How to Change Your California LLC's Registered Agent

California requires your LLC to keep a valid agent for service of process on file at all times. Several common situations force a change, and none of them are optional to address.

Your agent moved or became unavailable

If the person or company you named has moved to a new address, stopped being reachable during business hours, or is no longer a California resident, the agent listing is effectively broken. Leaving a stale address on file means legal documents could be delivered somewhere no one is watching.

Your agent resigned

An agent — including a commercial registered corporate agent — has the right to resign. When that happens, the Secretary of State's records will show your LLC needs a new agent, and you are on the clock to name one before your good standing suffers.

You want privacy or reliability

Many owners start out naming themselves to save money, then realize their home address is now searchable in a public state database, or that they keep missing mail while traveling. Switching to a commercial agent puts a professional California address on the record instead and guarantees someone is present to accept service.

Ownership or structure changed

A partner buyout, a move out of state, or a reorganization can all mean the person who was serving as agent no longer should be. Updating the agent keeps the public record accurate and keeps service of process flowing to someone who is actually watching for it.

Changing your agent for service of process happens through the California Secretary of State's bizfile Online portal. There are two ways it typically gets done, depending on timing.

Update through the Statement of Information

The most common route is to report the new agent on a Statement of Information (Form LLC-12). If you are already due to file your biennial Statement of Information, you simply list the new agent there. You can also file a Statement of Information at any time between required cycles specifically to record a change — you do not have to wait for your biennial due date to update your agent.

What you need before you file

• The new agent's full legal name
• For an individual agent, the new agent's physical California street address (no P.O. box)
• For a registered corporate agent, the company name — no address is listed on your filing because the state already has it
• The new agent's consent to serve

Steps

1. Log in to bizfile Online and locate your LLC record.
2. Open a Statement of Information for your entity.
3. Enter the new agent's information in place of the old agent.
4. Confirm the rest of the record — addresses, management — is still accurate.
5. Submit the filing and pay any applicable state fee.

Once the Secretary of State processes it, the new agent appears on your public entity record and the change is official.

A change of agent is a light filing, but the timing matters more than owners expect.

Do not leave a gap

Line up the new agent before you file, and confirm they have consented. If you are switching to a commercial service, activate the service first so the agent is genuinely ready to accept documents the moment the change is recorded. The goal is a clean handoff with no window where your LLC has no one watching for service of process.

Processing time

Online changes through bizfile Online generally process within a few business days, in line with the Secretary of State's normal workload. The old agent remains the agent of record until the new one is processed, so keep the old arrangement alive until you see the update reflected.

Fees

The Statement of Information filing that carries your agent change is a modest state filing. The receipt card on this site reflects the current amounts; we do not restate dollar figures in the text because the state adjusts them and our displayed price always matches what is charged.

A few predictable errors turn a routine change into a compliance problem.

Naming an agent who hasn't consented

California requires the agent to consent to serve. Listing someone — even a family member — without their agreement is invalid and can be rejected or, worse, mean documents go to someone who ignores them.

Using a P.O. box for an individual agent

An individual agent needs a physical California street address. Listing a P.O. box, a mail store box, or an out-of-state address will not satisfy the requirement, and the state may reject the filing.

Forgetting the rest of the record

A Statement of Information updates the whole entity snapshot. If your business address or management changed, update those at the same time so the record is fully accurate rather than fixing only the agent.

Canceling the old service too early

If you switch commercial providers, do not cancel the old service before the new agent is processed and reflected on the public record. Cancel too soon and there is a stretch where no valid agent is watching for lawsuits served on your LLC.

If you would rather not navigate bizfile Online yourself, Mainstay Filing can prepare and submit the Statement of Information that records your new agent for service of process. You give us the details, we handle the filing, and we confirm once the Secretary of State has processed it.

When you designate us as your agent, we take over the role cleanly: our California address goes on the public record, we maintain a staffed location to accept anything served on your LLC, and we scan and forward legal documents and state notices to you promptly. Because we hold a registered corporate agent listing with the state, out-of-state owners can switch to us without needing a California address of their own.

We handle the state-facing filing and the ongoing agent duties; we are not a law firm and do not advise on how to respond to documents that arrive. What we ensure is that your LLC always has a valid agent on file and that nothing served on your company gets lost in the transition.