LLC Operating Agreement Requirements in North Dakota

Short answer North Dakota does not require an LLC to adopt an operating agreement; Chapter 10-32.1 supplies the rules for any gap. The agreement may be oral, in a record, implied, or any combination, and a sole-member or preformation agreement works upon formation; later members are deemed to assent. For LLCs created after July 31, 2017, default voting follows distribution interests and default profits and distributions follow contribution value, subject to statutory duty, information, court-remedy, and outsider-right floors.
State
North Dakota
Statute checked
July 27, 2026
Sources
15 statutes

At a glance

Governing law and document nameNorth Dakota Uniform Limited Liability Company Act; 'operating agreement' (N.D.C.C. §§ 10-32.1-01, 10-32.1-02(36))
Required or optionalOptional; the agreement governs chosen terms and Chapter 10-32.1 governs gaps (§ 10-32.1-13(1)–(2))
Permitted form and signaturesOral, in a record (including electronic), implied, or any combination; includes a sole member; no general agreement signature, witness, or notary rule (§§ 10-32.1-02(36), 10-32.1-03)
Adoption timing and effectNo general deadline; initial members may agree before formation, but the terms become the agreement upon formation; the LLC forms when articles are filed or at their stated later date (§§ 10-32.1-14(3), 10-32.1-20(4))
Single member and assentSole-member terms qualify; the LLC is bound without manifesting assent, and each person who becomes a member is deemed to assent (§§ 10-32.1-02(36), 10-32.1-14)
Management and authority defaultsMember-managed unless the agreement selects manager or board management; post-7/31/2017 voting follows distribution interests, majority controls ordinary matters, and unanimity controls outside-course acts; membership alone creates no agency power (§§ 10-32.1-23 to -24, 10-32.1-39)
Voting, economic, and transfer defaultsPost-7/31/2017 votes follow distribution interests; profits, losses, and distributions follow contribution value; later admission defaults to unanimity, and transfer carries economics only (§§ 10-32.1-27, 10-32.1-30 to -30.1, 10-32.1-39, 10-32.1-44)
Nonwaivable rules and dutiesMay narrow or eliminate specified loyalty aspects and alter care or other duties only within manifest-unreasonableness and misconduct floors; cannot eliminate good faith, unreasonably restrict information or member actions, vary protected court dissolution, or impair outsider rights (§§ 10-32.1-13, 10-32.1-41 to -42, 10-32.1-50)
Amendment, filing, and recordsDefault unanimous amendment; required outsider approvals or conditions are honored; agreement prevails internally over a conflicting filing, while reasonable outsider reliance favors the filing; no agreement filing or universal written-copy rule (§§ 10-32.1-02(36), 10-32.1-15, 10-32.1-20, 10-32.1-39, 10-32.1-42)

Requirements one by one

Governing law and document name

North Dakota's statute is the North Dakota Uniform Limited Liability Company Act, N.D.C.C. ch. 10-32.1. Section 10-32.1-01 supplies that name, and § 10-32.1-02(36) calls the members' internal arrangement an operating agreement regardless of its label.

Required or optional

North Dakota does not command an ordinary LLC to adopt an agreement. Instead, § 10-32.1-13(1) says what an agreement may govern, and subsection (2) supplies the consequence of silence: “To the extent the operating agreement does not otherwise provide ... this chapter governs the matter.”

Permitted form and signatures

Section 10-32.1-02(36) recognizes an agreement that is “oral, in a record, implied, or in any combination thereof.” A record may be tangible or electronic, and § 10-32.1-03 gives electronic records and signatures the same legal effect when a writing or signature is otherwise required.

Because oral and implied agreements qualify, the LLC Act has no general rule requiring every operating agreement to be signed, witnessed, acknowledged, or notarized. Another law can still require a signed or recorded instrument for a particular transaction.

Adoption timing and effect

North Dakota states the preformation rule directly. Under § 10-32.1-14(3), two or more intended initial members may agree that their terms will become the operating agreement “upon the formation of the company”; an intended sole member may do the same.

Under § 10-32.1-20(4), the LLC forms when the articles of organization are filed, or on the articles' stated later date. The Act sets no separate deadline for a later agreement, so its defaults govern until valid terms replace them.

Single member and assent

The definition in § 10-32.1-02(36) expressly includes a sole member. Section 10-32.1-14 then binds the LLC whether or not the company manifested assent and deems each person who becomes a member to assent to the agreement.

Formation alone does not make someone a member. Section 10-32.1-20(4)(d) preserves agreements made before or after formation that determine who becomes a member in connection with formation.

Management and authority defaults

Under § 10-32.1-39(1), the LLC defaults to member management unless the agreement uses manager-managed, board-managed, or similar language. For a member-managed LLC created after July 31, 2017, members vote in proportion to their interests in pre-dissolution distributions. A majority of that voting power decides ordinary-course disputes, while an outside-the-ordinary-course act requires all members.

The internal management rule is not an automatic agency rule. Section 10-32.1-23 says a member is not the LLC's agent solely because of membership. Under § 10-32.1-24, the LLC may file a statement granting or limiting authority for transactions with nonmembers, including real-property transfers.

Voting, economic, and transfer defaults

North Dakota's post-2017 defaults use two related measures. Section 10-32.1-39(2)(b) allocates member voting by interests in distributions, while §§ 10-32.1-30(5) and 10-32.1-30.1 allocate interim distributions and profits and losses by the value of contributions. The articles or operating agreement may replace those rules.

Section 10-32.1-27(4) follows the agreement's admission route; if it supplies none, later admission generally requires all-member consent. A transfer under § 10-32.1-44 carries the assigned distribution right but does not by itself give the transferee management, conduct, or ordinary information rights.

Nonwaivable rules and duties

Under § 10-32.1-13(4), if not manifestly unreasonable, an agreement may restrict or eliminate specified aspects of loyalty, alter care without authorizing intentional misconduct or a knowing legal violation, alter other fiduciary duties, and set standards for good-faith performance. It may not eliminate the contractual good-faith obligation itself.

The same section bars unreasonable restrictions on § 10-32.1-42 information rights and member actions, protects the court's dissolution power, and preserves rights of people outside the agreement. Section 10-32.1-41 states the underlying loyalty, care, and good-faith duties. Section 10-32.1-50 preserves court relief for unlawful, impracticable, fraudulent, or oppressive operation.

Amendment, filing, and records

If the agreement sets no different method, § 10-32.1-39 makes amendment unanimous. Section 10-32.1-15(1) also enforces a required nonparty approval or condition, making an amendment ineffective if the requirement is not met.

The agreement is not the public formation filing; § 10-32.1-20 requires articles of organization. If another effective filed record conflicts with the agreement, § 10-32.1-15(4) makes the agreement control among members and other insiders, while the filed record controls for an outsider who reasonably relies on it.

Because an agreement may be oral or implied, the Act does not require every LLC to keep a written copy. Section 10-32.1-42 nevertheless lets a member inspect and copy company-maintained records material to the member's rights and duties, subject to reasonable statutory and agreement restrictions.

What trips people up

The creation date changes the default math. LLCs created after July 31, 2017 use distribution interests for voting and contribution value for profits, losses, and distributions. The older equal-share language remains in the chapter for earlier LLCs.

Member management does not itself prove signing authority. The internal management default and third-party authority are separate. Membership alone is not agency; a filed statement of authority can establish or limit outsider-facing power.

A filed record can matter even though the agreement stays private. The agreement controls internally, but an outsider who reasonably relies on a conflicting effective filing may use the filed record.

Common questions

Does filing the articles automatically make the organizer a member? No. Section 10-32.1-20(4)(d) says formation alone does not cause any person to become a member; the parties' agreement and § 10-32.1-27 govern admission.

Can the LLC publish authority for a real-estate signature? Yes. Section 10-32.1-24 permits a filed statement of authority addressing a person's power to transfer company real property or bind the LLC in other transactions.

Can a former member inspect records from the membership period? Section 10-32.1-42(3) permits a dissociated member to demand qualifying information about that period if the statutory good-faith and purpose requirements are met.

Can members approve a distribution that leaves the LLC unable to pay its debts? No. Section 10-32.1-31 bars a distribution that would fail the ordinary-course debt-payment or balance-sheet tests.

Statutes and sources

Source links

Every statute quoted above, linked, with the date we checked it.

N.D.C.C. § 10-32.1-01 · accessed 2026-07-27
N.D.C.C. § 10-32.1-02(36) · accessed 2026-07-27
N.D.C.C. § 10-32.1-03 · accessed 2026-07-27
N.D.C.C. § 10-32.1-13(1)–(3) · accessed 2026-07-27
N.D.C.C. § 10-32.1-13(4)–(8) · accessed 2026-07-27
N.D.C.C. § 10-32.1-14 · accessed 2026-07-27
N.D.C.C. § 10-32.1-15 · accessed 2026-07-27
N.D.C.C. § 10-32.1-20(4) · accessed 2026-07-27
N.D.C.C. § 10-32.1-27 · accessed 2026-07-27
N.D.C.C. § 10-32.1-39(1)–(3) · accessed 2026-07-27
N.D.C.C. § 10-32.1-44 · accessed 2026-07-27
N.D.C.C. § 10-32.1-50 · accessed 2026-07-27
This page is general legal information about state-law operating-agreement rules for an ordinary domestic limited liability company, not legal advice or a substitute for an agreement tailored to a particular company's owners, assets, financing, tax treatment, licenses, or disputes. A state may permit an oral, implied, or unsigned operating agreement while a separate law still requires a particular promise or transaction to be signed, recorded, approved, or disclosed. The statutory defaults apply when a valid agreement does not replace them, and some duties and remedies cannot be waived. Foreign LLCs, professional LLCs, series structures, and regulated businesses may face additional rules. Verified against the official statute text on the date shown; confirm current law and obtain licensed legal advice before relying on it for a particular company or transaction.

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