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Editorial 10 MIN READ

What marriage does to a single-member LLC

Nine states let the spouse in without a Form 1065; the other forty-one force the partnership return

The Editors
Staff, Incorporator.org
10 min read Updated
Contents 7 sections
  1. The federal default rule
  2. What actually happens when you add your spouse
  3. State-level wrinkles that change the answer
  4. Estate planning: the reason community-property states quietly win
  5. Charging-order protection: one case where adding a spouse helps
  6. What to actually do when you get married
  7. Sources

etting married does not automatically change anything about a single-member LLC. Putting your spouse on the operating agreement does, and the direction it moves depends almost entirely on which of the nine community-property states you live in, or whether you live in one at all.

The question people ask is some version of: my spouse helps run the business, should they be a member. The question the IRS answers is narrower: is this still a single-member LLC for federal tax purposes, or is it now a partnership that owes a Form 1065 and a stack of K-1s every spring. Those are not the same question, and the gap between them is where most of the planning happens.

The federal default rule

A domestic LLC with two members is, by default, classified as a partnership under Treas. Reg. § 301.7701-3(b)(1)(i) unless it elects otherwise. That means Form 1065, a Schedule K-1 for each spouse, a separate EIN if the LLC did not already have one, and all the partnership housekeeping that goes with it (capital accounts, guaranteed payments, the BBA-era partnership representative regime). None of this is fatal. It is, however, a real step up in filing complexity from a disregarded entity that reports on a Schedule C attached to the joint 1040.

The exception for spouses in community-property states is Rev. Proc. 2002-69, 2002-2 C.B. 831. The IRS will treat a qualified entity owned solely by spouses as community property as either a disregarded entity or a partnership at the taxpayers' election, provided three conditions hold: the entity is wholly owned by the husband and wife as community property under the laws of a state, foreign country, or possession of the United States; no person other than one or both spouses would be considered an owner for federal tax purposes; and the entity is not treated as a corporation under § 301.7701-2. If all three are satisfied, the LLC can remain a disregarded entity with no partnership return and no K-1s. It reports on Schedule C (or Schedule E for rentals) on the couple's joint return.

The nine community-property states are Arizona, California, Idaho, Louisiana, Nevada, New Mexico, Texas, Washington, and Wisconsin. Alaska is an opt-in community-property jurisdiction under the Alaska Community Property Act of 1998, which complicates the list at the margins; the IRS's Rev. Proc. 2002-69 language contemplates community property under state law, and the safe course in Alaska is to treat the election as unavailable absent a community-property trust or agreement actually in place.

Everywhere else (the forty-one common-law states), adding a spouse as a member converts the LLC to a partnership for federal tax purposes on the day the spouse is admitted. There is no Rev. Proc. to save you. The only way to avoid the partnership return is to either keep the spouse off the LLC entirely, or make an S-corp election (Form 2553) or C-corp election (Form 8832) so that the entity classification rules bypass the default partnership treatment.

What actually happens when you add your spouse

Say the LLC is two years old, filed in Arizona, and reports on Schedule C. You sign an amendment to the operating agreement making your spouse a 50% member as of January 1. In Arizona, which is a community-property state, you file nothing new with the IRS. You keep reporting on Schedule C, filed jointly. The Rev. Proc. 2002-69 disregarded-entity election is made by continuing to file that way; there is no separate form. If you instead wanted partnership treatment, you would begin filing Form 1065 and the choice would be made by that filing.

Say the same facts, but the LLC is filed in Virginia. Virginia is a common-law state. The moment the amendment takes effect, you have a two-member LLC and the default is partnership. You will need an EIN (or, if you had one, to continue using it in the partnership's name), a Form 1065 for the short period beginning on the date of admission, K-1s to each of you, and you will spend several hundred dollars on a CPA who understands partnership allocations. None of this prevents you from running the business. It changes the paperwork materially.

Founders forget this and discover the partnership in April of the following year, when the CPA asks for the 1065 that no one has prepared. By then the original-due-date window has closed; the extension is available on Form 7004 but the late-filing penalty under IRC § 6698 for a partnership return is $210 per partner per month (up to 12 months) for returns required for tax years beginning after December 31, 2017, so a Form 1065 that is three months late for a two-partner LLC is $1,260 in penalties before anyone computes any tax. Rev. Proc. 84-35 offers small-partnership relief for partnerships of ten or fewer partners where each partner reported their share of income, but it is a mercy, not a planning strategy.

State-level wrinkles that change the answer

California is the case where the federal answer and the state answer pull in opposite directions. Under R&TC § 17941, every LLC doing business in California or registered with the Secretary of State owes the $800 annual tax regardless of federal classification, and under R&TC § 17942 the LLC fee ladder attaches once gross receipts cross $250,000. Federally, a California spousal LLC held as community property can stay disregarded under Rev. Proc. 2002-69. For California franchise-tax purposes the LLC is still the LLC; the $800 tax and the Form 568 are due either way. The disregarded-entity election saves you the federal 1065 and the federal K-1s. It does not save you the California LLC return.

Texas has its own concept. Under Tex. Tax Code § 171.0002 the LLC is a "taxable entity" subject to the franchise tax regardless of how the IRS classifies it. A spousal Texas LLC that stays disregarded federally still files a Texas franchise-tax report (No Tax Due, EZ, or Long Form depending on revenue) and a Public Information Report every May 15. Texas has separately a long-standing rule, codified in part at Tex. Bus. Orgs. Code § 101.002 and the choice-of-entity sections, that treats a qualified entity owned as community property by the spouses in the same posture Rev. Proc. 2002-69 contemplates for federal purposes; in practice, Texas practitioners advise couples that the federal and state classifications line up cleanly.

The Uniform Limited Liability Company Act jurisdictions (roughly seventeen states and DC in various vintages as of 2018) do not distinguish spousal LLCs statutorily. The admission of a new member is controlled by the operating agreement and the default provisions of the state's LLC act (for example, Cal. Corp. Code § 17704.07 for management and § 17704.01 for member admission in California's Revised Uniform LLC Act). The relevant drafting question is whether the spouse is being admitted as an equal member, a non-managing member, or a member holding an economic interest only; the answer affects both tax treatment and exposure in a future divorce.

Estate planning: the reason community-property states quietly win

The federal tax code treats community property differently from jointly held separate property at death, and the difference is large enough to change where retirees choose to hold their LLCs. Under IRC § 1014(b)(6), when one spouse dies, both halves of community property receive a stepped-up basis to fair market value, not just the decedent's half. In common-law states, joint tenancy with right of survivorship or tenancy by the entirety typically produces a step-up on only the decedent's half (the surviving spouse keeps their original basis in their half).

For an LLC holding appreciated real estate or a closely held operating business, the community-property rule is powerful. A building bought for $200,000 and worth $2 million at the first spouse's death has a new basis of $2 million in a community-property state. In a common-law state, the basis is $1.1 million (half of $200,000 plus half of $2 million). The $900,000 gap shows up later as gain on sale, taxed at capital-gains rates plus the 3.8% net investment income tax under IRC § 1411 where it applies. That is not a marginal number.

This is why couples who can choose where to form sometimes choose a community-property state for the holding LLC even when they operate elsewhere. The foreign-qualification story in the operating state still has to be managed, and the Rev. Proc. 2002-69 safe harbor is contingent on the entity actually being held as community property, which is a state-law fact determined by the spouses' domicile and titling, not by the state of formation. Forming in Nevada while domiciled in Illinois does not create community property; it creates a Nevada LLC owned by Illinois-domiciled tenants in common.

Charging-order protection: one case where adding a spouse helps

A recurring criticism of the single-member LLC is that its charging-order protection is thinner than that of a multi-member LLC. The argument, worked out most visibly in Olmstead v. FTC, 44 So. 3d 76 (Fla. 2010), is that the pick-your-partner rationale for charging-order exclusivity does not apply when there are no other partners to pick. Several state statutes have since been amended to close the Olmstead gap (Florida itself did so in 2011, at Fla. Stat. § 605.0503), but a handful of jurisdictions still expose single-member LLCs to foreclosure remedies that two-member LLCs avoid.

Admitting a spouse solves the thinner-protection problem in those states, at the cost of the federal partnership return elsewhere. In a community-property state, the couple gets both: a real two-member LLC for state charging-order purposes and a disregarded entity for federal tax purposes under Rev. Proc. 2002-69. That overlap is what makes the community-property spousal LLC the cleanest asset-protection posture available to married couples who do not want partnership-return complexity. The structure is not magic; it is a statutory coincidence that happens to run in the taxpayer's favor.

For a deeper treatment of charging-order mechanics, see the single-member LLC, revisited, and for the foundational posture, the single-member LLC, examined.

What to actually do when you get married

If you live in Arizona, California, Idaho, Louisiana, Nevada, New Mexico, Texas, Washington, or Wisconsin and you want your spouse on the LLC, amend the operating agreement to reflect the community-property ownership, keep filing the way you were filing (Schedule C or E), and update your registered-agent contact if the mailing address changes. Title the membership interest as community property in the operating agreement expressly; the Rev. Proc. depends on that state-law fact.

If you live in one of the other forty-one states and you want your spouse on the LLC, assume a partnership return and budget for it, or make an S-corp election and run both of you as employees so the entity stays out of partnership taxation. The S-corp path saves partnership compliance but creates payroll obligations; we worked the payroll math in the LLC vs S-corp payroll-tax crossover. For most couples with a small side business, leaving the LLC single-member and paying the spouse as an employee or contractor is the cheaper answer.

If you live in a common-law state now but expect to retire to a community-property state, do not try to front-run the move. Rev. Proc. 2002-69 requires that the property actually be community property at the time of the election; changing domicile and then retitling is possible, but the mechanics (and any gift-tax implications of retitling between spouses, which IRC § 2523 generally handles through the unlimited marital deduction) are enough that the conversation belongs with a lawyer before the move, not after.

The rule of thumb: if you live in a community-property state, adding your spouse to the LLC is free in tax-compliance terms and usually worth doing; if you live in a common-law state, adding your spouse is not free, and unless there is an asset-protection or operational reason that justifies the Form 1065, leave the LLC single-member.

Sources

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