Serving a California defendant you cannot find

California does not require you to find the defendant. It requires you to document, method by method, that you could not, and then it hands you a substitute. Which makes a bad address an evidence problem rather than an investigation problem. The work is in the declaration.

Last reviewed August 2026 Statewide, plus a county layer Report an error How this is verified

The outer clock: 3 years from filing to serve, and the dismissal is mandatory CCP 583.210(a), 583.250. Proof of service due within 60 days, 583.210(b)
The earlier clock: At 2 years the court may dismiss for delay, at its discretion. People forget this one entirely CCP 583.420(a)(1)
Entity shortcut: Leave the papers at the office with the person apparently in charge, then mail. No reasonable diligence prerequisite CCP 415.20(a); Bein v. Brechtel-Jochim Group, Inc. (1992) 6 Cal.App.4th 1387. Complete on the 10th day after mailing
Individuals: Same mechanism, but only after reasonable diligence, and to a competent household member at least 18 CCP 415.20(b)
How many attempts: Two or three at a proper place ordinarily does it. A proper place is the whole question Espindola v. Nunez (1988) 199 Cal.App.3d 1389; Ellard v. Conway (2001) 94 Cal.App.4th 540
Registered entity: Court-ordered service on the Secretary of State where the agent cannot be found at the designated address Corp. Code 1702(a); 17701.16(c) for an LLC
The declaration: A conclusory diligence declaration gives the court no power to make the order at all Eagle Electric Mfg. Co. v. Keener (1966) 247 Cal.App.2d 246
Service by email: Available by court order, but on a noticed motion, not ex parte, and never against a governmental entity CCP 413.30(a)(1), 413.30(b)
Publication: Last, and the diligence standard is stiffer than for substituted service CCP 415.50(a); Kott v. Superior Court (1996) 45 Cal.App.4th 1126

On this page

Every litigator eventually opens a return that says BAD ADDRESS and feels the case stall. The instinct is to go looking harder.

The map is CCP 415.10 through 415.50 for the manner of service, 416.10 through 416.90 for who accepts it on behalf of an entity, Corporations Code sections 1702 and 17701.16 for the Secretary of State, and CCP 413.30 as the catch-all.

Start with the clock, because there are two of them

3 years is the mandatory one. 2 years is the one nobody mentions.

CCP 583.210(a) gives you 3 years from filing to serve, and CCP 583.250 makes the dismissal mandatory: the action "shall not be further prosecuted" and "shall be dismissed by the court" on its own motion or anyone's. Proof of service is due within 60 days after service. CCP 583.210(b).

Underneath that sits a second threshold most people never think about. CCP 583.420(a)(1) lets the court dismiss for delay once service has not been made within 2 years. That one is discretionary rather than mandatory, which is why it gets ignored, and it is still a dismissal.

CCP 583.240 excludes time when the defendant was not amenable to process, when the validity of service was being litigated, or when service was "impossible, impracticable, or futile due to causes beyond the plaintiff's control." The same subdivision then says failure to discover relevant facts or evidence is not a cause beyond your control, and the exclusion is construed strictly against you, because service, unlike getting to trial, is ordinarily within a plaintiff's control. Williams v. Los Angeles Unified School Dist. (1994) 23 Cal.App.4th 84.

So file early and treat the runway as time for solving service, not as a reason to keep hunting before you file. Filing also opens discovery, which beats any database you can buy. In Williams the complaint was filed in January 1990 and the summons was not even issued for 20 months.

Entities get a shortcut individuals do not

Subdivision (a) has no diligence prerequisite. Subdivision (b) does. People conflate them constantly.

CCP 415.20(a) lets you leave the papers during usual office hours at an entity's office with the person apparently in charge, then mail a copy first class to that address. Service is complete on the 10th day after mailing. You need no failed attempt first. Bein v. Brechtel-Jochim Group, Inc. (1992) 6 Cal.App.4th 1387 says so directly: a good faith attempt to serve the agent was unnecessary, because service may be made on either the agent or an officer.

If no physical address is known, subdivision (a) also reaches the entity's usual mailing address, as long as it is not a United States Postal Service post office box. Left at a mailing address, the papers go to someone at least 18 who is told what they are.

CCP 415.20(b), for individuals, applies only "if a copy of the summons and complaint cannot with reasonable diligence be personally delivered." The copy goes to a competent member of the household or a person apparently in charge, at least 18, informed of the contents, and then gets mailed. Also complete on the 10th day after mailing.

How many attempts is reasonable diligence

Two or three at a proper place ordinarily does it. Whether the place was proper is the argument you will actually have.

That is Espindola v. Nunez (1988) 199 Cal.App.3d 1389 almost verbatim: "two or three attempts at personal service at a proper place should fully satisfy the requirement of reasonable diligence." The server there tried the current address at 8:30 a.m., at 11:40 a.m. two days later, and at 4:50 p.m. two days after that, then found the wife at home on the fourth visit and served her. Order quashing service reversed. The touchstone the court used is whether the server's actions were calculated to, and did, result in actual notice.

Blocking the door does not work. Three attempts turned away by a gate guard were enough in Bein, and service on the guard was upheld, because the defendants had authorized the guard to control access to them and so the relationship "ensures delivery of process."

Quality beats quantity. Ellard v. Conway (2001) 94 Cal.App.4th 540 held one attempt sufficient where the defendants had plainly moved, because going back to an address they had left would have been futile. Counsel called the Postal Service for the forwarding address, and the court held that was enough: a process server is not required to exhaust every avenue for a current address.

The mailbox rule buried in Ellard

Substituted service under 415.20(b) is good at a defendant's usual mailing address, and that includes a private or commercial mailbox. Ellard approved service left with the manager of a private postal annex.

What it does not include is a United States Postal Service post office box, which the statute excludes by name. The reasoning is that the Legislature would have written "any post office box" if it had meant any. So a defendant reachable only at a USPS box is one you still cannot serve this way, and a defendant with a UPS Store box is.

Two cheap steps, and the right recipient

Mail with acknowledgment costs a stamp and shifts costs even when it fails.

CCP 415.30 service by mail with acknowledgment is defeated by anyone willing to stonewall, because service completes only on return of the acknowledgment. But a party who fails to return it within 20 days is liable for the expense of serving another way, and the court "shall" award it on motion absent good cause. For an out-of-state defendant, CCP 415.40 allows first class mail with return receipt, complete on the 10th day whether or not anyone signs.

Then check your aim. CCP 416.40 reaches a partnership through a general partner or general manager, CCP 416.20 a dissolved corporation through a trustee. Suspension is not a shield. Gibble v. Car-Lene Research, Inc. (1998) 67 Cal.App.4th 295.

The Secretary of State, and the declaration that gets it denied

This is the cheapest good order available against a registered entity, and it is refused on the declaration far more often than on the merits.

Where the agent resigned and was not replaced, was never designated, or "cannot with reasonable diligence be found at the address designated," Corporations Code section 1702(a) lets the court order service by hand delivery to the Secretary of State, one copy per defendant plus a copy of the order. Section 17701.16(c) is the parallel mechanism for an LLC.

Service is complete on the 10th day after delivery, and that is now settled against the obvious objection. SoCal Lien Solutions, LLC v. BDB Properties (2025) 117 Cal.App.5th 788 held that subdivision (a) "unambiguously states that service is complete 10 days after the plaintiff delivers service documents to the Secretary" and "requires no action by the Secretary either before or after this 10-day period." In that case the Secretary did not forward anything for more than 4 months, after a default had already been entered. Service still ran from delivery. Subdivision (a) is service, subdivision (b) is notice, and the two are not linked.

The corporate affidavit is heavier than the LLC one

For an LLC, section 17701.16(c) wants a showing that hand service on the agent failed under CCP 415.10, 415.20(a) or 415.30(a). For a corporation, section 1702(a) wants that or a showing that service failed on the corporation under CCP 416.10(a), (b) or (c), or 416.20(a), which means the officers, the general manager, or a trustee. Same page of the same chapter, two different declarations.

That second prong is what Gibble is really about. A party is under no duty to go to the Secretary of State unless service cannot with reasonable diligence be accomplished under section 416.10 or 416.20. Section 1702 is a last resort, and treating it as a first one is how the application gets denied. A suspended corporation that keeps operating can still be served through its officers, which is exactly what happened in Gibble, where service went through the manager of a regional office.

Then there is the declaration itself. Conditions on which substituted or constructive service depends are strictly construed, and compliance is jurisdictional: without it the court has no power to render judgment in the action at all. Eagle Electric Mfg. Co. v. Keener (1966) 247 Cal.App.2d 246. A declaration reciting that the agent cannot be found with due diligence, and nothing else, does not make the statutory showing, so the order resting on it is worth nothing.

The LLC that was alive and unreachable

A defendant LLC showed as Active with good standing at both the Secretary of State and the Franchise Tax Board. A server went once, on a Wednesday morning, to the agent's designated suite and found an unrelated wellness studio whose staff had never seen mail for the entity. A skip trace produced the agent's home. A server went there once, also Wednesday morning, and a woman in her eighties said the house was a short-term rental and she was visiting. Two addresses, one attempt each. The file read like a dead end.

The best fact in it was one nobody had written down. The Statement of Information had been delinquent for three years. Corporations Code section 17701.13 requires an LLC to continuously maintain an agent, and section 17701.15 requires a prompt amended statement when the agent is no longer available. Three years of that, plus a server's declaration that the designated address houses a gym, is most of a section 17701.16(c) showing.

The delinquency cuts the other way too, and in your favour. Under section 17701.16 no change of agent address and no appointment of a new agent is effective until the amended statement is actually filed. So the stale address is still the operative one, and the entity's failure to update it is the entity's problem rather than yours.

The rest was cheap. More attempts at varied hours, since the assessor showed an active homeowner's exemption on the same house, which sits badly with a full-time rental. Attempts on the managers named in the last statement the entity actually filed. Sibling entities sharing the name. The address it keeps current with its licensing regulator. Notice addresses on recorded instruments where it was the beneficiary, because a lender reads mail carrying payoff demands. Six declaration paragraphs, not detective work.

Section 413.30 is the answer people forget

Court-directed service, including by email. On a noticed motion, which is the catch.

Where no provision covers your situation, or where you have exercised reasonable diligence and still cannot serve by any authorized method, CCP 413.30(a)(1) lets the court direct service "in a manner that is reasonably calculated to give actual notice to the party to be served, including by electronic mail or other electronic technology." For a defendant with a live inbox and a dead street address, that is a far better fit with due process than a legal notice in a newspaper nobody reads.

The procedural price is real, and it is the opposite of what you would guess. The publication application under 415.50 is ex parte. Section 413.30 says "upon motion," so this one is a noticed motion, which means notice, a hearing date, and the odd position of serving motion papers on a party you have just told the court you cannot serve. CCP 413.30(b) also puts it off limits entirely in an action against a governmental entity or its agents and employees.

CCP 413.30(a)(2) is the evidentiary price: facts detailing all attempts by each statutory method, and why each one failed, at every location the defendant is likely to be found. That is a longer declaration than publication requires.

So the honest ranking is not cheapest first. If the defendant is a registered entity, the Secretary of State order is the cheapest good outcome and it is ex parte. If you have a live email address, 413.30 is the best notice available and worth the motion. Publication is what is left.

Publication is last, and the standard is real

Diligence here means a thorough, systematic investigation, not another pass through the databases you already ran.

CCP 415.50(a) requires an affidavit that the party "cannot with reasonable diligence be served in another manner specified in this article," and that a cause of action exists against them or they claim an interest in property here. Diligence at this stage means "a thorough, systematic investigation and inquiry conducted in good faith," reaching relatives, friends, acquaintances, the employer, city and telephone directories, the voters' register, and the assessor's property index near the last known location. Kott v. Superior Court (1996) 45 Cal.App.4th 1126.

The affidavit is jurisdictional, and a verified complaint is not a substitute for it. File the application without one and the judgment that follows is void. Olvera v. Olvera (1991) 232 Cal.App.3d 32. The form application has a form affidavit on it. Fill that part in.

What sinks these applications is not effort, it is ignoring the obvious. In Donel, Inc. v. Badalian (1978) 87 Cal.App.3d 327 a single pass through telephone directories failed as a matter of law, because the plaintiff never contacted the attorney who had previously represented the defendant. In Kott the plaintiff knew the defendant was a Canadian national, made no attempt to find a Canadian address, and never asked opposing counsel, who was in the same office building, for it. It could also have sent interrogatories to codefendants who had already appeared.

It does get granted. Giorgio v. Synergy Management Group, LLC (2014) 231 Cal.App.4th 241 affirmed the denial of a motion to set aside a default, where the evidence supported both findings the statute wants: that the defendant could not with reasonable diligence be served personally or by mail, and that the newspaper chosen was the one most likely to give him actual notice.

The application is ex parte. Rios v. Singh (2021) 65 Cal.App.5th 871. Publication runs once a week for 4 successive weeks under Government Code section 6064, in a newspaper meeting the section 6000 definition, and service is complete at the end of the 28th day after the first publication. Only the summons has to be published, not the complaint, and the defendant does not have to actually see it. Rios.

One more thing worth knowing, from CCP 415.50(d). A publication order does not lock you in. If the defendant surfaces mid-run you can serve them any authorized way, and that service supersedes the published summons.

Doe defendants buy time, not forgiveness

Negligent ignorance still counts. Having known and forgotten does not.

CCP 474 lets you plead an unknown defendant fictitiously and substitute later, relating back to the original filing so the limitations clock stops on the day you filed. It takes genuine ignorance at filing, a cause of action stated against that Doe, and substitution for an existing Doe. Negligent ignorance is still ignorance.

Having once known and then forgotten is a different problem. Woo v. Superior Court (1999) 75 Cal.App.4th 169 draws the line: a plaintiff in that position must have "at least reviewed readily available information likely to refresh his or her memory." If the defendant can be identified from that information, section 474 is unavailable. If not, it is available.

The facts are the warning. The plaintiff's own medical records, already in her possession, named the physician. She did not read them before filing, and the Court of Appeal granted a writ directing summary judgment against her. Read your own file before you rely on a Doe.

What breaks if you get this wrong

The first two are the ones that end cases.

Mandatory. No discretion to save you.

Letting the 3 years run while you keep looking

Once the CCP 583.210(a) period passes, 583.250 says the action "shall not be further prosecuted" and "shall be dismissed." The 583.240 tolling for impossible, impracticable or futile service is construed strictly and expressly does not cover failure to discover relevant facts. Williams v. Los Angeles Unified School Dist. (1994) 23 Cal.App.4th 84. Watch the 2-year discretionary threshold under 583.420(a)(1) on the way there. Filing early is the entire defense.

Void, and you may not learn for a year

Getting the order without the affidavit the statute wants

For publication, the affidavit is a jurisdictional prerequisite and a verified complaint will not stand in for it. Skip it and the judgment is void. Olvera v. Olvera (1991) 232 Cal.App.3d 32. The same logic runs through the Secretary of State route: conditions on which constructive service depends are strictly construed and compliance is jurisdictional, so a conclusory declaration leaves the court without power to render judgment. Eagle Electric Mfg. Co. v. Keener (1966) 247 Cal.App.2d 246. You find out when the defendant surfaces and moves to set the default aside.

Fixable, but you pay for the run twice

A publication order missing the 415.50(b) mailing clause

The order has to direct mailing if the address turns up before publication ends. Without the clause the order is defective on its face, and 4 weeks of newspaper cost is spent under an order you will have to redo. Read the proposed order you drafted before you lodge it.

Fixable, and cheap to fix

Only ever trying the designated agent

For a corporation, the 1702(a) affidavit can be made on the 415 hand-service methods or on failed service under CCP 416.10 and 416.20, and Gibble v. Car-Lene Research, Inc. (1998) 67 Cal.App.4th 295 treats section 1702 as a last resort you reach only when those fail. The last Statement of Information the entity actually filed names the officers and managers. Pulling it costs nothing and it is often the difference between a denied application and a granted one.

Before you ask for publication

File. Start the clock deliberately and open discovery.
Pull the entity's status and last filed Statement of Information. A delinquent statement is evidence, and the last one names people you have not tried.
Try CCP 415.20(a) at the entity's office first. No diligence showing required, so there is no reason not to.
Get 3 attempts per proper address at different hours and days, one evening and one weekend. Log the time, who answered, and what they said.
Serve the officers, managers and general partners, not just the agent.
Mail a CCP 415.30 packet. Cheap, and it shifts costs if it is ignored.
Check sibling entities, the licensing regulator's address of record, recorded instruments, and USPS forwarding.
Then pick the order, remembering which ones are ex parte. Secretary of State for a registered entity and publication are both ex parte. CCP 413.30 email is a noticed motion, so build in the extra time if that is the route.

The local layer: getting the order signed

Everything above is statewide. How you actually present the ex parte application for a publication order or a Secretary of State order is county practice, and it varies more than it should for something this routine.

Two traps worth knowing before you pick your county. Santa Clara requires e-filing for represented parties in civil cases but takes ex parte applications on paper. San Diego wants hard copies in the department by noon the court day before the hearing, which quietly moves your real deadline up a day.

Three badges below, and the difference matters. Rule checked means a rule was located and read. Searched, no dedicated rule means a search was run and turned up nothing county-specific, which is a real finding and means the statewide framework governs. Not verified means the county was not checked for this page, which is a gap rather than a finding.

Ex parte practice for a service order, by county

Local rules are amended constantly and are often supplemented by general orders, standing orders and department preferences that never appear in a published rule. Direct calendar and complex departments layer their own procedures on top. Confirm on the court's own site and with the assigned department before you file.

The ex parte mechanics themselves A publication order is an ex parte application, so it runs on rules 3.1200 through 3.1207 like any other, including the notice deadline that catches people. Ex parte practice in California covers the sequence and the five required documents.

A defendant who cannot be found is usually a defendant who has stopped filing paperwork, and every missed filing is a paragraph you get to use. Stop looking for the person and start reading what they failed to do.