a non-eligible designated beneficiary, the SECURE Act's general 10-year rule applies, but annual RMDs may also be required during that period.

What an inherited IRA CPA actually does

An inherited IRA follows beneficiary-specific IRS rules, not the simpler rules people use for their own IRA. A CPA is most useful when you need to interpret those rules, calculate distributions correctly, and keep tax reporting aligned with the account paperwork. In plain English: the CPA helps with the "what rule applies?" and "what number do I report?" parts.

When a CPA is most useful

A CPA is especially helpful if you have one or more of these issues:

  • You are not sure whether you are a spouse or non-spouse beneficiary
  • The IRA owner's death timing affects which payout rule applies
  • A trust, estate, disability, or chronically ill classification is involved
  • You inherited more than one account and need consistent reporting
  • You may have missed a required distribution and need to review the situation under IRS rules
  • You have inherited assets held through a self-directed or Gold IRA structure and need the tax side kept straight

The main job of the CPA

A good inherited IRA CPA should help you:

  1. Confirm your beneficiary category
  2. Identify the correct IRS payout framework
  3. Calculate the annual distribution if one is required
  4. Help your tax reporting match the account records
  5. Document the assumptions in case you need them later

For the IRS framework behind this, see the IRS page on required minimum distributions for IRA beneficiaries and IRS Publication 590-B (accessed 2026-06-13).

The IRS decision tree you must get right first

Before you calculate anything, you have to classify the inherited IRA correctly. That matters because the distribution timeline depends on who inherited the account and on the facts of the original owner's death.

Start with these questions

  • Are you the spouse of the deceased IRA owner?
  • Are you a non-spouse beneficiary?
  • Is there a valid designated beneficiary under IRS rules?
  • Did the IRA owner die before or after key required beginning date timing?
  • Is a trust or estate involved?
  • Do any special documentation rules apply?

Common payout timelines

Depending on whether you're a spouse or non-spouse and whether a valid designated beneficiary exists, IRS rules may require annual life-expectancy-type distributions, a 5-year payout in certain IRS-defined categories, or a 10-year payout in many non-spouse cases with a non-eligible designated beneficiary. The 5-year and life-expectancy-type options only apply in specific IRS-defined beneficiary categories; confirm the category before assuming which applies to you.

That is why a CPA should first classify the situation, then calculate anything else.

How inherited IRA RMDs are calculated

Inherited IRA RMDs are generally calculated using the prior year-end balance and an IRS distribution period or life expectancy factor. The basic idea is simple, but the details are not.

The core calculation

The IRS method is generally:

prior December 31 balance ÷ distribution period

The distribution period comes from the IRS tables in Publication 590-B or related IRS RMD guidance.

Where people make mistakes

  • Using the wrong beneficiary category
  • Using the wrong account balance date
  • Using the wrong IRS table
  • Missing the annual deadline
  • Assuming one inherited IRA rule works for every beneficiary type

A simple illustration

IRS Publication 590-B shows that some life expectancy factors reduce by 1 each year. In the example style used by the IRS, a factor can move from 29.6 to 25.6 after four years. If you want to rely on a specific numeric example, verify it directly in the IRS publication example or table section before using it. That shows the basic pattern: the distribution period can shorten over time.

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No obligation. Understand your inherited IRA RMD obligations.

Inherited IRA deadlines: when late becomes a tax problem

The deadlines for inherited IRA distributions depend on the beneficiary category and the owner's death timing. Some beneficiaries must begin taking distributions right away. Others may have a different IRS timeline, such as a 5-year framework in certain IRS-defined categories or a 10-year payout in many SECURE Act situations. The key point is that the deadline is not one-size-fits-all.

What a CPA should verify

  • The first year a distribution is required
  • Whether the distribution is annual or a one-time deadline by a specific year
  • Which balance is used for the calculation
  • Whether the custodian's setup and reporting appear consistent with the IRS beneficiary framework based on your facts

If you are already late, a CPA or CPA plus attorney can help you review the facts and evaluate deadlines, potential penalties, and any IRS correction or relief process that may apply.

When an inherited IRA CPA is most valuable

High-priority CPA scenarios

A CPA is most valuable when:

  • Beneficiary status is unclear
  • A trust is involved
  • The account holder died near an important IRS timing cutoff
  • You have several inherited accounts to track
  • You need to reconcile custodian reporting with tax reporting
  • You missed a distribution and need to understand the situation under IRS rules
  • You inherited a self-directed account and want the tax side handled carefully

CPA vs CPA + attorney

A CPA is mainly there for tax interpretation and reporting. If your case involves trust language, estate documents, or a legal question about who the real beneficiary is, a CPA plus attorney may make more sense than a CPA alone.

What to ask your inherited IRA CPA

Questions about classification

  • "What IRS beneficiary category applies to my case?"
  • "What facts made you choose that category?"
  • "Which IRS page or publication supports that view?"

Questions about the calculation

  • "Which IRS table or distribution period are you using?"
  • "What balance are you using for the calculation?"
  • "How did you confirm the deadline?"
  • "Are there any annual changes I should expect?"

Questions about reporting and records

  • "What tax documents should I keep with the account file?"
  • "How will you document your assumptions?"
  • "If the custodian's setup or reporting appears inconsistent with the IRS beneficiary framework based on my facts, what documentation or steps will you use to reconcile the classification and reporting?"

Questions if you already made a mistake

  • "If I missed a distribution, what do you review first?"
  • "What documents do you need to assess the situation under IRS rules?"
  • "Should I also speak with an attorney?"

Fees: CPA cost vs custodian cost vs Gold IRA costs

With inherited IRAs, the tax help is only one part of the cost picture. A CPA's fee is separate from the custodian's administrative charges, and if you hold precious metals, there may also be storage and transaction costs.

What the custodian charges

Custodians may charge for:

  • Setup fees
  • Annual maintenance or custodial fees
  • Transaction fees
  • Special service fees
  • Late fees if something is unpaid on time
  • Storage or depository fees if metals are involved

Fee schedule examples to review

These published schedules are useful as examples of the type of detail to request:

  • Heritage IRA fee schedule, effective 01/01/2026
  • Advanta IRA fee schedule, which includes a late charge example of $25 per month if unpaid beyond 30 calendar days as stated in the schedule
  • IRA Financial Trust self-directed IRA fee schedule

These are not universal benchmarks. They are examples of the line items you should verify for your own account. (Sources: Heritage IRA, Advanta IRA, IRA Financial Trust fee schedules, accessed 2026-06-13.)

Gold IRA overlap: keep tax accuracy and account economics separate

If your inherited IRA includes gold or other precious metals, it is easy to mix up tax help with storage economics. A CPA can help with the tax side, but they cannot remove custodian, dealer, or storage charges.

What the CPA does here

The CPA helps with: beneficiary classification, RMD timing, tax reporting, and coordination with the custodian's paperwork.

What the custodian or dealer controls

The custodian and dealer control storage charges, dealer premiums and spreads, liquidation timelines, and the operational process of converting metals to distributable cash. Those costs and timelines affect how easily and quickly you can execute a required distribution — and that is a practical consideration separate from what the CPA handles.

The key point: a CPA can keep the tax side clean, but the account economics — fees, timing, and liquidation friction — need to be addressed directly with the custodian and dealer.

FAQ: inherited IRA CPA

When do I need an inherited IRA CPA?

A CPA is most valuable when your beneficiary category is unclear, a trust is involved, the account holder died near an important IRS timing cutoff, you have several inherited accounts to track, you may have missed a distribution, or you inherited a self-directed account and want the tax side handled carefully.

How is an inherited IRA RMD calculated?

The IRS method is generally: prior December 31 balance ÷ distribution period (life expectancy factor from IRS tables in Publication 590-B). Using the wrong beneficiary category, wrong account balance date, or wrong IRS table can throw off the result. A CPA helps pull together the custodian statement and calculate the amount on the right schedule.

What is the difference between a CPA and a CPA plus attorney for inherited IRAs?

A CPA is mainly there for tax interpretation and reporting. If your case involves trust language, estate documents, or a legal question about who the real beneficiary is, a CPA plus attorney may make more sense. For issues involving trust or estate interpretation or beneficiary disputes, consult a qualified attorney licensed in your jurisdiction.

What custodian fee items should I look for?

Look for setup fees, annual maintenance or custodial fees, transaction fees, special service fees, late fees if something is unpaid on time, and storage or depository fees if metals are involved. Compare the actual fee schedule line by line using the same year, same account type, and same activity level.

Can a custodian calculator replace a CPA for inherited IRA RMDs?

No. Custodian tools can help with estimates, but they do not replace the IRS classification work. They also cannot decide legal questions about trust treatment or beneficiary status. A CPA adds value in classifying the beneficiary category and confirming which IRS rule applies before calculating anything.