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Purchase agreement: the clauses a goods buyer needs and where they go wrong

A purchase order covers the order. A purchase agreement covers what happens when the order goes wrong.

By Procurement VMS Editorial TeamReviewed by Michael, Procurement Advisor ExpertUpdated 4 minute read

On this page
  1. What a purchase agreement is
  2. Clauses to include
  3. Where it fits with other documents
  4. Where agreements fail buyers
  5. Frequently asked questions

Key takeaways

  • A purchase agreement is a contract in which a seller agrees to sell and a buyer agrees to buy goods or assets on stated terms.
  • The clauses that matter most are description, price, delivery, title and risk, inspection and rejection, warranty, remedies and governing law.
  • Use it for large, custom or repeat purchases. A routine order can run on a purchase order with standard terms.
  • A template is a starting point. Have a lawyer review it for your country and your goods.

Free PDF and Excel: Purchase agreement clause checklist and tracker. Get it below

What a purchase agreement is

Definition

A purchase agreement is a written contract in which one party agrees to sell, and another to buy, specified goods or assets for an agreed price and on agreed terms.

Buyers reach for one when a standard purchase order does not carry enough protection: a machine worth six figures, a long-lead custom part, a supply contract over many deliveries, or the sale of a used asset. It sets out who owns the goods when, who carries the risk, what happens if the goods do not match the specification and what the remedies are.

Made-up example, for illustration only

A food manufacturer buys a used packaging line from another plant. The agreement describes the machines by serial number, sets a price in two instalments, names the date title passes, requires a factory acceptance test on site and gives the buyer ten working days to reject.

The test fails on one conveyor. The agreement says the seller must repair within 15 days or refund that instalment. Everyone knows the next step because it was written down.

Clauses to include

The core clauses of a purchase agreement
FieldWhat goes in itWhy it matters
Parties and recitalsLegal names, addresses and the purpose of the agreement.Prevents a dispute about who is bound.
Goods descriptionSpecification, quantity, model, serial numbers, standards.The thing you will test them against.
Price and paymentTotal, currency, instalments, tax, payment terms.Link to payment terms.
DeliveryPlace, date and trade term, with who pays transport.See trade terms.
Title and riskWhen ownership and risk of loss pass.Decides who bears loss in transit.
Inspection and rejectionTime to inspect, grounds for rejection, what happens next.Without it, defects become arguments.
WarrantyFit for purpose, conformity to specification, duration.The buyer's main protection.
Remedies and liabilityRepair, replace, refund, damages and limits.Defines the worst case in advance.
TerminationGrounds and consequences.Gives a way out.
Governing law and disputesWhich law and which forum.Avoids a fight about where to sue.

Free PDF and Excel

Purchase agreement clause checklist and tracker

A clause-by-clause checklist for reviewing a purchase agreement, with a tracker for the dates the agreement creates.

  • Clause checklist
  • Key dates tracker
  • Questions to ask the seller
  • Excel tracker for inspection, warranty and payment dates

Where it fits with other documents

A purchase order is the transaction record and often references standard terms. For services over time, use a master service agreement with a statement of work. When the agreement needs a change, see contract amendment.

Where agreements fail buyers

  • A vague description that cannot be tested.
  • Title passes on payment but risk passes on delivery, with no one insured in between.
  • No rejection window, so a defect found in week three has no remedy.
  • A warranty that is shorter than the maintenance cycle.
  • Liability limits that cap damages below the purchase price.
  • Governing law in a country the buyer has no practical way to sue in.
Before you sign a purchase agreement
  • Goods are described so they can be tested.
  • Price, tax and payment terms are clear.
  • Delivery place and trade term are named.
  • Title and risk transfer points are stated.
  • Inspection and rejection windows are defined.
  • Warranty length and remedies are set.
  • Governing law and dispute forum are chosen.
  • A lawyer reviewed it.

Last checked: 19 October 2026. General contracting practice. This is not legal advice. Sale-of-goods law differs by country.

Frequently asked questions

What is the difference between a purchase agreement and a purchase order?

A purchase order is the buyer's order and often rides on standard terms. A purchase agreement is a fuller contract that sets out title, risk, inspection, warranty and remedies.

When do I need a purchase agreement?

For high-value, custom or repeat purchases, or when you want protections a standard order does not give.

Is a purchase agreement legally binding?

A signed agreement that meets the legal requirements for a contract is binding. A lawyer can confirm this for your jurisdiction.

Who drafts the purchase agreement?

Either side. Buyers with more bargaining power draft their own to set the terms, and sellers draft theirs when they are the bigger party.

Can I use a template?

Yes, as a starting point. Adapt it to your goods and have counsel review it.

Where to read next

Take the PDF to your next meeting

It is a working document, not a brochure. Fill it in with your own numbers and share it with your team.

Looking at software instead? See our ranked procurement software list.

Disclosure: Zapro AI appears on some comparison pages as an editor's pick, and the people behind this site have a professional connection to Zapro AI.

Written by

Procurement VMS Editorial Team

Our editors research each guide from vendor documentation, public pricing pages and buyer feedback, and name the sources on the page. Learn who the team is.

Reviewed by

Michael, Procurement Advisor Expert

Michael checks our guides for practical accuracy against how procurement teams buy and run software. Read his profile.

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