6 Del. C. § 18-105 explained: § 18-105 Service of process for Delaware LLC founders (2026)

What 6 Del. C. § 18-105 says

Section 18-105 says that legal process (lawsuits, subpoenas) served on your registered agent counts as service on the LLC itself. The agent must accept the process and forward it to you.

Why this section matters

This is why the registered agent must maintain Delaware business-hours availability: lawsuits can be served at any time, and missing service can result in default judgments.

What this means for non-resident Delaware LLC founders

Non-resident founders rely on the registered agent to forward time-sensitive legal documents. Professional agents (HBS, Delewarellc, Northwest) maintain reliable forwarding systems.

Common pitfalls

• Mail-forwarding delays from registered agent can cause missed legal deadlines.
• Process serves on the registered agent's address, not your home country address.

How 6 Del. C. § 18-105 interacts with the Operating Agreement

The Delaware LLC Act is largely a set of default rules that apply when the Operating Agreement is silent. Section 18-1101 directs courts to give "maximum effect to the principle of freedom of contract," meaning members can contract around most defaults via their Operating Agreement. The implied covenant of good faith and fair dealing always applies and cannot be eliminated by contract.

Practical implication: 6 Del. C. § 18-105's default rule applies only if your Operating Agreement does not address the same topic. A well-drafted Operating Agreement supersedes most Delaware Act default rules. For solo single-member LLCs, this matters less; for multi-member LLCs and complex structures, it matters significantly.

Primary source

The text of 6 Del. C. § 18-105 can be read at the official Delaware Code website: delcode.delaware.gov/title6/c018/. The Delaware Division of Corporations publishes guidance and forms at corp.delaware.gov.

Related Delaware LLC Act sections

Related sections in the name & office category and adjacent topics include the formation sections (§ 18-201 to § 18-213), member rights (§ 18-301 to § 18-306), management (§ 18-401 to § 18-402), distributions (§ 18-501 to § 18-507), and dissolution (§ 18-801 to § 18-803). For a full mapping, see the Delaware LLC Act glossary entry.

See all Delaware LLC statutes →

What does Section 18-105 actually do?

Section 18-105 of the Delaware Limited Liability Company Act, found at 6 Del. C. § 18-105, sets the rule for how a lawsuit or other legal process reaches a Delaware LLC. In plain terms, it provides that legal process served on the registered agent counts as service on the LLC itself. The registered agent is the person or company named in your public records as the point of contact inside Delaware, and this statute treats that agent as the door through which a court or an opposing party can hand the company formal papers. When a process server delivers a summons, a complaint, or a subpoena to that agent, the law treats the company as having received it, even if the founder lives thousands of miles away and never sees the paper that day.

The reason the statute exists is structural. A Delaware LLC is a legal person, but it is not a human being who can be handed an envelope. The state needs a predictable, reliable address where anyone with a legal claim can deliver papers and be confident that the delivery has legal effect. By designating the registered agent as that address, Section 18-105 removes guesswork from the question of whether a company was properly notified of a lawsuit. The agent has a corresponding duty to accept the process and forward it to the people who run the company. This combination of a fixed delivery point and a forwarding obligation is what makes the system work for businesses whose owners may be located anywhere in the world.

Why does this matter to a non-resident single-member LLC owner?

If you formed a Delaware LLC from outside the United States and you are the only member, you almost certainly cannot be physically present in Delaware during business hours to receive legal papers. That is precisely the situation Section 18-105 is built around. The registered agent stands in for you. A lawsuit can be initiated and validly served on your company without anyone ever traveling to your home country, because the law deems service on the Delaware agent to be service on the LLC. For a single-member owner, this means the health of your registered agent relationship is directly tied to whether you find out about legal claims in time to respond.

The practical stakes are higher for a non-resident than for a local owner. A founder living in Delaware might learn about a lawsuit through informal channels even if the agent forwarding failed. A founder in another country has no such backup. Your only realistic notice of a served lawsuit may be the email or courier package your agent sends. That is why reliable forwarding matters so much. Consider the items that depend on it:

• A summons and complaint that starts a deadline to file an answer.
• A subpoena requesting documents or testimony by a fixed date.
• Notices from a court that move a case forward whether or not you appear.
• Demands tied to contracts your LLC signed with US counterparties.

How does it interact with the Certificate of Formation?

The Certificate of Formation is the founding document you file with the Delaware Secretary of State, and the filing fee for it is $110. Among the few items that document is required to state are the name of the LLC and the name and address of its registered agent in Delaware. Section 18-105 does not stand alone. It works hand in hand with the registered agent requirement that the Certificate of Formation puts on the public record. The agent named in that certificate is the same agent on whom process is served. So the document you sign at the very start of your company's life is what populates the address that this statute relies on for every future lawsuit.

Because the Certificate of Formation is a public record, the registered agent's address is visible to anyone who searches the Delaware database, including a plaintiff's lawyer deciding where to send a process server. This is a feature, not a flaw. The transparency is what lets the service-of-process system function. If you change registered agents, you update that public record, and from that point forward service should be directed to the new agent. Keeping the certificate accurate matters because an outdated agent address can create confusion about where valid service can occur. The relationship is simple to remember: the certificate declares the agent, and Section 18-105 gives legal weight to service on whoever that declared agent is.

How does it interact with the Operating Agreement?

The Operating Agreement is the private contract among the members, or in a single-member LLC the document the sole owner adopts to govern the company. It is not filed with the state, and it generally cannot override the public service-of-process rule. Section 18-105 governs the relationship between the outside world and the company, while the Operating Agreement governs the relationship among insiders. A clause in your Operating Agreement saying you prefer to be contacted at a particular email does not bind a court or an opposing party to send papers there. They are entitled to rely on the registered agent under the statute.

That said, the Operating Agreement is a sensible place to record your internal handling of legal process so that the people connected to your company know what to do. It can document which member or manager is responsible for monitoring the forwarding channel from the agent, how quickly papers should be escalated to counsel, and who has authority to retain a lawyer on short notice. None of this changes the legal effect of service under 18-105, but it can reduce the risk that a forwarded summons sits unread. Useful internal practices to capture include:

• A named person responsible for the agent's forwarding inbox.
• A standing instruction to treat any forwarded court document as urgent.
• Contact details for US counsel kept current in the company records.
• A backup contact in case the primary person is unreachable.

What happens in a real served-lawsuit scenario?

Imagine a US supplier believes your LLC owes it money and decides to sue. Its lawyer looks up your Certificate of Formation, finds the registered agent, and arranges for a process server to deliver the summons and complaint to that agent in Delaware. Under Section 18-105, the moment the agent accepts those papers, your company is considered served. The clock on your deadline to respond starts running from that service, not from the day you personally read the documents in your home country. The agent then forwards the papers to you through whatever channel you have arranged, typically email and sometimes physical courier.

This scenario shows why the forwarding step is the weak link for non-residents. If the agent scans and emails the complaint the same day, you may have ample time to retain US counsel and file a response. If the agent uses slow physical mail forwarding to an overseas address, days or weeks can pass before the documents arrive, and part of your response window is already gone. The statute does not pause the deadline to accommodate forwarding delays. The legal effect attached at the moment of service on the agent. Choosing an agent with a reliable, fast electronic forwarding system is therefore a meaningful part of protecting yourself from the asymmetry built into this rule.

What are the common misunderstandings about service of process?

A frequent misunderstanding is the belief that a lawsuit is not valid until the founder personally receives the papers. Section 18-105 contradicts that intuition. Service is complete when the registered agent is served, so a founder who never opens the forwarded email is still legally on notice in the eyes of the court. Another misunderstanding is the idea that papers must be sent to the founder's home country address to be effective. The statute directs service to the Delaware agent's address, not the owner's residence abroad, which is one of the pitfalls non-resident owners most often overlook.

A third misconception is that having a registered agent is a passive formality with no ongoing consequence. In reality, the agent is an active conduit, and the relationship needs maintenance. Watch out for these mistaken assumptions:

• Assuming the agent will track you down through any channel rather than the one on file.
• Assuming a missed forwarding email has no legal cost because you did not see it.
• Assuming you can ignore an agent's renewal notice without losing the service link.
• Assuming the Operating Agreement can redirect where lawsuits get served.

What happens if service through the agent is ignored?

The most serious consequence of ignoring served process is a default judgment. If your LLC is properly served under Section 18-105 and no one responds within the deadline, the court can enter judgment against the company without hearing your side. For a non-resident owner, a default judgment is particularly damaging because it can be obtained while you are entirely unaware of the case. The summary of this section makes the point directly: missing service can result in default judgments. That outcome flows not from any unfairness in the statute but from the gap between valid service on the agent and actual awareness by the owner.

A default judgment is not merely a paper loss. Depending on the claim, it can become the basis for collection efforts against company assets, and it can complicate banking and contracting relationships in the United States. Unwinding a default after the fact is difficult and is not guaranteed, because courts generally expect parties to monitor the address they put on the public record. The lesson built into 18-105 is that the registered agent relationship is not something to set up once and forget. Maintaining business-hours availability and reliable forwarding is the mechanism that keeps you from being blindsided by a judgment entered in your absence.

How does this compare to the default rule for reaching a company?

For many kinds of communication, the default expectation is direct contact with the person responsible. You would expect a vendor to email you, or a partner to call you, at the address you actually use. Section 18-105 sets a different default for legal process. The fixed point of contact is the registered agent in Delaware, not the owner's personal address. This is the statutory default that applies whenever the question is where a lawsuit can validly be delivered, and it does not flex to match the owner's preferred channel.

Comparing the two helps clarify what the statute is and is not. Ordinary business contact is flexible and forgiving, because a missed message can usually be resent without legal cost. The service-of-process default is rigid by design, because the legal system needs certainty about when notice has been given. The trade is predictability for flexibility. For a non-resident founder, the practical takeaway is to align your actual monitoring habits with this rigid default rather than fighting it. The default rule will not bend toward your home country inbox, so the sensible response is to make sure the agent's forwarding reaches that inbox quickly and that someone is watching it.

Why must the registered agent maintain Delaware availability?

Section 18-105 is the reason a registered agent has to maintain a real, staffed presence in Delaware during business hours. A process server may arrive at any time the agent is open, and the agent must be there to accept the papers. An agent who is unreachable or absent cannot perform the core function the statute assigns. This availability requirement is not a marketing claim by agent companies. It is a direct response to the legal weight that this section places on the act of serving the agent.

For non-resident founders, this is why the choice of agent is worth real attention. Professional registered agents such as HBS, Delewarellc, and Northwest maintain reliable forwarding systems precisely because their value depends on never missing a served document. When evaluating an agent, the qualities that connect directly to 18-105 are worth weighing:

• A staffed Delaware office that can accept process during business hours.
• Fast electronic forwarding so deadlines are not eaten by mail delays.
• Clear records of what was received and when it was forwarded.
• A renewal process that keeps the public agent designation continuous.

How does service of process fit alongside your other Delaware duties?

Maintaining a registered agent for service of process is one of a small set of recurring obligations that keep a Delaware LLC in good standing. It sits beside the annual $300 flat franchise tax that is due on June 1 each year, the federal tax filings that apply to foreign-owned single-member LLCs such as Form 5472 filed with a pro forma Form 1120, and the recordkeeping that supports your EIN obtained for free through the SS-4 process. Each of these has its own deadline and its own consequence for neglect. Service of process is distinctive because the consequence, a default judgment, can arrive without warning rather than on a predictable annual schedule.

It is worth separating these duties from compliance items that no longer apply. As of the FinCEN Interim Final Rule of March 26 2025, US-formed LLCs owned by foreign persons are exempt from the beneficial ownership information reporting that drew so much attention earlier. That exemption does not touch Section 18-105 at all, because service of process is a state-law litigation rule rather than a federal reporting obligation. The point for a founder is to keep the categories straight. Your registered agent obligation under 18-105 is permanent and ongoing for as long as the LLC exists, and it is independent of whatever federal reporting landscape applies in a given year. Treat it as a standing duty rather than a one-time setup step.

What practical habits keep you protected under Section 18-105?

The statute itself is short, but living with it well comes down to a few habits that close the gap between legal service on your agent and your own awareness of it. The first habit is to confirm and test your agent's forwarding channel rather than assuming it works. Send a message, confirm the address on file, and make sure a real person on your side monitors whatever inbox receives forwarded documents. The second habit is to keep your contact details with the agent current, because a forwarding system can only reach the address it has been given.

The third habit is to treat any forwarded court document as time-sensitive from the instant it arrives, since the response clock under 18-105 started at service on the agent, not at your reading. Pairing that urgency with a relationship with US counsel you can reach quickly turns a served lawsuit from a crisis into a manageable event. A short checklist worth keeping:

• Verify the registered agent named in your Certificate of Formation is current.
• Confirm the forwarding email and any backup contact are addresses you actually watch.
• Document your internal handling of legal process in the Operating Agreement.
• Keep US counsel contact details ready so you can respond inside the deadline.