Is a private letter ruling worth the cost for your client?

Tax professionals regularly encounter situations where tax law doesn’t produce an obvious answer. A transaction may involve unusual facts, significant dollars or uncertainty about how the IRS will apply a particular tax provision.

When the stakes are high and the answer is unclear, should the client request a private letter ruling (PLR)?

A PLR can provide valuable certainty before a taxpayer moves forward, but requesting one requires careful consideration. Cost, timing, disclosure requirements and limits on what the IRS will rule on make a PLR a planning tool, not a routine answer to every difficult tax question.

What is a private letter ruling?

A PLR is a written statement issued by the IRS in response to a taxpayer's written request. It interprets and applies tax law to the taxpayer's specific set of represented facts. Other taxpayers cannot rely on the ruling as precedent. A PLR applies only to the taxpayer who requested it.

For tax pros researching a difficult issue, a PLR issued to another taxpayer may provide insight into how the IRS has approached similar circumstances, but it doesn’t provide another client with the same protection.

When might requesting a PLR make sense?

A PLR may be worth considering when a client is contemplating a transaction with significant tax consequences and wants greater certainty about the IRS's treatment before proceeding.

For income and gift tax matters, the IRS generally issues letter rulings on proposed transactions. A ruling may also be available for a completed transaction if the request is submitted before the taxpayer files a return containing a tax position related to that transaction.

Timing is therefore an important part of the decision. A client who waits until after filing a return containing the tax position may lose the opportunity to obtain a ruling. That makes the PLR conversation one to have during tax planning, not after the filing position has already been taken.

Not every tax question qualifies for a ruling

Before recommending a PLR, tax pros should determine whether the IRS will issue a ruling on the particular issue.

Revenue Procedure 2026-1 explains the procedures for requesting letter rulings and identifies circumstances in which the IRS will or won’t issue them. Other annual guidance identifies additional areas where the IRS won’t ordinarily issue rulings.

Preliminary research is essential. Before a client invests significant time and money in preparing a request, determine whether the issue is appropriate for the letter ruling process.

Cost can drive the decision

A PLR comes with a user fee and the amount can be significant.

Under Revenue Procedure 2026-1, the standard user fee for many letter ruling or closing agreement requests is $43,700. Reduced fees are available in certain circumstances based on gross income. For qualifying requests involving a tax issue, the fee is $3,450 for a person with gross income under $400,000 and $9,775 for a person with gross income of at least $400,000 but less than $10 million.

Those amounts represent IRS user fees. Tax pros should also consider the professional time and expense involved in researching the issue, developing the facts and preparing a complete ruling request. Tax pros and their clients should consider whether the certainty provided by the ruling is worth the total cost.

Timing and disclosure matter, too

A request must include relevant facts, information about the transaction, applicable authorities and other required representations and documentation.

The taxpayer will sign a declaration under penalties of perjury stating that the request and accompanying documents contain all relevant facts and that those facts are true, correct and complete.

Should your client request a PLR?

The decision often comes down to four practical questions:

• Is the tax answer unclear and the transaction significant?
  If not, a PLR may not be necessary.
• Will the IRS issue a ruling on the issue?
  Review the applicable IRS procedures before investing resources in a request.
• Does the potential certainty justify the cost and time?
  Consider both the IRS user fee and the professional work involved.
• Is the client prepared to provide complete information?
  A PLR request requires detailed facts, documentation and representations.

If the answer to each question is yes, a PLR may be worth considering as part of the client's tax planning.

What can a PLR do for your client?

A favorable PLR can provide valuable guidance on how the IRS will apply tax law to the taxpayer's specific facts. The IRS also sends a copy of the ruling to the appropriate IRS official with examination jurisdiction over the taxpayer's return.

However, a ruling does not provide unlimited protection. Revenue Procedure 2026-1 explains that a letter ruling can be revoked or modified if it is later found to be in error. Changes in material facts can also affect the ruling. Most importantly, the ruling applies to the taxpayer who requested it, not other taxpayers with similar circumstances.

Use professional judgment when the answer is unclear

Uncertainty alone does not mean requesting a PLR is the right choice.

Tax pros should weigh the amount at stake, timing of the transaction, availability of a ruling, IRS user fee and work required to prepare a complete request. The client's willingness to provide the required information should also factor into the decision.

A PLR is a planning tool for situations where greater certainty may justify the cost and effort. Helping clients determine when that threshold has been reached allows tax professionals to turn technical knowledge into practical guidance.

NATP helps members stay informed about IRS procedures and complex tax issues so they can evaluate options, ask the right questions and guide clients with confidence. Join NATP today!