Earmark Team

A sole proprietor registers a brand-new LLC, reuses the EIN from their old payroll account, files Form 2553 with an effective date of January 1 (months before the entity even existed) and waits for the IRS to bless the election. What they get back instead is a mess: a new EIN they didn’t ask for, returns filed under the wrong number, and IRS notices piling up about unfiled 1120-S returns. It’s the kind of procedural train wreck that Jeremy Wells, EA, CPA, sees regularly in practice, and it’s entirely preventable.

In this episode of Tax in Action, Jeremy breaks down the S corporation election from start to finish, including the eligibility requirements, the precise mechanics of Form 2553, the framework for late election relief under Rev. Proc. 2013-30, and the analytical rigor required before recommending the election in the first place. The episode is a direct response to the flood of oversimplified S corp content circulating online, much of it from influencers who reduce a major business decision to a single rule of thumb about income thresholds.

In reality, the S corporation election decision is loaded with procedural traps and downstream implications that demand careful analysis. Tax professionals who understand the mechanics of making the election and the full range of factors that determine whether it’s actually beneficial serve their clients far better than those chasing shortcuts.

The episode walks through the procedural mechanics of making the election, the common mistakes that derail it, how late election relief actually works, and what practitioners consistently get wrong about it. Finally, Jeremy digs into why the decision to elect S demands analysis that goes well beyond self-employment tax savings, including ownership structure, balance sheet consequences, QBI deduction impacts, and state and local taxes that can wipe out any benefit entirely.

Getting the election right: The procedural traps that create lasting problems

Before evaluating whether the S election makes sense for a client, you need to know how to actually make it correctly. The requirements look straightforward on paper. In practice, several mistakes can cause problems that last years.

Eligibility

The entity must be a domestic corporation or domestic eligible entity under IRC §1361(b)(1). It can have no more than 100 shareholders, although Jeremy notes he’s never worked with an S corp that came anywhere close to that limit. The overwhelming majority have one, two, maybe three shareholders.

Shareholders must generally be individuals, though certain estates, trusts, and organizations can qualify. Jeremy warns that including an S corp interest in an estate plan can be tricky. There’s a serious risk of inadvertently terminating the election when a trust or estate steps into a deceased shareholder’s place. No shareholder can be a nonresident alien. Basically, shareholders need Social Security numbers.

The eligibility requirement that actually blows elections in practice is the single-class-of-stock rule. An S corporation cannot have shareholders with differential rights to distributions. Voting differences are fine—you can have voting and non-voting shares. However, you can’t have distribution waterfalls, preferred stock arrangements, or any structure in which some owners receive distributions before others. That’s partnership territory. Jeremy points out this issue has been litigated repeatedly in tax court and district courts, with businesses forced to choose between their own governing documents and tax law. The S election usually loses.

The check-the-box shortcut most practitioners still get wrong

Jeremy emphasizes this requirement because many practitioners misunderstand it. An LLC electing S does not file Form 8832 separately. When an LLC files Form 2553, it triggers two simultaneous deemed elections. First, classification as an association (which defaults to C corporation status), and then S corporation treatment. Both happen instantaneously. “Do not file Form 8832 to elect a C corporation first, and then file the 2553. Just file the 2553 to elect S,” Jeremy says. 

Filing both confuses the situation and makes a mess. The only time you file Form 8832 for an S corporation is when the entity is revoking its S election and wants to revert to its default classification as a disregarded entity or partnership. Jeremy covers that process in episode 15, Breaking Up with Your S Corp Part Two.

Timing matters, and there’s no extension

Taxpayers must file the election by the 15th day of the third month of the taxable year to be effective for the current year. That’s March 15 for calendar-year taxpayers. Miss that date, and the IRS treats the election as effective for the following year. An election effective January 1, 2026, must be filed by March 15, 2026. File it on March 16, and you’re looking at a January 1, 2027, effective date unless you file for late relief.

Form 2553 details that trip people up

Jeremy identifies several issues drawn directly from situations his firm has handled:

• EIN confusion. Electing S does not require a new EIN for an existing entity. That’s Treasury Regulation §301.6109-1(h)(1). But when a sole proprietor forms a new LLC to elect S, that new entity needs its own EIN. You cannot reuse the sole proprietor’s old payroll EIN. Jeremy describes exactly what happens when practitioners try. The IRS accepts the election but assigns a new EIN. The practitioner then files 1120-S returns under the old number. A couple of years later, the IRS sends notices about unfiled returns because nothing was filed under the EIN the IRS actually assigned.
• Effective date before the entity exists. The S election effective date cannot precede the entity’s incorporation or registration date. If they formed the LLC in June, the effective date cannot be January 1. Jeremy notes that so many people made this mistake that the IRS printed a caution directly on Form 2553 itself.
• Wet ink signatures only. Every signature on Form 2553, including the officer’s on page one and each shareholder’s consent on page two, must be wet ink. No e-signatures. Jeremy acknowledges it’s annoying, but his firm has a workaround: provide the form through a secure portal, instruct the client to print, sign, and scan it back using the portal’s smartphone scanner.
• The shareholder consent grid. Page two requires each shareholder’s name, address, tax ID, shares owned, acquisition date, tax year end, and signature, all under a statement that reads “under penalties of perjury.” That language matters, especially for late elections, where shareholders also declare they’ve reported income consistently with S corp status for all affected years.

Even when practitioners know these rules, sometimes the deadline slips. The question then becomes whether late relief is available and whether practitioners should even pursue it.

Late election relief

Late election relief is one of the most discussed (and most misunderstood) aspects of S corp elections. Jeremy sees widespread misconceptions about the process of making a late election, and about whether practitioners should make it in the first place. Before you file anything late, you need to understand the legal framework and the IRS requirements.

The statutory authority starts with IRC §1362(b)(5), which allows the Secretary of the Treasury to treat a late election as timely when the entity has reasonable cause for missing the deadline. Treasury Regulation §301.9100-1 lets the Commissioner grant reasonable extensions for regulatory and statutory elections, and §301.9100-3 extends that to entity classification elections provided the taxpayer shows they acted reasonably and in good faith, and that granting relief won’t prejudice the government’s interests.

Over the years, the IRS issued various revenue procedures for different types of late elections. Rev. Proc. 2013-30 consolidated them into a single document that now governs late S elections, along with electing small business trusts (ESBTs), qualified subchapter S trusts (QSSTs), qualified subchapter S subsidiaries (QSubs), and late corporate classification elections.

The four requirements you must satisfy

Section 4.02 of Rev. Proc. 2013-30 lays out four criteria, and Jeremy stresses taxpayers must meet all four:

1. The entity intended to be classified as an S corporation as of the effective date. Jeremy calls this “the most important to really nail down.”You can prove intent through board meeting minutes, corporate resolutions, communications with a tax advisor—anything that demonstrates the entity wanted S corp status even though it didn’t file the paperwork on time. The problem is most small business owners don’t keep these records. If your client doesn’t have formal documentation, look for email exchanges with advisors, meeting notes, or other evidence that the intent existed before the deadline passed.
2. Request relief within three years and 75 days of the effective date. That gives you roughly three years, one month, and 15 days. This is the general window, although there is one exception, which Jeremy covers later.
3. The only reason the entity doesn’t qualify as an S corporation is the untimely filing. Everything else, including eligibility, ownership structure, and a single class of stock, must be in order. If there’s an underlying eligibility problem, late relief won’t fix it.
4. Reasonable cause for the failure, plus diligent action to correct the mistake. Jeremy notes the most common explanation is straightforward: owners simply didn’t understand the paperwork or deadlines until a tax professional advised them. There are no strict criteria for what constitutes reasonable cause, and Jeremy has seen various approaches, some successful, some not. The key is being honest and specific about what happened.

The procedural mechanics

You still use Form 2553 to request relief, but with modifications. Print “FILED PURSUANT TO REV. PROC. 2013-30” in all caps at the top of page one. Most tax software has a checkbox that handles this automatically. Include a reasonable cause statement either on the form itself (there’s blank space on the bottom half of page one) or on an attached separate sheet.

If the S corporation has filed all its 1120-S returns for tax years between the effective date and the current year, attach the completed Form 2553 to the current year’s 1120-S, as long as the taxpayer files that return within the three-year-and-75-day window. If there are delinquent 1120-S returns, file them all simultaneously. Jeremy admits this makes him uncomfortable. “I don’t feel good doing that. I don’t like filing that many returns on top of one another.” But he’s done it, and it can work.

His firm’s practice is to fax Form 2553 directly to the applicable IRS service center and attach a PDF to the e-filed return. “It can’t hurt to do it both ways,” he says. Just remember, filing Form 7004 to extend the 1120-S does not extend the deadline for the election itself. There is no mechanism to extend Form 2553.

The exception to the time limit

The three-year-and-75-day window doesn’t apply if all of the following are true:

• The entity and all shareholders reported income consistent with S corp status for the year the election should have been made and every year after
• At least six months have elapsed since the entity filed its return for the first year it intended to be an S corp
• The IRS never notified the corporation or any shareholder of a problem within those six months.

Jeremy stresses this last point. Always make sure clients check their physical mailboxes regularly, because the IRS corresponds about S elections exclusively by mail.

If the entity can’t satisfy Rev. Proc. 2013-30’s requirements, the only remaining option is requesting a private letter ruling from the IRS. PLRs can get expensive, and they’re the last resort rather than a routine tool.

Both the officer signing Form 2553 and each consenting shareholder declare under penalties of perjury that the election is true, correct, and complete. For late elections, shareholders also declare they’ve reported income consistently with S corp status for all affected years. This is a sworn statement the IRS takes seriously.

When the S election is (and isn’t) the right call

This is where the internet’s favorite rule of thumb falls apart. The self-employment tax savings that dominate most S corp conversations are just one variable in a multi-factor analysis. Jeremy identifies several factors that can offset or even eliminate those savings.

Stop relying on rules of thumb

The typical logic goes that if you make more than a certain amount (usually some middle five-figure number), you should elect S corporation status. Jeremy calls these rules of thumb “very dangerous” because they omit critical nuance. Yes, the typical purpose of an S corporation is to replace a larger self-employment tax burden with a smaller payroll tax burden. But that single calculation ignores everything else that changes when you make the election.

Review the ownership structure and the operating agreement

S corporations don’t have the flexibility of partnerships. They don’t allow special allocations, differential distribution rights, or waterfalls. The practical problem is that LLC operating agreements are almost always written from a subchapter K (partnership) perspective, not subchapter S. The partnership language baked into those documents won’t translate well for an S corporation. It can set up owners to inadvertently terminate the election.

Jeremy taught a two-hour webinar for the New York State Society of Enrolled Agents on reviewing LLC operating agreements for non-attorneys. He strongly recommends that practitioners request and review operating agreements before recommending any S election. If you’re not already doing this, start.

Examine the balance sheet before you recommend anything

Unlike partnerships, S corporation shareholders don’t get basis for corporate debt, only for bona fide shareholder loans to the corporation. Personal guarantees don’t count. There are no recourse-versus-non-recourse debt considerations like you’d find in a partnership.

Transferring liabilities in excess of assets into the S corporation as part of the §351 exchange—the corporate transfer that happens when an LLC makes that deemed corporate election—can trigger a taxable event. Appreciated fixed assets, especially real estate, create built-in gains issues, and there’s no §754 inside basis step-up available. Jeremy published a detailed post that walks through corporate transfer accounting.

Don’t ignore what happens to the QBI deduction

Owner wages paid by an S corporation are deductible for the business, which reduces qualified business income. That reduction shrinks the §199A qualified business income deduction. Jeremy has seen cases where the QBI reduction offsets most and sometimes nearly all of the self-employment tax savings. “Essentially, it’s a wash.”

The Election Is Easy. The Decision Isn’t

The mechanics of filing Form 2553 may seem straightforward, but the decision to elect S corporation status rarely is. As Jeremy makes clear, the real work is understanding eligibility rules, avoiding procedural traps, and evaluating whether the election actually improves the client’s overall tax picture.

For a deeper walkthrough of the rules, real-world mistakes practitioners make, and the analytical framework Jeremy uses to evaluate S elections, listen to the full episode of Tax in Action.