How to Write a Certificate of Service for Court

To write a certificate of service for court, draft a short signed statement that identifies the document you served, the date you served it, how you delivered it, and the full name and address or email of every party who received a copy. Attach it to the end of the paper you’re filing. That one page is what proves to the judge that every other party in the case got their copy.

What the Certificate Must Contain

A judge should be able to glance at your certificate and confirm proper delivery without hunting for details. Six pieces of information carry the whole document:

The case caption, matching the caption on the paper you served: court name, party names, and case number.
The exact title of the document served, such as “Motion to Dismiss” or “Answer to Complaint.”
The date you delivered or mailed it.
The method of service you used.
The full name and mailing address or email address of every person served.
Your printed name, your role in the case, and your signature.

The SEC’s guidance states the certificate “must state the name of the person or persons served, the date of service, the method of service, and the mailing address or email address to which service was made.”¹ Federal courts and most state courts expect the same core items.

A Template You Can Follow

The layout is simple. Put the case caption at the top, formatted the same way it appears on the document being served. Center the title CERTIFICATE OF SERVICE below it. Then write one declaratory paragraph. The Department of Labor’s sample uses this standard phrasing: “I HEREBY CERTIFY that on this [day] of [month, year], a copy of the document(s) entitled [Document Title] was served on the following parties as shown below.”²

After that sentence, list each recipient with their full name, address or email, and the method you used. If you used different methods for different people, write the method next to each name rather than stating one method for the whole list.

Close with a signature block: the date you signed, your printed name, your role (for example, “Plaintiff Pro Se” or “Counsel for Defendant”), and your signature.

Choosing the Method of Service to Name

Your certificate has to identify how you delivered the paper, so pick a method the rules recognize before you draft. Under the federal rules, these are the accepted options:³

Hand delivery to the person, or leaving the paper at their office with a clerk or someone in charge.
Mail to the person’s last known address. Service by mail is complete when you mail it, not when the recipient opens it.
Electronic service through the court’s filing system to a registered user, or by other electronic means the recipient agreed to in writing. Electronic service is complete when sent, but does not count if you learn it never actually reached the person.
Delivery through a commercial courier or other method the recipient consented to in writing. Service is complete when you hand the document to the delivery service.
Filing with the court clerk, if the person has no known address.

Email alone counts only if the recipient has agreed in writing to be served that way. Without that written consent, an emailed document is not validly served, and a certificate saying otherwise is inaccurate.³ State courts may allow additional methods or restrict certain ones, so check your local rules before choosing.

Signing the Certificate

Your signature is what makes the certificate carry weight. By signing, you represent to the court that the facts in it are true. Rule 11 requires every paper filed with the court to be signed by an attorney of record or, if you’re self-represented, by you personally, and the court can strike any unsigned paper.⁴

You do not need to have the certificate notarized. The federal rules specifically say that pleadings and other papers do not need to be verified or accompanied by an affidavit.⁴ If you’re filing electronically, typing “/s/ [Your Name]” is a valid signature. The Department of Labor confirms that for e-filing, “it is sufficient to type in the person’s name using the ‘/s/’ convention,” carrying the same legal effect as a handwritten signature.²

Some courts require language stating that you certify the contents “under penalty of perjury.” Federal law allows an unsworn declaration in place of a notarized affidavit, and the standard phrasing for documents signed within the United States is: “I declare under penalty of perjury that the foregoing is true and correct.”⁵ Many routine certificates don’t include it. Check your court’s rules; adding it never hurts.

When You Don’t Need a Certificate at All

If you file through the court’s electronic filing system (CM/ECF in federal courts) and every other party is a registered user of that system, no separate certificate of service is required. The federal rules say so directly: no certificate is needed when a paper is served by filing it with the court’s electronic filing system.³ The notice of electronic filing generated by the system is itself the proof of delivery.

If some parties are registered CM/ECF users and others are not, you still have to serve the non-registered parties by another method and file a certificate covering only those individuals.

Where and When to File It

In most cases, the certificate goes at the end of the document you’re filing rather than as a separate paper. The SEC instructs filers to “include the certificate of service at the end of your main document.”¹ Some courts accept it as a standalone filing, but attaching it is the safer default.

When you serve a paper outside the court’s electronic filing system, the certificate must be filed with the paper or within a reasonable time after service.³ The rules don’t set a hard deadline, so file it as quickly as you can. Keep a signed copy for yourself. If a dispute ever comes up over whether someone received a document, your copy is the proof.

What Happens if You Get It Wrong

Leaving out a certificate of service is one of the most common filing mistakes, and it has consequences. A court may refuse to consider your filing until you prove service happened. Some clerks reject the filing at intake. Even once it’s on the docket, the opposing party can challenge it by claiming they were never properly served, which can delay the case or get your paper struck.

Falsifying a certificate is a different problem entirely. Claiming you served someone when you didn’t is a false representation to the court. Rule 11 lets courts sanction anyone who presents a paper containing factual claims without evidentiary support, and a fabricated certificate fits that description. Sanctions can include monetary penalties and payment of the other side’s attorney’s fees.⁴ A false certificate signed under penalty of perjury can also support contempt findings or perjury charges.

If you forgot the certificate or made an honest mistake, fix it fast. Serve the document properly, prepare a correct certificate, and file it as soon as you can. Courts tend to forgive clerical slips when they’re corrected promptly. They don’t forgive dishonesty.

1
Securities and Exchange Commission. Certificate of Service Example
2
Department of Labor. Sample OALJ Certificate of Service With Instructions
3
Legal Information Institute. Federal Rules of Civil Procedure Rule 5 – Serving and Filing Pleadings and Other Papers
4
Legal Information Institute. Federal Rules of Civil Procedure Rule 11 – Signing Pleadings, Motions, and Other Papers
5
Office of the Law Revision Counsel. 28 U.S. Code 1746 – Unsworn Declarations Under Penalty of Perjury