Fast loans, decoded

Need to borrow against your home equity fast? Compare the three routes

Want to use your home equity quickly? How a top-up, a second mortgage and a caveat loan compare on speed, paperwork and fit, and which suits your deadline.

Updated 17 October 2026 · Money By Tomorrow editorial team

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Quick answer

There are three main ways to tap home equity quickly. A top-up with your current lender is often the cheapest but can take a while. A second mortgage sits behind your existing loan and can be faster, especially for business purposes. A caveat loan is usually the quickest to put in place for business needs, because it records the lender's interest on title without replacing your first mortgage.

Key points

  • Equity is your property's value minus what you owe on it
  • A top-up is usually cheapest but rarely the fastest
  • Second mortgages and caveats leave your first mortgage untouched
  • Property-secured business loans run from $20,000 to $5,000,000
  • $20k to $250k is possible same day for property-secured business loans
Usually cheapest
Top-up with your existing lender
Usually quickest for business
Caveat or second mortgage
Property-secured range
$20,000 to $5,000,000, residential or commercial
Larger amounts
Up to $5m possible within 24 to 48 hours

Your house has been quietly saving for you. The question is how quickly you can get at those savings when a deadline lands.

Home equity is the gap between what your property is worth and what you still owe on it. You can usually reach it three ways: a top-up with your current lender, a second mortgage, or a caveat loan. The top-up is often cheapest. For business purposes, the second mortgage and caveat are usually quicker, because your first mortgage stays exactly where it is.

How do I work out my usable equity?

Start with two numbers: a realistic value for the property and your current loan balance. The difference is your equity. Not all of it is usable, because every lender keeps a safety margin.

Illustrative example: a home worth $1,000,000 with $550,000 owing has $450,000 of equity on paper. A lender will only lend against part of that, and how much depends on the property type, its location, your loan purpose and how you’ll repay. Use the shortfall calculator to pin down how much you actually need before you ask.

Things that change the usable figure:

  • Property type. A suburban house usually reads differently from a vacant block or a unit in a large complex.
  • Existing debt. Any other loans secured on the same title.
  • Purpose. Business and personal borrowing follow different rules and products.
  • Exit. How and when the loan gets repaid.

Top-up, second mortgage or caveat: which is fastest?

Here’s the side-by-side. Timing is always possible, not promised, and depends on your file.

Top-up with current lender Second mortgage Caveat loan
What happens to first mortgage Increased with the same lender Stays in place; new loan ranks behind Stays in place; caveat recorded on title
Usual purpose Personal or business Mostly business, often short term Business, short term
Typical speed Varies widely by lender Can be quick Often the quickest to set up
Paperwork Full reassessment of income and expenses Focus on property, purpose and exit Focus on property, purpose and exit
Best when Time allows and cost is the priority You need a larger sum without refinancing You need business funds very quickly

For business purposes, property-secured loans we can arrange range from $20,000 to $5,000,000 against residential or commercial property. Amounts of $20,000 to $250,000 are possible the same day, and up to $5m is possible within 24 to 48 hours.

Want the detail on each? See caveat loans for people in a hurry and second mortgages when time is short.

Why can a top-up take longer than people expect?

Because it’s often treated almost like a new home loan. For personal borrowing, lenders must make reasonable inquiries into your situation and verify it before lending, and that’s a full look at income, spending and debts.

Moving lenders adds more. Moneysmart’s guide to switching home loans lists costs that can apply when you refinance, such as discharge fees on the old loan, application fees on the new one, and possibly lender’s mortgage insurance if your equity is under 20%. None of that is bad. It just isn’t built for “by Friday”.

There’s also the question of who’s on title. If the home is jointly owned, every owner usually needs to agree and sign, and lining that up can take longer than the lender’s own checks.

If your current lender can top you up quickly, brilliant. Ask them for a realistic timeline in writing, then compare it with the alternatives.

When do a second mortgage or caveat make sense?

They suit people who need business funds quickly and have a clear way to repay: a sale, a refinance, a big invoice landing, a tax refund, an asset being sold.

Typical situations:

  • A builder waiting on a progress payment while subcontractors need paying now.
  • A business owner with an ATO debt and a firm deadline.
  • An investor who needs to settle a purchase before the bank’s approval comes through.
  • A company that’s spotted stock or equipment at a price that won’t last.

A quick note on how a caveat works, because it confuses plenty of people. NSW Land Registry Services describes a caveat as a statutory injunction that records a claim to an interest in land and blocks most dealings from being registered on that title while it’s in place. It’s lodged through a subscriber, usually a lawyer or licensed conveyancer, and the registry checks the lodgment requirements rather than judging the claim itself. Each state has its own rules, but the effect is similar: the lender’s interest is on record, quickly.

Because the existing first mortgage isn’t touched, the paperwork can focus on the property, the purpose and the exit. That’s where the speed comes from. Bad credit and ATO debt are considered case by case, so a patchy file isn’t automatically a deal-breaker.

Not sure which of the three fits your deadline? Tell us the property, the amount and the date. We check it without any credit check at the enquiry stage, a real person rings you back, and nothing gets broadcast to a parade of lenders. Check your equity route →

What slows down an equity loan, and how do I avoid it?

Most delays are avoidable. These are the usual culprits.

Speed-killer Speed-booster
Unsure what the property is worth A recent estimate or rates notice handy
Not knowing the current loan balance Latest mortgage statement ready
Co-owner unavailable to sign Every owner reachable on the day
Vague purpose and exit One sentence each, written down
Undisclosed debts or arrears Everything disclosed upfront

Our page on secured vs unsecured speed also explains why security can sometimes speed things up rather than slow them down.

Could your equity get you funded by tomorrow?

If you own property with real equity, a clear purpose and a believable exit, there’s a good chance a fast option exists.

The form takes around 60 seconds. Please answer it accurately: the property’s approximate value, what’s owed, who’s on title, the amount and your deadline. Precise answers let us match you to the right lane first time, rather than discovering halfway through that a different route would have been faster.

There’s no credit check to find out where you stand, and you’ll hear from a person, not an auto-dialler. See what your equity could unlock and put that quiet saving to work.

How it works, step by step

  1. 1

    Tonight

    Find your latest mortgage statement and a recent estimate of what the property is worth.

  2. 2

    Tomorrow morning

    Ask your current lender about a top-up timeline, and send one enquiry for the faster routes in parallel.

  3. 3

    Tomorrow arvo

    Compare the realistic timing and total cost, then choose the route that beats your deadline.

Frequently asked questions

What's the fastest way to access equity in my home?

For business purposes, a caveat loan or second mortgage is usually quicker than refinancing because the existing first mortgage stays in place. Property-secured business loans of $20,000 to $250,000 are possible the same day. For personal purposes, a top-up with your current lender is the common route, and its speed depends on that lender.

What is a second mortgage?

It's a loan secured against a property that already has a first mortgage. The second lender ranks behind the first, which is why it often suits shorter-term needs and why the first lender's existing loan doesn't need to be replaced.

Is a caveat the same as a second mortgage?

Not quite. A caveat records a claim to an interest in the land on the title and blocks most other dealings from registering. A second mortgage is a registered mortgage. Caveat loans are commonly used for short-term business funding because they can be set up quickly.

How much equity do I need?

It depends on the property, the amount and the lender's policy. Lenders look at the property's value, what's owed against it already and how you'll repay. Pricing and loan size depend on your situation.

Can I use home equity with bad credit?

For property-secured business loans, bad credit and ATO debt are considered case by case. The property carries a lot of weight in the decision.

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