Joint And Several Liability In Australia: What Businesses Need To Know

When you’re running a small business, it’s normal to focus on growth: winning new customers, signing suppliers, hiring staff, and keeping cash flow healthy.

But there’s one legal phrase that can quietly turn a “shared” obligation into a very real financial risk for your business: joint and several liability.

You’ll often see it tucked inside contracts, loan documents, commercial leases, and guarantees. Sometimes it’s appropriate. Other times, it’s negotiable. Either way, you want to understand it before you sign - because once you do, you may be on the hook for far more than you expected.

Below, we’ll walk you through what joint and several liability means in plain English, how it shows up for Australian businesses, how it differs from “joint” or “several” liability, and practical ways you can manage the risk.

What Is Joint And Several Liability (In Plain English)?

Joint and several liability means that where two or more parties are responsible for the same obligation, each party can be held responsible for:

  • the whole obligation (not just their “share”), and
  • together with the others (jointly), or
  • individually (severally).

So if you sign a contract “jointly and severally” with another person or business, the other party to the contract can usually choose to pursue:

  • all of you together,
  • one of you for the full amount, or
  • different combinations of you for different amounts.

This is why people often ask: “What does joint and several mean?” In practical terms, it gives the creditor (or claimant) flexibility - and it can put you at risk of paying more than your fair share.

A Simple Example

Let’s say you and a business partner sign a supply agreement. The contract says you are “jointly and severally liable” for payment. The invoice is $60,000, but your partner disappears or can’t pay.

The supplier may demand the entire $60,000 from you, even if you had agreed privately that you would each pay $30,000.

You may be able to chase your partner for their share later (through a separate legal claim), but that doesn’t stop the supplier from pursuing you for the full amount right now.

Joint Liability Vs Several Liability Vs Joint And Several Liability

These terms are often used interchangeably in everyday conversation, but legally they can mean very different risk levels for your business.

1. Joint Liability

Joint liability generally means parties are responsible together for the same obligation.

However, “joint” wording doesn’t automatically mean a claimant must sue everyone together. Depending on the contract wording, the type of obligation, and the applicable law and procedure, a claimant may still be able to pursue one party (or it may be practically possible for one party to end up paying the full amount first).

Because of that, it’s important not to treat “joint” liability as lower risk by default - the clause needs to be read in context.

2. Several Liability

Several liability generally means each party is responsible only for their own separate obligation or their own share.

For example, if a contract clearly says each party is liable only for 50% of a debt (and not for the other party’s share), that’s closer to several liability.

3. Joint And Several Liability

Joint and several liability is usually the most creditor-friendly option. It’s effectively “you’re responsible together, and each of you is also responsible alone for the entire amount.”

If you’ve seen variations like “joint and several”, “joint and severally”, or “jointly and severally liable”, they’re usually pointing to the same core idea: each party can be pursued for the whole thing.

Where Joint And Several Liability Shows Up For Australian Businesses

Joint and several liability isn’t just a concept for courtrooms - it commonly appears in everyday business arrangements. Here are some of the most common places you’ll encounter it.

Commercial Leases (Especially With Co-Tenants)

If you take on premises with another entity or co-founder, many landlords will ask that tenants are jointly and severally liable for rent and lease obligations.

This matters because if the other tenant stops paying, the landlord may pursue you for the full rent, make good requirements, damages, or outgoings (depending on the lease terms).

If you’re negotiating or signing a lease, it’s worth having the full document reviewed so you understand what the risk really looks like in your specific deal.

Loans, Finance Documents, And Guarantees

It’s extremely common for lenders to require co-borrowers and guarantors to be jointly and severally liable.

For example:

  • two directors signing a business loan as co-borrowers,
  • a director guaranteeing a company’s obligations, or
  • multiple entities within a group supporting one facility.

If you’re being asked to sign a Deed of Guarantee and Indemnity, joint and several liability concepts often sit at the heart of it - because the lender wants the ability to pursue whichever party is most able to pay.

Partnerships And Co-Founders

If you operate as a partnership (rather than a company), liability issues can become more personal and more immediate. Many obligations incurred in the name of the partnership can expose partners directly.

If you’re going into business with someone else, a well-drafted Partnership Agreement can help clarify who is responsible for what, how decisions are made, and how disputes are handled (though it won’t automatically prevent third parties from seeking recovery where the law or contract allows it).

Construction, Trade, And Service Contracts

In industries like construction and professional services, you might see joint and several liability in:

  • head contractor / subcontractor arrangements (especially where there are multiple parties delivering a project),
  • consultant engagements, and
  • indemnity and liability clauses.

Even if your business is just one link in the chain, joint and several language can mean you carry broader responsibility if something goes wrong.

Claims And Disputes (Including Negligence Or Loss)

Joint and several liability also comes up outside contracts - for example, where multiple parties are alleged to have caused loss.

Depending on the legal area, different rules may apply (including rules around proportionate liability in some contexts). The key point for business owners is that multiple-party disputes can lead to a situation where the “most solvent” defendant becomes the main target.

Why Joint And Several Liability Can Be Risky (And When It Might Be Reasonable)

From a business owner’s perspective, the major concern is simple: you can end up paying for someone else’s mistake or insolvency.

Key Risks To Watch For

  • Cash flow shock: you may be forced to pay the full amount upfront, even if you expected only a percentage exposure.
  • Partner risk becomes your risk: if the other party disappears, goes bankrupt, or is simply hard to chase, you still have to deal with the creditor.
  • Disputes can get expensive: even if you later pursue the co-obligor for contribution, that often means further legal cost, time, and uncertainty.
  • It can undermine “limited liability” planning: if you thought operating through a company would shield you, but you personally sign something jointly and severally, you may have recreated personal exposure.

When Joint And Several Liability Might Be Appropriate

It’s not always “bad”. It can make sense where parties genuinely share control and benefit, and a counterparty needs confidence they’ll get paid or be protected.

For example, if two businesses jointly deliver a project as a single integrated service offering, the client may reasonably want the comfort of being able to recover from either party if there’s a failure.

The key is that you should understand:

  • what you’re taking responsibility for,
  • the worst-case scenario exposure, and
  • whether you can negotiate limits or different wording.

How To Protect Your Business From Joint And Several Liability

You can’t always avoid joint and several liability (especially if the other side has strong negotiating power), but you can often manage the risk with the right strategy and documents.

1. Identify The Clause Early (Before You’re Committed)

Joint and several wording is often buried in:

  • definitions (“each party is jointly and severally liable…”),
  • guarantee clauses,
  • indemnities, and
  • signature blocks or execution clauses.

One practical tip: search the document for “joint”, “several”, “severally”, “indemnity”, and “guarantee”. If you find it, slow down and make sure you understand the scope.

2. Negotiate Liability Allocation (And Put It In The Contract)

If you have leverage, you can try to negotiate alternatives, such as:

  • several liability only (each party liable only for its own share),
  • a liability cap (for example, capped at fees paid or a fixed amount),
  • carve-outs (for example, one party is responsible for specific risks they control), or
  • proportionate responsibility language where appropriate.

This is also where good contract drafting matters. Small wording changes can have a major impact on what you’re exposed to if a deal goes wrong.

3. Use The Right Structure (And Avoid Unnecessary Personal Signatures)

Many business owners set up a company to reduce personal exposure. While a company can help (because it’s a separate legal entity), your protection can be weakened if you personally sign documents as a co-borrower or guarantor, or agree to personal indemnities.

If you’re running a company with other owners, having a clear Shareholders Agreement can help manage internal expectations and decision-making, which can reduce the chance of someone taking on liabilities without proper agreement.

It can also be helpful to ensure the company’s governance rules are clear through a Company Constitution, particularly where directors and shareholders aren’t the same people or where you expect growth.

Even where you can’t change the contract, you can reduce risk by tightening operational controls, for example:

  • only entering joint deals with parties you’ve done due diligence on,
  • setting approval processes for signing any guarantees or high-risk agreements,
  • getting appropriate insurance (where available and relevant), and
  • keeping clear records of who agreed to what (including board approvals and written instructions).

5. Make Sure Your Customer-Facing Terms Are Clear

If you’re selling goods or services, disputes often start with unclear expectations. Strong, written terms reduce misunderstandings and give you a clearer pathway if something goes wrong.

Depending on your business model, that might mean having tailored Website Terms & Conditions, or a customer contract that clearly sets out scope, payment, delivery, warranties, and limitation of liability (where legally permitted).

And if you collect customer data (even something as basic as names, emails, delivery addresses, or billing details), a fit-for-purpose Privacy Policy is another key part of reducing legal and reputational risk.

Key Takeaways

  • With joint and several liability, each liable party can be pursued for the full debt or loss - not just their share.
  • It commonly appears in commercial leases, loans, guarantees, partnerships, and project/service contracts - often in a single clause that’s easy to miss.
  • The biggest risk for small businesses is being left to pay when a co-obligor can’t (or won’t) pay, then having to chase them separately.
  • Risk can often be managed by negotiating several liability, adding liability caps, clarifying responsibility through better contract wording, and avoiding unnecessary personal sign-ons.
  • Good internal governance (like a clear Shareholders Agreement and approval processes) and clear customer-facing terms help reduce disputes and unexpected exposure.

Note: This article is general information only and does not constitute legal advice. If you’d like advice on your specific circumstances, it’s best to speak to a lawyer.

If you’d like help reviewing a contract with joint and several liability clauses (or negotiating safer terms), you can reach us at 1800 730 617 or team@sprintlaw.com.au for a free, no-obligations chat.

Alex Solo

Alex is Sprintlaw's co-founder and principal lawyer. Alex previously worked at a top-tier firm as a lawyer specialising in technology and media contracts, and founded a digital agency which he sold in 2015.

Need legal help?

Get in touch with our team

Tell us what you need and we'll come back with a fixed-fee quote - no obligation, no surprises.

Keep reading

Related Articles

SDA Rules for Property Developers and Investors

SDA Rules for Property Developers and Investors

If you’re a property developer, investor, or small business owner looking at Specialist Disability Accommodation (SDA), you’ve probably noticed one thing straight away: the opportunity is real, but so is the compliance....

20 May 2026
Read more
Ecommerce Funding Options: How To Secure Capital For Your Online Store

Ecommerce Funding Options: How To Secure Capital For Your Online Store

Running an online store can feel like a constant balancing act. You might be seeing solid demand, building a loyal customer base, and getting traction on social media - but still feel...

20 May 2026
Read more
Can a Trust Own Shares? A Practical Guide For Australian Startups

Can a Trust Own Shares? A Practical Guide For Australian Startups

If you’re building a business in Australia, it’s common to start thinking about how you’ll structure ownership early - especially if you’re planning to bring in investors, protect key assets, or set...

20 May 2026
Read more
Retail Client Definition Under the Corporations Act

Retail Client Definition Under the Corporations Act

If your business is raising funds, offering investment opportunities, or providing financial products or services, you’ll eventually run into an important question: who counts as a retail client? The retail client definition...

19 May 2026
Read more
How To Buy Shares Through A Family Trust In Australia

How To Buy Shares Through A Family Trust In Australia

Buying shares can be a powerful way to build long-term wealth for you and your family, diversify your business assets, or hold investments alongside (but separate from) your trading operations. But if...

18 May 2026
Read more
How To Build A Healthy Startup Culture In Australia: Legal Tips For Founders

How To Build A Healthy Startup Culture In Australia: Legal Tips For Founders

When you’re building a business from scratch, it’s easy to focus on the product, the funding, and the growth targets - and treat culture as something you’ll “get to later”. But in...

18 May 2026
Read more
Need support?

Need help with your business legals?

Speak with Sprintlaw to get practical legal support and fixed-fee options tailored to your business.