How To File An Answer When Someone Sues You
The clock starts ticking the day you get formally served with a complaint. In federal court, Rule 12(a) gives you 21 days from service. Some states give 20 days. A few give 30. Check your jurisdiction before you do anything else, because missing this deadline by even one day is the single most common way a defendant loses the case without the plaintiff ever having to prove their underlying claim. A default judgment gets entered, and you lose the right to contest almost everything. An answer is a responsive pleading that addresses each numbered paragraph of the complaint. For every allegation, you do one of three things: you admit it, you deny it, or you state that you lack sufficient knowledge to admit or deny. "I don't know" only works when you genuinely don't have access to the information. If you do know the facts, the court will treat a blanket "lack of knowledge" as a denial, and the judge may sanction you for bad faith after that. Here's how I structure one. First, I number my responses to match the complaint's paragraphs. If paragraph 1 says "Defendant is a corporation organized under the laws of Delaware" and you've got your certificate of incorporation in hand, admit it. Don't be clever about it. Paragraph 3 says "On January 15, 2024, Defendant delivered defective goods to Plaintiff." You shipped the goods, they were fine, but the plaintiff used them wrong? Deny that paragraph specifically, then say what actually happened in your own version. Keep it factual. No arguments, no storytelling, no "the plaintiff is a liar."
Affirmative defenses come next. This is where most people mess up. Things like statute of limitations, failure to state a claim, assumption of risk, contributory negligence, accord and satisfaction, waiver, estoppel, and lack of personal jurisdiction go here. If you don't raise an affirmative defense in your answer, you generally waive it. That's not a minor technicality. I once had a client who had a solid statute of limitations defense on a breach of contract case, but his lawyer filed a motion to dismiss instead of an answer, then amended the answer too late. The court struck the defense. We lost a valid protection because of a procedural choice that looked smart at the time but cost the client the case. When a case is straightforward, drafting an answer takes maybe 15 to 30 minutes if you're working from a template and the complaint is short. A multipart commercial dispute with 50 paragraphs and multiple affirmative defenses could take a couple hours. That's just the answer itself, before you factor in serving the opposing counsel and filing with proof of service. Counterclaims are optional. If the plaintiff owes you money arising out of the same transaction, you can assert a compulsory counterclaim in your answer. If you don't, you might be barred from bringing it later. Permissive counterclaims—ones that don't arise from the same events—are also allowable but carry no such risk if you skip them. I usually flag both types in a memo to the client so they understand the choice, then let them decide whether to pursue the counterclaim. Most clients don't want to escalate a case just to file something back at the plaintiff.
The answer needs to be verified in some jurisdictions and for certain case types. A verification is just a sworn statement at the end, signed under oath, confirming the contents are true. If you file an unverified answer where verification is required, the clerk might accept it initially, but the opposing party can move to strike it. That wastes time you don't have. Check your local rules before you sign. Jurisdictional issues deserve their own paragraph in the answer, or they should be raised via a Rule 12(b)(2) motion before you answer at all. If you answer first without objecting to personal jurisdiction, you waive the objection. Same with improper venue under Rule 12(b)(3). You get one shot to raise these before you file a substantive answer, so the sequence matters more than the content. A few practical things I wish more people knew. First, when you deny an allegation, try to deny it fully rather than partially unless you genuinely mean partial denial. Courts sometimes read a partial denial as an admission of the part you didn't specifically address. Second, if a paragraph contains multiple assertions and only one is wrong, you can't just deny the whole thing and call it a day. Be precise. "Defendant admits the date but denies that the goods were defective" is better than a flat denial when half the paragraph is accurate.
Get the Full Details
Third, check whether your court requires a certificate of service on the answer. Most do. You need to prove you sent a copy to every party listed in the complaint. Email service is allowed in some districts if all parties consent in writing. Otherwise, you're looking at first-class mail or a process server. The date on the certificate determines when the clock stops running for the response, not when the other side actually receives it. There's no universal template that works everywhere. Federal rules govern federal court, but every state has its own civil procedure rules, and some counties within a state have local rules that override or supplement the state rules. The Northern District of California has different formatting requirements than the Southern District of New York. If you file a federally formatted answer in a state court, or vice versa, the clerk might reject it outright, or the judge might force you to refile and restart your deadline. Always confirm the specific formatting and filing requirements for the exact court where the complaint was filed. If you receive a complaint and aren't sure whether you should answer, file a motion to dismiss first only if you have a valid ground. Otherwise, file the answer to protect your rights while you figure out the next move. A motion to dismiss doesn't toll the answer deadline in most jurisdictions unless the court extends it. I've seen defendants wait for a ruling on a motion to dismiss, miss the answer deadline, and lose their ability to contest the merits entirely.
The filing fee varies by court and by case type. Federal civil cases run around $400 to $450. State courts are often less, sometimes under $200 for a standard civil case, but small claims and summary proceedings can be cheaper. If you can't pay, most courts have a motion to proceed in forma pauperis that you can file along with your answer or as a separate document. Don't skip filing just because the fee worries you. There are almost always options. I've also noticed that people tend to over-answer. They address facts that aren't allegations, argue with the plaintiff's characterizations, or try to put their entire side of the story into the answer. The answer isn't your closing argument. It's a targeted response. Save the narrative for your motion for summary judgment, your deposition, or trial. A concise answer keeps you focused and prevents the plaintiff from using your own words against you later. Once you file the answer, the case moves into discovery. That's the phase where documents get exchanged, depositions happen, and the real work begins. The answer is just the doorway. Get it right, and you keep the door open. Get it wrong, and the plaintiff walks through without you having a chance to respond.
