Buying or selling a business involves a mountain of paperwork. But here’s the thing: every single document serves a purpose, either protecting you from nasty surprises or proving your business is worth what you’re asking.
Whether you’re the buyer doing your homework or the seller getting ready to hand over the keys, this checklist will keep you organized and help you understand what each document actually does.
The Core Deal Documents
These are the heavy hitters: the documents that actually make the sale happen.
Purchase Agreement
This is your main event. The purchase agreement spells out everything: what’s being sold, how much you’re paying, when money changes hands, and what has to happen before you can close the deal. Think of it as the roadmap for your entire transaction.
Representations and Warranties
These are the seller’s written promises about the business. When a seller says “our customer base is solid” or “we have no pending lawsuits,” these documents make those statements legally binding. If they turn out to be false, you have recourse.
Non-Compete Agreement
Nobody wants to buy a pizza shop only to have the former owner open a competing pizza joint across the street six months later. Non-compete agreements prevent exactly that scenario by restricting what the seller can do after the sale.

Financial Records: Following the Money Trail
Here’s where you prove the business makes money: or discover it doesn’t.
The Big Three Financial Statements
You need at least three years of these core documents:
- Income Statement: Shows revenue, expenses, and profit over time
- Balance Sheet: Snapshot of assets, debts, and owner equity at a specific date
- Cash Flow Statement: Tracks how cash moves in and out of the business
Tax Returns
Get three to five years of business tax returns. These often tell a different story than the financial statements, and you want both versions of the truth.
Accounts Receivable and Payable
Who owes the business money, and who does the business owe? You need detailed lists showing amounts and how old these debts are. A bunch of 90-day-old receivables might be red flags.
Bank Statements and Loan Documents
Recent bank statements show daily cash flow patterns, while loan documents reveal exactly what debts you’re taking on.
Legal and Corporate Documents
These documents prove the business legally exists and is properly organized.
Corporate Formation Papers
- Articles of Incorporation or LLC Operating Agreement
- Current Certificate of Good Standing from the state
- Corporate bylaws and any amendments
- Meeting minutes from major decisions
Ownership Records
You need proof of who owns what percentage of the business. This includes stock certificates, member interest schedules, and any agreements about ownership transfers or voting rights.
Licenses and Permits
Every business needs permission to operate. Collect all professional licenses, business permits, zoning approvals, and regulatory certifications. Make sure they’re current and transferable to new ownership.

Contracts and Agreements: The Business Relationships
These documents show how the business connects with the outside world.
Customer Contracts
Major customer agreements reveal the stability of your revenue stream. Look for contract terms, renewal dates, and any clauses that might let customers walk away after a sale.
Supplier and Vendor Agreements
How does the business get its inventory or essential services? Supplier contracts show your cost structure and reveal any dependencies on specific vendors.
Leases and Real Estate
Whether it’s the main facility, warehouse space, or equipment leases, these agreements often represent major ongoing commitments that transfer with the business.
Service Agreements
Professional services like accounting, legal, marketing, or IT support. These contracts help you understand ongoing operational costs.
Employee Records and Human Resources
People make businesses run, and employee records tell you about your most important assets.
Employee Information
- Complete employee roster with positions, salaries, and start dates
- Employment contracts, especially for key personnel
- Non-compete and confidentiality agreements
- Benefits and retirement plan documents
Compensation Structure
Understanding how people get paid helps you budget for ongoing payroll and reveals any unusual compensation arrangements that might need attention.
Assets and Intellectual Property
What exactly are you buying beyond the ongoing business operations?
Physical Assets
Equipment lists, vehicle titles, and inventory records. You want to know the condition and fair market value of everything you’re acquiring.
Intellectual Property
- Trademarks and service marks
- Patents and patent applications
- Copyrights on marketing materials, software, or content
- Trade secrets and proprietary processes
- Domain names and social media accounts
Technology Assets
Software licenses, customer databases, email lists, and any proprietary systems the business uses to operate.
Insurance and Risk Management
Insurance policies protect the business, but they also reveal potential risks you should know about.
Current Insurance Coverage
- General liability insurance
- Professional liability (errors and omissions)
- Product liability coverage
- Property insurance
- Workers’ compensation
- Key person life insurance
Claims History
Past insurance claims tell you about potential ongoing risks or problems the business has faced.
Compliance and Regulatory Issues
Staying on the right side of regulators is crucial for ongoing operations.
Regulatory Compliance
Documentation showing the business meets all industry-specific regulations, environmental requirements, and safety standards.
Legal Issues
Any pending or past litigation, regulatory investigations, or compliance problems. You want to know about legal risks before they become your legal risks.

Getting Organized: Your Action Plan
Here’s how to tackle this document collection without losing your sanity:
For Sellers: Start Early
Begin gathering documents months before you plan to sell. Missing or disorganized records can delay your sale or reduce your selling price.
For Buyers: Use a Checklist
Create a systematic checklist and track which documents you’ve received and reviewed. Don’t rely on memory when dealing with this volume of information.
Protect Confidential Information
Use non-disclosure agreements before sharing or reviewing sensitive business information. This protects both parties during the due diligence process.
Professional Review
Have your attorney and accountant review key documents. They’ll spot issues you might miss and help you understand the implications of what you’re seeing.
The Bottom Line
Document review isn’t the fun part of buying or selling a business, but it’s absolutely critical. Every piece of paper tells part of the story about what you’re buying or selling.
Take the time to gather everything, organize it systematically, and review it carefully. The few extra weeks you spend on thorough documentation review can save you from expensive surprises later.
Remember, if a seller can’t or won’t provide basic business records, that’s a red flag worth taking seriously. Legitimate businesses with nothing to hide should be able to produce these documents without major drama.
Ready to move forward with your business transaction? The legal team at Raetzer PLLC helps business owners navigate complex sales and acquisitions every day. We’ll help you understand what you’re looking at and make sure your interests are protected throughout the process.
Disclaimer: This article provides educational information only and does not constitute legal advice. Every business situation is unique and legal and commercial strategies should be tailored to your specific circumstances. Consult with qualified legal counsel to develop appropriate protection strategies for your business.
Need help raising buying or selling a company, raising capital or other business legal needs? The experienced business attorneys at Raetzer PLLC can help you. Contact us to discuss your specific situation and develop a comprehensive strategy. Licensed attorneys in New York and Texas.



