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Documents & IP guide

Purchase Agreement Guide

Buying or selling a business or major asset — the key terms, representations, and protections that matter most.

Updated 2026-08-11·6 min read·Reviewed by AG FinTax

A purchase agreement is the definitive contract for buying or selling a business or major asset. It replaces any prior LOI or MOU and contains all binding terms of the transaction.

Two types of purchase agreements

  • Asset purchase — the buyer acquires specific assets (equipment, inventory, IP, goodwill) and assumes specific liabilities. The seller retains the legal entity.
  • Stock purchase — the buyer acquires the entity itself, including all assets, liabilities, and history. The seller walks away.

The structure affects taxes, liability, and ongoing obligations. Talk to a CPA before choosing.

Key terms

  • Purchase price — the total consideration, including any earnout, seller note, or escrow holdback.
  • Representations and warranties — statements of fact about the business (no hidden debts, valid contracts, owned IP). If these are false, the buyer has a claim for damages.
  • Covenants — promises about what each party will (or won't do) between signing and closing.
  • Conditions to closing — what must happen before the deal is final (due diligence completion, financing, regulatory approval).
  • Indemnification — who pays for pre-closing liabilities and how claims are handled post-closing.

Due diligence

The buyer should verify before signing:

  • Financial statements and tax returns (3 years minimum)
  • Material contracts and lease assignments
  • IP ownership and pending litigation
  • Employee agreements and benefits
  • Environmental and regulatory compliance
Due diligence is where deals die. Budget time and money for it — a thorough review can save you from inheriting someone else's problems.

Closing and post-closing

  • Closing — transfer of assets/stock, payment, and delivery of closing documents.
  • Post-closing adjustments — working capital true-up, earnout measurements, escrow releases.
  • Survival periods — how long representations and warranties survive (typically 12–24 months).

Make it legal

  • Authorized representatives of both parties sign.
  • Each party keeps a signed original.
  • Attach all exhibits, schedules, and ancillary agreements.

A state-specific purchase agreement drafted to your transaction takes about ten minutes.

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This guide is general information, not legal, tax, or accounting advice for your specific situation. State rules and fees change. For decisions that matter, review your plan with a licensed professional — AG FinTax's CPAs are available. See our disclaimer.