Formation

Iowa LLC Operating Agreement: Complete 2026 Guide + Requirements

Iowa divides distributions equally, including to people who have already left, and asks a judge whether a duty term is manifestly unreasonable. This guide covers the chapter 489 defaults, the records a protected series needs, and the clauses that displace them.
Salon owner with a client.
Salon owner with a client.
Executive summary
Iowa LLC operating agreements in 2026
Required by statuteNo. Iowa Code § 489.105 frames what the agreement may do; the chapter never orders one
Written or oralOral and implied terms count, which is why unwritten Iowa deals end up in front of a judge
Filed with the stateNo. The Secretary of State takes no copy and charges no fee; it is not a filing
Default money splitEqual shares under Iowa Code § 489.404, including to people who have already left
Duty modification testAllowed if not manifestly unreasonable, and § 489.105(5) makes that a question for the court
Protected seriesAvailable under the Uniform Protected Series Act at §§ 489.14101 to 489.14804
Last updatedAugust 13, 2026

Why an Iowa Operating Agreement Matters

Two owners of a family business going through documents at a kitchen table.
Chapter 489 has an answer for every question you leave out. The agreement is the alternative.

Iowa runs its LLCs under chapter 489 of the Iowa Code, the revised uniform act. Section 489.105 sets the boundaries of the operating agreement: it governs relations among the members, the rights and duties of a person acting as manager, the activities and affairs of the company, and the means and conditions for amending the agreement. Adopting one is voluntary.

The Secretary of State is not part of this. It registers the certificate of organization and takes the biennial report, and it has no form, no field and no fee for an operating agreement. Anyone who tells you there is a filing cost for an Iowa operating agreement is describing something that does not exist.

Two features make Iowa worth reading closely. It has adopted the Uniform Protected Series Act, so a single Iowa LLC can hold internally walled-off pools of assets. And where the agreement reshapes fiduciary duties, section 489.105(5) hands the question of whether a term is manifestly unreasonable to the court as a matter of law, judged when the term was adopted. Iowa drafting is therefore about writing provisions a judge will accept, not merely provisions the members signed.

Chapter 489 without an agreement

Section 489.407 makes an Iowa LLC member-managed unless the operating agreement says otherwise, gives each member equal management rights and lets a majority settle differences in the ordinary course. Four things sit outside that majority: disposing of substantially all the company property outside the ordinary course, any act outside the ordinary course, approving a merger, interest exchange, conversion or domestication, and amending the operating agreement. Each needs every member.

Section 489.404 requires distributions before dissolution to be in equal shares among members and persons dissociated as members. Section 489.602 dissociates a member on death, and section 489.603 converts that person into a transferee holding the same transferable interest, with no right to be paid for it.

What a sole Iowa owner gets from the document

Section 489.304 removes the formalities argument outright: failure to observe formalities relating to the exercise of the company's powers or the management of its activities and affairs is not a ground for imposing liability on a member or manager for a company debt. So the case for a single-member Iowa agreement is not about minutes.

It is about the people who ask for it. A Des Moines or Cedar Rapids bank wants a document identifying the authorized signer before it opens an account. A grain buyer or equipment lender wants proof of who may commit the company. A purchaser wants to see that the entity was operated as its own thing. Section 489.503 also treats a sole member differently in one specific and unwelcome way, covered further down. Background sits in the single-member LLC guide and the Iowa single-member LLC page.

The Chapter 489 Answers You Inherit

QuestionIowa answer with no agreementSection
Ordinary decisionsMajority of the members, each with equal rights489.407
Big decisions and amendmentsEvery member must consent489.407
DistributionsEqual shares, including to dissociated persons489.404
Leaving or dyingTransferee status, no payment owed489.602, 489.603
Personal creditorCharging order, exclusive, with foreclosure available489.503
Who may bind the companySettled publicly only by a filed statement of authority489.302

Four decisions every Iowa member controls

The unanimity list in section 489.407 is the most consequential default in the chapter for a growing company. Selling the business, converting to a corporation, merging with a competitor and amending the agreement all require the last holdout. A five percent member has a veto over the exit. If the founders want a drag-along or a supermajority instead, the agreement is the only place to put it.

Equal shares reaches beyond current members

Section 489.404 divides pre-dissolution distributions equally among members and persons dissociated as members. A person who resigned three years ago and never sold their interest keeps receiving the same share as the people running the business. Combined with section 489.603, which gives that person no right to be bought out, Iowa produces a permanent economic passenger unless the agreement provides an exit.

The public half: a filed statement of authority

Section 489.302 lets an Iowa LLC file a statement of limited liability company authority describing the authority of a named person or of anyone holding a position to transfer real property held in the company's name or to enter other transactions on its behalf. A grant of authority in an effective statement is conclusive in favor of a person who gives value in good faith reliance on it. Where the company owns Iowa farmland or commercial property, the statement and the agreement should be drafted together.

What Belongs in an Iowa Operating Agreement

Iowa operating agreement at a glance

ItemPosition in Iowa
Required by state lawNo
FormatOral, implied and written all count; only writing survives a dispute
Filed with the Secretary of StateNo, and no fee, because there is no filing
Governing actIowa Revised Uniform Limited Liability Company Act, Iowa Code chapter 489
File.Business drafting$99 flat

Ten clauses settle most Iowa disputes before they start.

1. Members and their percentage interests

Name each member and fix percentages. Iowa attaches no automatic effect to them, so the agreement has to say what they govern.

2. Contributions and future calls

Record what each member contributed and its agreed value, then state whether further contributions can be required and the effect of refusing.

3. Member management or a named manager

Section 489.407 defaults to member management. If a manager will run the company, say so and define authority, term and removal.

4. Thresholds, especially the unanimous four

Revisit the unanimity list deliberately. Decide which of those four decisions genuinely needs everyone and which should move to a supermajority.

5. Allocations and when cash goes out

Replace equal shares with the real split, add a reserve, and include a tax distribution sized to each member's pass-through liability.

6. Transfer limits and foreclosure planning

Set who may transfer and on what terms, and add a company option to redeem an interest that ends up with a third party after a sale.

7. Exit terms chapter 489 does not supply

Because section 489.603 pays a departing member nothing, the agreement is the only source of a buyout. Fix valuation, notice and payment terms.

8. Dissolution triggers and the payment order

State what dissolves the company and how creditors and members are paid. Iowa dissolution handles the public side of the same event.

9. Federal classification and control of it

Record the current classification and the consent needed to change it. The IRS rules for LLCs follow the election, not the state record.

10. Deadlock, disputes and amendment

Amendments need unanimity by default, so add the deadlock mechanism and buy-sell trigger while the members still agree on something.

While you are here

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Protected Series and the Records That Make Them Real

Iowa is one of the states that adopted the Uniform Protected Series Act, sitting inside chapter 489 at sections 489.14101 through 489.14804. It is a more disciplined regime than the older series statutes. Under section 489.14201 a protected series is established when a protected series designation takes effect, and that designation is delivered to the Secretary of State stating the name of the company and the name of the protected series. Establishing one requires the affirmative vote or consent of all the members.

The liability wall then depends on records rather than intentions. Section 489.14301 requires the company to create and maintain records that state the name of the protected series and describe each asset with enough specificity to identify it, distinguish it from other assets, determine when and from what source it was acquired, and record any consideration paid between related parties. Assets may be described by specific listing, category, type, quantity or a computational or allocational formula, or in any other reasonable manner.

Section 489.14404 supplies the sanction. Where a creditor seeks to enforce against an asset, the person claiming that the asset is associated with a particular protected series carries the burden of proving it. If the records do not show the association, the asset is treated as available. In an Iowa protected series, the bookkeeping is the protection.

Charging Orders and the Sole Member Exception

Section 489.503 gives a judgment creditor of a member a charging order against the transferable interest, constituting a lien on it, and subsection 8 states that the section provides the exclusive remedy by which a judgment creditor may satisfy the judgment from that interest. Where distributions under the order will not pay the debt within a reasonable time, the court may foreclose the lien and order the interest sold.

Why one member changes the outcome

Subsection 6 is the provision Iowa owners should read twice. On foreclosure of a charging order lien against the sole member's interest, the purchaser at the sale obtains the member's entire interest, not merely the transferable interest, becomes a member and dissociates the judgment debtor. In a company with two or more members the same purchaser gets economics only and stays outside the room.

That single subsection undercuts the usual asset-protection pitch for a single-member Iowa LLC. If protection from a personal judgment is a real objective, the structure needs to reflect that rather than the marketing, and the entity should at minimum be clean on the public record, which is what a certificate of standing shows.

Reshaping Duties Under the Manifestly Unreasonable Test

Section 489.409 sets the duties. Loyalty requires a member of a member-managed company to account to the company and hold as trustee any property, profit or benefit derived from its activities, to refrain from dealing with the company as or on behalf of a party with an adverse interest, and to refrain from competing before dissolution. Care requires refraining from grossly negligent or reckless conduct, willful or intentional misconduct or a knowing violation of law. Subsection 4 adds a contractual obligation of good faith and fair dealing, and subsection 9 moves the loyalty and care duties onto the manager in a manager-managed company, leaving a non-manager member with no fiduciary duty solely by reason of membership.

Section 489.105(4) then allows the agreement to alter or eliminate aspects of the duty of loyalty, and to adjust other duties, if the term is not manifestly unreasonable. Section 489.105(5) makes that a question of law for the court, assessed as of the time the term became part of the agreement, and the court may refuse to apply a term it finds objectionable in that sense. Iowa therefore gives real freedom and reserves a veto. A carve-out that names the specific conduct, explains the business reason and requires disclosure is far more durable than a blanket waiver.

Three Iowa Companies and the Section That Caught Them

Example one: a protected series with no asset records

Cedar Valley Land Series LLC near Waterloo established four protected series, filed each designation with the Secretary of State and held farmland under each. Nothing in the company records described which parcel belonged to which series, and one bank account served all four. When a $410,000 judgment arose from an accident on one parcel, section 489.14404 put the burden on the company to prove which assets were associated with that series. It could not, and a second parcel was exposed. An asset schedule updated annually would have prevented the whole argument.

Example two: the departed member still on the distribution list

Three veterinarians formed a Dubuque practice with no written agreement. One left in 2023 to take a hospital post. Section 489.603 made him a transferee, and section 489.404 kept paying him an equal share of every distribution. Over two years the practice distributed $486,000 and $162,000 went to a former partner nobody could buy out. A buyout clause with a fixed multiple and a three-year note would have closed the position for a fraction of it.

Example three: a waiver the court would not apply

An Iowa City construction company adopted an agreement stating that members "owe no duties of any kind to one another." One member then routed profitable subcontracts to a company he owned. In the litigation that followed, the blanket clause had to survive the manifestly unreasonable test in section 489.105(5), decided by the court as a matter of law. The company spent more than $85,000 in fees arguing about a sentence that could have named permitted outside ventures and required disclosure to the other members.

Five Mistakes Iowa LLCs Keep Making

Mistake 1: a blanket fiduciary waiver

Iowa permits alteration of duties only where the term is not manifestly unreasonable, and a judge decides. Specific carve-outs survive; sweeping ones invite the fight.

Mistake 2: a sole owner deciding it is unnecessary

Section 489.304 handles formalities. The document exists for the bank, the lender and the buyer, and for the day section 489.503 subsection 6 matters.

Mistake 3: never revisiting it

Members leave, a manager is appointed, a series is added, a tax election is made. Amendments need every member, so waiting is expensive.

Mistake 4: trying to file it with the Secretary of State

There is no Iowa form and no fee. What can be filed is the certificate of organization, a protected series designation and a statement of authority.

Mistake 5: running a protected series without asset records

Section 489.14301 requires records that identify each asset and its series. Without them, section 489.14404 puts the burden on you. Keep the registered agent record current on the same schedule, and process agent changes promptly.

What Happens When Chapter 489 Fills the Silence

Iowa levies no penalty for the absence of an operating agreement. The Secretary of State does not ask and does not fine. Every number below is the cost of a private dispute.

The Waterloo series failure exposed a second farm parcel to a $410,000 claim because no record answered a question the statute puts to the company. The Dubuque practice paid $162,000 over two years to a partner who had left. The Iowa City duty argument consumed more than $85,000 in fees over one overbroad sentence.

Litigation is the expensive route to the same answers. A contested claim among Iowa members that reaches discovery and a valuation contest commonly runs past $75,000 per side in legal fees, and each side generally engages its own appraiser, which for a small operating company costs roughly $10,000 to $25,000. Those are dispute costs, not fines, and they buy nothing except a decision.

Then the ordinary friction. Banks decline accounts when nobody can prove authority. Lenders discount. Buyers reduce the price or hold part of it back. And a company busy fighting itself misses its biennial report and pays for reinstatement.

How File.Business Drafts Iowa Operating Agreements

We draft to chapter 489 rather than to a national form. The intake covers members and percentages, contributions and agreed values, management structure, the thresholds you want in place of the section 489.407 unanimity list, buyout terms to fill the gap section 489.603 leaves, transfer controls, duty provisions written to survive the manifestly unreasonable test, and the federal tax election. Protected series clients get the designation, the asset records template and the agreement handled as one package. Companies operating in other states get the agreement aligned with their foreign qualification, trade names through fictitious name registration, and structural changes through amendments to the certificate of organization.

Templates against drafted agreements

A template covers a single-member consultancy. It fails an Iowa company with two members, a protected series, farmland or an intended sale, because the provisions Iowa needs most are the ones a generic form does not contain. General principles are in operating agreement essentials.

Iowa Operating Agreement FAQ

Does Iowa require an LLC to have an operating agreement?

No. Iowa Code § 489.105 describes what an operating agreement governs and the limits on it, but chapter 489 never requires a company to adopt one. The practical pressure comes from banks, lenders and buyers rather than from the Secretary of State.

Is an Iowa operating agreement filed with the state?

No. There is no form for it and no fee, because it is an internal contract. The filings that do exist are the certificate of organization, the biennial report, a protected series designation and, optionally, a statement of authority under § 489.302.

How are distributions divided in an Iowa LLC with no agreement?

In equal shares. Iowa Code § 489.404 divides distributions made before dissolution equally among members and persons dissociated as members, without regard to contributions. A former member who never sold their interest keeps receiving an equal share.

Does an Iowa member get bought out on leaving?

Not by statute. Iowa Code § 489.603 converts a dissociated member into a transferee holding the same transferable interest, with no right to payment and no management rights. Only the operating agreement can create a buyout.

Can an Iowa operating agreement change fiduciary duties?

Within limits. Iowa Code § 489.105(4) allows the agreement to alter or eliminate aspects of the duty of loyalty and adjust other duties if the term is not manifestly unreasonable, and § 489.105(5) makes that a question of law for the court, judged as of the time the term was adopted.

What does an Iowa protected series need in order to keep its assets separate?

A protected series designation filed with the Secretary of State under § 489.14201, established with the consent of all members, plus records under § 489.14301 that name the series and describe each asset specifically enough to identify it and its source. Under § 489.14404 the burden of proving an asset belongs to the series falls on the person asserting it.

Can File.Business draft an Iowa operating agreement?

Yes, at $99 flat, with a formation or for an existing company. The draft sets voting and distribution terms, adds the buyout Iowa omits, writes duty provisions to survive the manifestly unreasonable test, and covers protected series documentation where you need it.

Need a custom Iowa Operating Agreement?

File.Business drafts Iowa-specific Operating Agreements at $99 flat: customized for single-member or multi-member structure, ownership percentages, capital contributions, tax election preferences, and management structure. Includes member-signature template and document-vault storage.

Get Iowa Operating Agreement → Form an LLC Talk to a specialist See compliance suite

Doing this in Iowa specifically: Iowa operating agreement covers the clause list, the chapter 489 defaults each clause replaces and the protected series records where they apply. None of it is filed with the Secretary of State and no state fee is payable.

Authoritative sources

This guide is written from the official sources below. Fees, forms, and deadlines change; confirm the current requirement with the agency before you file.

Disclosure. File.Business is a private filing service, not a government agency and not a law firm. We prepare and submit filings at your direction, and nothing on this page is legal or tax advice. Filing fees, deadlines, and statutory references are current as of the last-updated date shown above and can change. Confirm current requirements with the relevant state agency before you file.

D
Written by

David Park

Covers state franchise tax, annual reports, and the no-tax-due thresholds that catch growing LLCs. Former state tax auditor turned compliance writer. Specializes in Texas, New York, Pennsylvania, and Illinois filing systems. Reach out: <a href="mailto:[email protected]">[email protected]</a>

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