A Kentucky bill of sale is a written record of a private sale that identifies the buyer, the seller, the item, the price, and the date ownership changed hands. Kentucky doesn’t have a single statute requiring one for every transaction, but several situations effectively make it mandatory: registering a new motorboat, transferring a boat last titled out of state, and completing a vehicle sale when the title is missing or the assignment section is incomplete.1KRS 235.050 In every other private sale, the document is optional but genuinely useful, because it is often the only proof of what you paid, what condition the item was in, and when you stopped owning it.
When Kentucky Actually Requires a Bill of Sale
Motor Vehicles
For a standard private vehicle sale, the signed title is the main ownership document. The seller assigns the title to the buyer, and the buyer takes it to the county clerk within 15 days for a new title in their name. A separate bill of sale is not technically required when the title assignment is clean. It becomes necessary when the title is lost or damaged, when the assignment section is incomplete, or when an out-of-state vehicle is being titled in Kentucky for the first time and the clerk needs to verify the purchase price for tax purposes.
The Kentucky Transportation Cabinet’s Form TC 96-182, the Application for Kentucky Certificate of Title or Registration, includes a section where both parties certify the total consideration under penalty of law. A bill of sale backs that number up and gives the buyer a copy to keep once the title paperwork heads to the clerk.
Boats
Kentucky is explicit about boats. Under KRS 235.050, a bill of sale is required to register a new motorboat or to transfer a motorboat last registered in another state.1KRS 235.050 For a boat already titled in Kentucky, the registration receipt and title endorsement handle the transfer, but a bill of sale remains a sensible backup. All mechanically powered vessels operated primarily in Kentucky must be titled and registered through the county clerk’s office.
Firearms
Kentucky does not require firearm registration, and state law broadly protects the right to acquire and carry firearms.2KRS 237.104 Private firearm sales between individuals carry no state-mandated paperwork. A bill of sale listing the make, model, caliber, serial number, and both parties’ identification is still worth creating, because it establishes a paper trail if the firearm is later stolen, used in a crime, or disputed.
Livestock and Horses
Kentucky’s equine industry runs on bills of sale, often for substantial amounts. For horses, cattle, and other livestock, the document typically records breed, age, identifying marks, lineage, health certifications, and any warranties about condition. This matters more here than elsewhere because Kentucky’s version of the UCC eliminates the implied warranty that cattle, horses, sheep, pigs, and poultry are free from disease or sickness, unless the seller knowingly sells a sick animal.3KRS 355.2-316(3)(d) Written warranties in the bill of sale are the buyer’s primary protection.
Aircraft
Federal law governs aircraft transfers. The FAA requires sellers to complete AC Form 8050-2, the Aircraft Bill of Sale, and submit it to the Civil Aviation Registry. Kentucky’s rules don’t apply.
Other High-Value Items
Trailers, ATVs, equipment, and similar property have no Kentucky-specific requirements. The same practical logic applies: if the item is worth enough that you’d regret losing proof of ownership, put the sale in writing.
What to Include
Kentucky doesn’t publish a mandatory template (aside from the federal aircraft form). A valid bill of sale just needs enough detail that a stranger reading it later would understand exactly what was sold, by whom, to whom, and for how much. Standard contents:
- Full legal names, addresses, and driver’s license numbers for buyer and seller.
- A specific description of the item. For vehicles: make, model, year, VIN, color, and odometer reading. For boats: hull identification number and registration number. For firearms: make, model, caliber, and serial number.
- The exact purchase price, how it was paid, and any trade-in involved. If payment is in installments, write out the schedule and what happens on a missed payment.
- The date of sale. This fixes when ownership transferred and starts the buyer’s 15-day title transfer clock for vehicles and boats.
- Condition and warranty terms, including any “as-is” language.
- Signatures from both parties. Notarization is optional in most cases but adds fraud protection.
Gifts
When property is given rather than sold, the bill of sale should say so and list the consideration as $0. That doesn’t erase tax: Kentucky still assesses use tax on vehicles and boats based on fair market value regardless of what the paperwork says. On the federal side, gifts above $19,000 per recipient in 2026 may trigger gift tax reporting for the giver, though tax is typically owed only if the lifetime exclusion has already been exhausted.
“As-Is” Clauses and Warranties
Kentucky has adopted the Uniform Commercial Code, and KRS 355.2-316 controls how sellers disclaim warranties.4KRS 355.2-316 Selling “as-is” or “with all faults” eliminates implied warranties about the item’s condition, as long as the buyer sees that language before completing the purchase. The buyer then has no recourse if the item fails later.
Disclaiming the implied warranty of merchantability specifically requires using the word “merchantability,” and the disclaimer must be conspicuous in the written agreement. Disclaiming the implied warranty of fitness for a particular purpose requires a conspicuous written exclusion. Most private sellers use broad “as-is” language instead, which Kentucky recognizes as effective against all implied warranties.
The livestock exception matters in Kentucky. Because the statute has already stripped the implied warranty that cattle, horses, sheep, pigs, and poultry are disease-free, buyers of animals should insist on explicit written health warranties rather than assuming any protection comes with the sale by default.
Odometer Disclosure
Federal law requires an odometer disclosure for most vehicle transfers.549 CFR Part 580 The seller records the mileage at the time of sale and certifies whether the reading is accurate, has exceeded the odometer’s mechanical limits, or is known to be incorrect. The disclosure usually appears on the title itself, and the bill of sale should restate it.
Not every vehicle requires the disclosure. Vehicles with a gross weight rating over 16,000 pounds, non-self-propelled vehicles, and sufficiently old vehicles are exempt. As of 2026, all 2007 and newer vehicles still require odometer disclosure under the current federal thresholds.
Notarization
Kentucky does not require bills of sale to be notarized in general. Signatures from both parties are enough. Vehicle titles are different: the seller’s signature on the back of a Kentucky title should be notarized to transfer ownership, and the TC 96-3 Affidavit of Incomplete Transfer must be signed and notarized when a seller needs to file one.6601 KAR 9:160
For boats, notarization carries more weight when the title is missing and the bill of sale becomes the primary proof of ownership. For firearms and ordinary personal property, notarization is never required but costs little and makes the document harder to challenge. Kentucky notary fees typically run under $10 per signature.
Electronic Signatures
Kentucky has adopted the Uniform Electronic Transactions Act, and federal law separately confirms that electronic signatures carry legal effect.7KRS 369.101 through 369.120815 U.S.C. § 7001 A bill of sale signed through DocuSign, an email confirmation, or another e-signature platform is valid in Kentucky for most personal property transactions.
Vehicle titles are the main exception. The physical title still requires a wet ink signature and notarization at the county clerk’s office. An electronic bill of sale can accompany the title transfer, not replace the signed title assignment.
The 15-Day Deadline and Why Sellers Care
When a vehicle or vessel changes hands in Kentucky, the buyer has 15 days to bring the assigned title to the county clerk and complete the transfer. If the buyer delays, the vehicle stays registered in the seller’s name, and the seller remains exposed to anything that happens with it, from parking tickets to accident liability.
Once 15 days pass without a transfer, the seller can file a TC 96-3, Affidavit of Incomplete Transfer, with the county clerk. The form must be signed and notarized, and it notifies the state that the seller no longer owns the vehicle. A bill of sale with the buyer’s name, the sale date, and the vehicle details gives the seller the documentation needed to file it.
Sales and Use Tax
Kentucky imposes a 6% sales and use tax on tangible personal property, including vehicles and boats. On a private vehicle sale, the buyer pays the 6% use tax to the county clerk at title transfer, calculated from the purchase price shown on the title assignment or the TC 96-182 form.
If the clerk or the Kentucky Department of Revenue questions the reported price, a detailed bill of sale showing the agreed amount, any trade-in value, and the item’s condition supports that figure. Without one, the Department can assess tax based on fair market value instead of what you actually paid, which almost always costs more.
Recordkeeping
Kentucky doesn’t require bills of sale to be filed with any state agency. The county clerk processes transfers from the title and the TC 96-182, not a separate bill of sale. Both parties should still keep signed copies indefinitely. For the seller, the document is proof of divestment. For the buyer, it records the price, the condition, and any warranties made.
High-value transactions deserve more care. Livestock sales, business equipment purchases, and anything that generates a tax deduction should be documented thoroughly enough to survive an audit.
What Happens Without One
Consequences range from inconvenient to expensive. A vehicle seller whose buyer never completes the title transfer remains the registered owner on paper, which means traffic violations, towing fees, and potential accident liability continue to track back. The TC 96-3 affidavit helps, and a bill of sale makes filing it straightforward.
Buyers can be blocked at registration if the title has problems and nothing documents the sale. They also face a higher tax bill, because the Department of Revenue can default to fair market value when there’s no record of the actual price.
In disputes over condition, the bill of sale is often the only evidence of what the seller represented. Kentucky’s Consumer Protection Act makes unfair or deceptive trade practices unlawful,9KRS 367.170 but proving a seller misrepresented something requires evidence of what was promised. An “as-is” clause protects the seller; specific written warranties protect the buyer. Without the document, both sides are arguing from memory.