Legal Documents Needed to Sell a Business (2026 Checklist)

The documents in a business sale are not optional paperwork, they are the deal. Get them right and the sale closes cleanly and stays closed. Get them wrong, vague price terms, thin disclosure schedules, an open-ended non-compete, no indemnification cap, and you have created a dispute, on either side. This page is the working checklist of every legal document a typical privately held business sale produces, in roughly the order it appears.

We are CT Acquisitions, a buy-side M&A advisory firm. This page is orientation for sellers, not legal advice, every business sale needs a transactional M&A attorney. With the buyer-paid model, sellers pay no advisory fee, the buyer pays at closing. For the full process, see how to sell your business, and our companion guides on the contract for selling a business and the agreement to sell a business.

The full document set, in one table

The documents that cause the most disputes

• Disclosure schedules. Thin schedules turn known issues into indemnification claims later. Disclose every known issue, customer concentration, off-balance-sheet liability, prior dispute, employee claim. Disclosed = generally not a breach.
• The LOI. Sellers underestimate it. The price, structure, and exclusivity you concede here are hard to re-trade in the definitive agreement.
• Indemnification terms in the purchase agreement. The cap on general reps (often 10-20% of price), the survival period (often 12-24 months), the basket, and what counts as a fundamental rep all materially change what the seller is exposed to.
• Earnout language. If part of the price is contingent, define the metric, period, accounting methodology, and the buyer’s operating obligations precisely or take less cash up front.
• Non-compete scope. Reasonable in scope, geography, and duration (typically 3-5 years) is enforceable; over-broad gets struck or narrowed.
• Working-capital adjustment. Define the target and the calculation methodology in the purchase agreement. Most common source of post-closing fights.

The documents most sellers underprepare

• Corporate housekeeping. Minute books, resolutions, good-standing certificates, cap table, prior equity issuances. Diligence breaks if these are missing.
• IP assignments from employees and contractors. Confirms the company actually owns the code, content, or designs it claims to.
• Lease consent letters. Many leases require landlord consent to assign. Start early.
• Key customer/supplier contract assignment letters. If a top customer contract has a change-of-control clause, you need their consent. This can take weeks.
• Key-employee retention agreements with stay bonuses. Buyers want proof your key people will stay.

How to actually assemble the package

Build the data room before going to market, organized by the seven diligence areas (financial, legal/corporate, tax, operational, HR, IT, commercial). See our business sale due diligence checklist for the full layout. Pre-list housekeeping (corporate records, IP, leases) and getting key-employee retention in place are the highest-leverage prep work, they remove the buyer’s reasons to slow down or re-trade.

Related: the contract for selling a business, the agreement to sell a business, business buy-sell agreement, due diligence checklist, the buyer-paid broker alternative.

The five pillars of how CT Acquisitions works

Frequently asked questions

What legal documents do I need to sell my business?

In order: a non-disclosure agreement (NDA) before sharing real information; a letter of intent (LOI) to fix price, structure, and exclusivity; a definitive Purchase Agreement (Asset Purchase Agreement or Stock Purchase Agreement) with its disclosure schedules; a bill of sale and assignment-and-assumption agreements; restrictive covenants (non-compete, non-solicit); an employment or consulting agreement for the transition; an escrow agreement if there is a holdback; and a promissory note and security agreement if there is seller financing. Plus corporate housekeeping documents (good-standing certificates, resolutions) and third-party consents (leases, key contracts).

Do I need an attorney to sell my business?

Yes. Even a small business sale involves tax structuring, representations and warranties, indemnification terms, and restrictive covenants that materially affect what you net and what you are exposed to afterward. A transactional M&A attorney drafts and negotiates the documents; a sell-side advisor handles positioning, buyer sourcing, and process. Templates are starting points, not finished contracts, and a bad one costs far more than the legal fee.

What is the most important document in a business sale?

The purchase agreement (APA or SPA) is the definitive contract and contains every operative term. But strategically, the letter of intent (LOI) sets the ceiling on almost everything you negotiate later, the price, the structure, and the broad scope of reps and indemnification, so most experienced advisors say the LOI is the most consequential document even though the purchase agreement is the binding one.

Can I use a template for my business sale documents?

A template can help you understand the structure and prepare questions, but it should never be the final document. Sale agreements turn on tax structure, the precise scope of reps and warranties, indemnification limits, and restrictive covenants, all of which need to be tailored by a transactional M&A attorney and negotiated against the buyer’s counsel. A bad agreement costs far more than the legal fee.

What are disclosure schedules?

Disclosure schedules are the seller’s detailed, itemized exceptions to the representations and warranties in the purchase agreement. They are where you list every known customer concentration, off-balance-sheet liability, pending dispute, employee claim, prior issue. A properly disclosed problem is generally not a breach of the reps, which is why thin or sloppy schedules are a common source of post-closing indemnification claims.

Do I need a non-compete to sell my business?

Almost always. The buyer is paying for goodwill and customer relationships you could otherwise compete for, so a reasonable non-compete (typically 3-5 years, limited to the relevant line of business and geography) is standard and generally enforceable in a sale context. Negotiable parts: scope, geography, duration, and carve-outs for passive investments or unrelated activities.

Who drafts the purchase agreement?

Almost always the buyer’s counsel drafts the first version of the purchase agreement, which the seller’s counsel then turns and negotiates. Drafting first lets the buyer set the structural defaults. Sophisticated sellers respond aggressively in their first turn to push the document toward a balanced position; whoever blinks first concedes the most.

How long does it take to prepare the documents?

From signed LOI to signed purchase agreement is commonly 4-10 weeks of back-and-forth between counsel, running alongside diligence. Closing-deliverable documents (officer’s certificates, third-party consents, lease assignments) are assembled in the last few weeks before close. A well-prepared seller with clean corporate records and pre-secured third-party consents compresses the timeline; a disorganized seller stretches it.

Related research

• Free Business Valuation Tool, your business is worth in 90 seconds
• The Business Broker Alternative Guide (national pillar)
• Business Brokers by State, with a free alternative
• The Complete Guide to Selling Your Business in 2026
• What’s My Business Worth? Founder’s Valuation Guide
• Who Buys These Companies? Buyer Types Explained
• How to Sell to Private Equity, A Founder’s Walkthrough
• Owner’s Pre-Exit Checklist, 90 Days Before You List
• CT Commentary, Founder & M&A Insights