What Is a Demand Letter: What It Says, When It Is Required, and What to Do When You Receive or Send One

A demand letter is a written request for payment or another action, sent before a civil lawsuit. It usually lays out the facts behind the claim, the amount or action requested, the records that support it and a date to respond. It is not a court filing, a summons or a judgment. Whether a letter is legally required before suing depends on the claim and the state: Texas requires 60 days' written notice before certain consumer suits, Texas attorney-fee claims follow presentment rules, federal law sets validation rules for debt collectors, and other states have their own pre-suit notices. A deadline printed in an ordinary letter is not automatically a court deadline.

What a demand letter is, and what it is not

A demand letter asserts that another person or business owes money, must act or must stop doing something. People use them in disputes over unpaid money, property damage, contracts, consumer purchases, personal injuries, rentals and debts. TexasLawHelp's guide to writing a demand letter (opens in a new tab) describes it as a letter used to try to resolve a dispute before going to court.

The letter is an assertion by the sender, or by a lawyer for the sender; even on law-firm letterhead, it reflects one side's position, not a judge's decision. A lawsuit is different: it begins with a filing in court and legally effective service on the other party. If you have received papers from a court, such as a citation or summons with a petition or complaint attached, our guide on what to do if you are served with a lawsuit covers the response deadline and next steps.

What a demand letter usually says

TexasLawHelp lists the pieces a demand letter commonly contains:

• The relevant facts and dates.
• References to the evidence available, such as receipts, contracts or photographs.
• A clear demand for payment or action.
• An itemized amount when several sums are involved.
• A specific date to respond.
• Payment or performance details.
• The legal remedies the sender may pursue if the demand is not met.

These are common contents, not a single national form; a statute that requires notice for a particular claim may require specific information. A letter about an unpaid contract often connects to the elements of the underlying claim; our guide on what breach of contract means explains those elements and the time limits for suing.

Is the date in the letter a court deadline?

An ordinary demand letter does not create a court deadline on its own. Its response date is generally picked by the sender. Court deadlines usually come from court papers, a statute or a court rule. When you receive a letter, it helps to sort the dates you see into separate groups:

• A date the sender printed in the letter.
• A notice or dispute period set by a statute.
• A deadline to answer a summons and complaint.
• A deadline in a court order.
• A deadline in a contract or lease.

California Courts' page on what happens after service (opens in a new tab) explains that after personal service of a summons and complaint, a defendant usually has 30 days to file a response, with different timing for substituted service. That court deadline is separate from any date in a letter sent before the case.

When a demand letter or notice is required

Some claims require written notice before a lawsuit and others do not, so identify the claim and the state before relying on any deadline or form. Businesses sometimes receive letters alleging an inaccessible website; see ADA website demand letters sent to businesses (opens in a new tab).

Texas examples

Texas has several rules that turn on written notice or presentment, as of October 1, 2026:

• Consumer claims under the DTPA. Business and Commerce Code § 17.505 (opens in a new tab) requires a consumer to give written notice at least 60 days before filing suit under the covered Deceptive Trade Practices Act provisions. The notice must describe the specific complaint and the amount of economic damages, mental-anguish damages and expenses, including reasonable attorney's fees. The section has exceptions, including when filing is necessary to prevent limitations from running out and when the claim is a counterclaim.
• Attorney's fees in certain claims. Civil Practice and Remedies Code § 38.002 (opens in a new tab) requires the claimant to be represented by an attorney, to present the claim to the opposing party or an authorized agent, and to show that the just amount owed was not tendered before the 30th day after presentment. The chapter applies only to the claims listed in § 38.001, and it has exceptions.
• Residential security deposits. Property Code § 92.103 (opens in a new tab) requires a landlord to refund a residential security deposit by the 30th day after the tenant surrenders the premises, subject to § 92.107, which concerns the tenant's forwarding address. Section 92.109 addresses liability for bad-faith retention and for failing to give a written description and itemization of deductions. These sections do not create one universal demand-letter rule for every deposit dispute. Our guide to Texas security deposit return covers deductions and remedies in more detail.

Florida and California examples

Florida's rules show how claim-specific notice can be. Florida Statutes § 627.70152 (opens in a new tab) makes a notice of intent to initiate litigation a condition before certain property-insurance suits; the notice must be given at least 10 business days before filing and must contain claim-specific information. Florida Statutes § 766.106 (opens in a new tab) requires pre-suit notice by specified verifiable means and a pre-suit investigation process before a medical-negligence complaint.

California Courts' small claims "before you start" page (opens in a new tab) notes special rules for some claims, including claims against government entities, health care providers and attorneys. Check the notice requirement for the specific claim with the court's self-help resources.

If the letter comes from a debt collector

Under Regulation F, 12 CFR 1006.34 (opens in a new tab), a covered debt collector must provide validation information in its first communication or within five days after it. That information includes the debt collector, the consumer, the creditor, account details, the current amount, an itemization of interest, fees, payments and credits, the end date of the validation period, and your dispute rights.

The validation period ends 30 days after you receive the notice, or are assumed to have received it under the regulation. If you dispute the debt in writing within that period, the collector must stop collecting the debt, or the disputed part, until it sends verification or a copy of a judgment. A written request for the original creditor's name and address within the period also pauses collection until the collector provides it.

The CFPB's guidance on debt collector contact (opens in a new tab) offers sample letters for disputing a debt, asking for more information, limiting contact and directing communication through a lawyer, and the CFPB states that the samples are not legal advice. Its debt collection forms page (opens in a new tab) includes the model validation notice in English and Spanish. These federal rights apply to covered debt collectors and covered debts, not to every private dispute. If a collector has already filed suit in Texas, our guide for people sued by a debt collector in Texas explains the deadline to answer and what Texas law protects.

What can happen after the letter

If a demand is ignored or disputed, the possible next steps include more letters, mediation or another form of alternative dispute resolution, a civil lawsuit, or a small claims case where the claim fits the court's limits. If a suit follows, its court papers carry their own deadlines. Our guide on what mediation in a lawsuit is explains how that process works.

A demand letter does not replace filing and serving a lawsuit, and the statute of limitations keeps running unless a specific law says otherwise. In Texas, Civil Practice and Remedies Code § 16.003 (opens in a new tab) generally sets a two-year period for personal injury, property injury, conversion and certain related claims, and § 16.004 generally sets a four-year period for debt, fraud, breach of fiduciary duty and specified contract-related actions. Florida's § 627.70152 (opens in a new tab) contains its own tolling provision for its property-insurance notice process, and that rule belongs to Florida property-insurance claims only.

Small claims courts handle smaller money disputes. In Texas, Justice Court Rule 500.3 (opens in a new tab) defines a small claims case as a lawsuit for money damages, civil penalties, personal property or other relief allowed by law, up to $20,000, excluding statutory interest and court costs but including attorney's fees. California Courts state that an individual generally may sue for up to $12,500 in small claims and a business entity generally up to $6,250.

Documenting delivery

Delivery rules depend on the claim, any contract, the statute and the state. Common ways to document delivery include certified mail with a return receipt, tracked mail, a commercial carrier with delivery confirmation, and email with the sent message, attachments and delivery records saved. Keep a complete copy of the letter and enclosures, and note the address and date used.

TexasLawHelp's visitation demand letter guide (opens in a new tab) uses certified mail with return receipt requested, regular mail and a retained copy for that specific Texas family-law context. Florida's medical-negligence statute, § 766.106(2)(a) (opens in a new tab), expressly permits certified mail with return receipt, USPS tracking, interstate commercial mail or a person authorized to serve process, and that list applies to that Florida notice.

Who may send one, and what it may say

An individual or business may send a demand about its own claim, and an attorney may send one for a client. TexasLawHelp states that you do not need an attorney to write a demand letter. Preparing or advising on someone else's individualized legal claim is a different matter. The Texas Disciplinary Rules of Professional Conduct (opens in a new tab), in Rule 5.05, bar a lawyer from assisting a nonlawyer in the unauthorized practice of law, and the Texas Supreme Court's discussion of Rule 5.05 (opens in a new tab) explains that practicing law includes services that require a lawyer's professional judgment on a specific legal problem. Other states set their own rules.

A demand letter cannot lawfully rely on threats, harassment, false statements or unlawful coercion. For covered debt collectors, the Fair Debt Collection Practices Act and Regulation F prohibit harassment, abuse, false or misleading representations and unfair practices. Texas Penal Code § 1.07 (opens in a new tab) defines coercion as a threat, however communicated, including threats of violence, accusations of a crime or exposing a secret, among other listed conduct. Texas lawyers are also bound by Rule 3.01 on meritorious claims, Rule 4.01 on truthfulness to others and Rule 8.04, which prohibits dishonesty, fraud, deceit and misrepresentation.

Where to find official help

Public resources that can help include:

• TexasLawHelp (opens in a new tab) offers legal information, forms and links to legal aid organizations.
• The Texas State Law Library (opens in a new tab) provides legal information, research help and legal FAQs.
• The Texas Judicial Branch rules and standards page (opens in a new tab) collects Texas court rules and forms.
• The State Bar of Texas Lawyer Referral and Information Service states that its initial consultation may last up to 30 minutes and cost no more than $20; its online referral form (opens in a new tab) is the starting point.
• The CFPB (opens in a new tab) takes complaints and publishes debt collection information.

To check a Texas lawyer who sent you a letter, use the State Bar's attorney directory and profile information (opens in a new tab). The State Bar states that public disciplinary history appears on an attorney's online profile, while pending and dismissed matters are generally confidential.

If you have just received a demand letter, a short list keeps things organized: identify the sender and the claim, note which state's law applies, separate the letter from any court papers, check whether a statute sets a different notice period or limitations period, preserve the letter, envelope, attachments, contracts, receipts, photographs and delivery records, and identify the court, agency, legal aid office or lawyer referral service that handles that kind of dispute.

Frequently asked questions about demand letters

These answers cover points not addressed above.

Does a demand letter have to state a dollar amount?

TexasLawHelp's list of common contents includes a clear payment or action demand, and an itemized amount when several sums are involved. A letter can ask for an action instead of money. A statute that requires notice for a particular claim, such as the Texas DTPA, may require specific amounts to be stated.

Does the person who receives a demand letter have to respond?

The response date in an ordinary demand letter is generally set by the sender, not by a court. A notice required by statute can carry separate legal consequences, so identify whether the letter is one of those notices.

Can a demand letter be written in Spanish, or come with Spanish materials?

TexasLawHelp publishes its guide in Spanish as Cómo escribir una carta de demanda (opens in a new tab), and the CFPB provides an official Spanish model validation notice (opens in a new tab) for debt collectors. The CFPB describes that Spanish version as a complete and accurate translation of the English model.

Next step

If a letter involves a debt, a contract, a rental or an injury and you would like a lawyer to review it or send one for you, you can find lawyers by practice area and city in the Counselado directory, starting with Texas.