Legal Document Review Service: What To Review Before Signing

Alex Solo
byAlex Solo12 min read

When you start a new LLC or restructure an existing one, a custom operating agreement is one of the most important documents you will create. Many founders and small business owners either skip this step or use a generic template, which can lead to confusion about ownership, voting rights, profit sharing, and what to do if someone leaves or wants to sell. Others are surprised when state rules override their expectations or when banks and investors ask for documentation they do not have. This guide explains what a custom operating agreement is, why it matters, and what you need to check before signing. We cover formation basics, ownership records, governance structures, state-specific issues, and common mistakes, with practical checklists and examples to help you avoid problems down the road.

What Is a Custom Operating Agreement?

A custom operating agreement is a legal document that sets out how your limited liability company (LLC) will be governed, who owns what, and how important decisions are made. While some states do not require LLCs to have an operating agreement, having one is strongly recommended for both single-member and multi-member LLCs. It acts as the rulebook for your business and helps prevent disputes among members.

At the federal level, there is no law requiring an operating agreement. However, state laws often set default rules that apply if you do not have one. These default rules may not match your business goals or expectations. For example, in Texas, profits and losses are split according to capital contributions unless your agreement says otherwise. In New York, you must adopt a written operating agreement within 90 days of formation. A custom operating agreement allows you to override state defaults and tailor the rules to your business.

Key issues addressed in a custom operating agreement include:

  • Ownership percentages and member contributions
  • Voting rights and decision-making processes
  • Profit and loss allocations
  • How new members are admitted
  • What happens if a member leaves, dies, or wants to sell
  • Rules for meetings and record-keeping
  • Dispute resolution procedures
  • Tax elections and how the LLC will be treated for IRS purposes

For single-member LLCs, an operating agreement helps show that the business is separate from the owner, which is important for liability and tax purposes. For multi-member LLCs, it is essential to clarify everyone's rights and responsibilities from the start.

Example: Two friends form an LLC in Florida to run a tech startup. One contributes $10,000 and the other contributes $40,000. Without a custom agreement, Florida law may split profits based on their contributions, but if they want to split profits 50/50, they need to state this in their operating agreement.

Formation: When and How to Create a Custom Operating Agreement

The best time to draft a custom operating agreement is as soon as you form your LLC, ideally before you start operations or accept any outside investment. In most states, you form an LLC by filing Articles of Organization with the Secretary of State. This filing creates the entity, but it does not establish how the business will be run internally.

After filing, you should create your operating agreement and have all members review and sign it. Some states, like California and New York, require LLCs to adopt a written operating agreement within a certain period after formation. Even where not required, banks and investors often ask to see your operating agreement before opening accounts or providing funding.

Here is a practical checklist for creating your custom operating agreement:

  • List all members and their ownership percentages
  • Describe each member's initial capital contribution (cash, property, services)
  • Set out voting rights and how decisions are made (majority, supermajority, unanimous)
  • Explain how profits and losses will be allocated
  • Define the process for adding or removing members
  • Include buyout or transfer rules if a member leaves or sells
  • Detail management structure (member-managed or manager-managed)
  • Outline procedures for meetings, record-keeping, and amendments
  • Address dispute resolution and dissolution procedures
  • Include tax elections and how the LLC will be treated for IRS purposes

State caveat: In California, LLCs must keep a copy of the operating agreement at their principal office. In New York, you must adopt a written operating agreement within 90 days. In Delaware, there is no requirement for a written agreement, but it is still highly recommended.

Common mistakes include relying on a generic template without adapting it to your state's laws or your business's needs. Each state has its own rules about what must or can be included, so check your state's Secretary of State website for any special requirements.

Example: A startup in Texas uses an online template that does not mention how to handle the departure of a key member. When one founder wants to leave, there is no clear process, leading to a dispute and delays in bringing in a replacement.

Ownership Records and Capital Contributions

The ownership and capital contributions section of your operating agreement spells out who owns what share of the business and what each person has contributed. Clear records help avoid disputes later, especially if the business grows or brings in new members.

Ownership can be divided in any way the members agree, not just equally. For example, one founder might contribute $50,000 and another $10,000, or one might provide technology while another brings industry contacts. The operating agreement should specify:

  • Each member's name and address
  • Ownership percentage or units
  • Type and value of each member's contribution (cash, property, services, IP)
  • Whether additional contributions are required in the future
  • How new contributions affect ownership percentages

It is wise to attach a schedule or exhibit listing the current members and their interests, and update it whenever there is a change. This can help with IRS filings (such as applying for an EIN) and with state reporting requirements.

Checklist for ownership records:

  • Document all cash and non-cash contributions (such as intellectual property or equipment)
  • Record the agreed value of each contribution
  • Specify how future contributions will be handled
  • Update the ownership schedule whenever members join or leave

Common mistakes:

  • Not documenting non-cash contributions, such as intellectual property or sweat equity
  • Failing to update the agreement when ownership changes
  • Overlooking rules for bringing in new members or investors
  • Not specifying what happens if a member does not fulfill their promised contribution

Example: Three founders start a consulting LLC in Illinois. One brings $20,000, another brings a client list, and the third agrees to work full-time for the first year. Their operating agreement should describe each contribution, assign ownership percentages, and state what happens if the third founder leaves before the year is up.

State caveat: Some states require LLCs to keep records of each member's contributions and ownership percentages at their principal place of business. Failing to do so can result in penalties or loss of limited liability protection.

Governance Structures: Decision-Making and Management

Your custom operating agreement should clearly define how your LLC will be managed and how decisions are made. There are two main management structures for LLCs:

  • Member-managed LLC: All members participate in day-to-day operations and decision-making.
  • Manager-managed LLC: Members appoint one or more managers (who can be members or outsiders) to handle daily operations, while members retain authority over major decisions.

Which structure you choose depends on your business goals and the number of members. For example, a family-owned real estate LLC may prefer member management, while a startup with passive investors may choose manager management.

Key governance issues to address:

  • Who has authority to bind the LLC to contracts or loans
  • What decisions require a vote, and what percentage is needed to approve (simple majority, supermajority, unanimous)
  • How meetings are called and conducted
  • How conflicts of interest are handled
  • How to resolve deadlocks or tie votes
  • What records must be kept and who can inspect them

Some states have default rules about who can act on behalf of the LLC or how votes are counted. Your operating agreement can override these defaults, but only if you address them specifically. For example, if you want to require unanimous consent for selling company assets, you must state this clearly.

Example: An e-commerce LLC in Georgia has three members. The operating agreement states that hiring employees requires a majority vote, but selling company assets requires unanimous consent. This prevents one member from making major decisions without the others' approval.

Checklist for governance:

  • Decide if your LLC will be member-managed or manager-managed
  • List who can sign contracts and open bank accounts
  • Set voting thresholds for different types of decisions
  • Describe how meetings are called, conducted, and recorded
  • Include conflict of interest policies
  • Explain how deadlocks will be resolved (e.g., mediation, buy-sell provisions)

Common mistakes:

  • Not specifying who has authority to act on behalf of the LLC
  • Failing to set clear voting rules for major decisions
  • Overlooking the need for written consents or meeting minutes
  • Not addressing what happens if managers or members disagree

State caveat: In Delaware, unless the operating agreement says otherwise, members manage the LLC by default. In California, both member-managed and manager-managed structures are recognized, but the management style must be stated in the Articles of Organization and the operating agreement.

Common Mistakes and State-Specific Issues

Many founders and small business owners make avoidable mistakes when drafting or updating their operating agreements. Here are some of the most common pitfalls:

  • Using a template without adapting it to your state's rules
  • Leaving out key provisions, such as buyout or transfer rules
  • Not updating the agreement after major changes (new members, capital raises, exits)
  • Failing to address what happens if a member dies, becomes disabled, or files for bankruptcy
  • Not specifying dispute resolution methods (mediation, arbitration, court)
  • Overlooking tax treatment elections (such as partnership vs. corporation status with the IRS)
  • Not keeping required records at the principal place of business
  • Ignoring state-specific deadlines for adopting or amending the agreement

State law caveats:

  • Some states require operating agreements to be in writing (New York, California); others allow oral or implied agreements (Delaware).
  • California requires LLCs to keep certain records and provide them to members on request.
  • New York requires LLCs to adopt a written operating agreement within 90 days of formation.
  • Texas and Florida allow you to override most default rules in your agreement, but some provisions (such as duties of care) cannot be waived.
  • Some states require LLCs to keep a list of members and their contributions at the principal office.

Example: A four-member LLC in California fails to update its operating agreement after one member leaves. When the business is sold, the old member claims a share of the proceeds, leading to a costly legal dispute. Regular updates and clear exit provisions could have prevented this.

Another common mistake is not consulting with a tax advisor about how your LLC will be taxed. The IRS allows LLCs to choose how they are taxed (as a partnership, corporation, or disregarded entity for single-member LLCs), but your operating agreement should reflect your choice and any related rules for distributions and allocations.

Checklist for avoiding common mistakes:

  • Review your state's requirements for operating agreements
  • Include all key provisions, especially for exits and disputes
  • Update the agreement after any major change
  • Consult with legal and tax professionals before finalizing
  • Keep accurate and current records at your principal office

Updating and Amending Your Operating Agreement

Your custom operating agreement should not be a set-and-forget document. As your business grows, brings in new members, or changes direction, you will need to update your agreement to reflect new realities. Failing to do so can lead to confusion, disputes, and even legal challenges.

Typical triggers for updating your operating agreement include:

  • Admitting a new member or investor
  • Changing the management structure (e.g., switching from member-managed to manager-managed)
  • Raising new capital or issuing new ownership units
  • Major business changes, such as mergers, acquisitions, or asset sales
  • Changes in state law that affect LLC operations
  • Changes in tax elections or IRS requirements

Most operating agreements include an amendment clause that specifies how changes can be made. This usually requires a vote of the members, with the percentage needed set out in the agreement. Some agreements require unanimous consent for major changes, while others allow a supermajority or simple majority.

Checklist for updating your agreement:

  • Review your agreement at least annually and after any major business event
  • Document all amendments in writing and have all members sign
  • Update any attached schedules or exhibits (ownership, contributions, managers)
  • File updated records with the state if required
  • Notify banks, investors, and other stakeholders of major changes

Example: An LLC in Ohio brings in a new investor who buys a 20 percent stake. The operating agreement is amended to add the new member, update the ownership schedule, and clarify voting rights. The amendment is signed by all members and kept with the company records.

It is also important to keep a copy of your current operating agreement and all amendments in your business records. This can help resolve disputes, satisfy investors, and meet state or IRS requirements.

State caveat: In Florida, you are not required to file your operating agreement with the state, but you must keep an updated copy at your principal office. In New York, amendments must be adopted in writing and kept with the company records.

FAQs

Is a custom operating agreement legally required for my LLC?

Most states do not require a written operating agreement to form an LLC, but having one is strongly recommended. Some states, like California and New York, do require a written agreement within a certain time after formation. Even where not required, banks, investors, and the IRS may ask to see your operating agreement as proof of your business structure and ownership.

Can I use a template or do I need a lawyer to draft my operating agreement?

Templates can be a helpful starting point, but they rarely cover all the issues specific to your business and state. Many founders make mistakes by using generic forms that do not address their actual needs or comply with state law. It is wise to consult with a legal professional to review or draft your agreement, especially if you have multiple members, outside investors, or complex ownership arrangements.

What happens if we do not update our operating agreement after changes?

If your operating agreement does not reflect your current ownership, management, or business structure, you risk confusion, disputes, and even legal challenges. State law may apply default rules that do not match your intentions. Always update your agreement after major changes and have all members sign any amendments.

How do I record capital contributions and ownership changes?

List all member contributions (cash, property, services) and ownership percentages in your operating agreement or in an attached schedule. Update these records whenever new capital is added or members join or leave. Accurate records are important for state filings, IRS reporting, and resolving disputes.

What is the difference between member-managed and manager-managed LLCs?

In a member-managed LLC, all members participate in day-to-day operations and decision-making. In a manager-managed LLC, members appoint one or more managers (who can be members or outsiders) to handle daily operations, while members retain authority over major decisions. Your operating agreement should clearly state which structure you are using and outline the powers and duties of managers and members.

Key Takeaways

  • A custom operating agreement is essential for clarifying ownership, governance, and profit sharing in your LLC.
  • State laws set default rules, but a well-drafted agreement lets you set your own terms.
  • Document all member contributions, ownership percentages, and management structures clearly.
  • Review and update your agreement regularly, especially after major business events.
  • Consult with legal and tax professionals to ensure your agreement meets your business needs and state requirements.

If you are forming an LLC or need to update your operating agreement, our team can help you understand your options and avoid common mistakes. For a practical discussion about your business, call (888) 449-8437 or email team@sprintlaw.com. Where legal services are required, they are delivered by licensed lawyers at trusted US law firms through the Sprintlaw platform.

Alex Solo

Alex is Sprintlaw's co-founder and a legal technology leader. He holds law and media degrees from the University of Sydney and has been recognized by Australasian Lawyer, Lawyers Weekly and the Sydney Young Entrepreneur Awards for his work building Sprintlaw and improving access to business legal support.

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