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What is Cross Collateralisation?

  • Bob Malpass
  • Jul 15
  • 3 min read

A Web That's Hard To Unwind Later



Cross-collateralisation is when a lender uses more than one of your properties as security for a single loan, or links multiple loans across several properties under one security pool.


In other words, your properties are tied together, and the bank has a claim over more than one asset for the debt you owe.


In home lending, this often happens when you use equity from your current home to buy an investment property, and the lender simply links both properties to one or more loans instead of keeping each property with its own stand-alone security.


On paper it looks neat and convenient, however it can create a web that’s much harder to unwind later.


Imagine you own your home (Property A) and are looking to buy an investment (Property B)


The lender could:

  • set up separate loans where each property stands alone as security, or

  • cross-collateralise by using both properties as security for the combined debt.


In a cross-collateralised setup, if you decide to sell Property B, the lender can insist on using the sale proceeds not just to clear the loan on B, and also to reduce the debt on A, because both are tied to the same security pool.


This can limit how much cash you actually see from the sale and may force you into a partial refinance or restructure at the same time.


Why lenders like it (and why you might not)


From the bank’s perspective, cross-collateralisation reduces their risk because they have recourse to multiple properties if something goes wrong.


For borrowers, the attraction is usually that it feels easy - the lender uses your equity, there are fewer applications, and everything sits under one umbrella.


The trade-off is reduced flexibility and control.


Cross-collateralisation can:

  • make refinancing one property to another lender much harder, because the current bank holds security over multiple assets,

  • complicate selling a single property, as the lender may revalue the remaining property and decide how much of the sale proceeds you must hand back to reduce debt, and

  • concentrate risk, because a problem with one loan can flow through to other loans tied to the same group of securities.


For active property investors trying to grow a portfolio, these constraints can quietly choke borrowing capacity and delay the next purchase, even when the overall numbers look strong on paper.



When cross-collateralisation can be particularly risky


Cross-collateralisation tends to bite hardest when something changes, and it always does eventually.


Some common pressure points include:

  • Market downturns

    If values fall and your lender revalues the portfolio, you may be forced to tip in extra cash or leave more sale proceeds in the loan to keep loan to value ratios within policy.


  • Life changes

    Divorce, job loss, a business setback or illness can all make you feel the need to sell or restructure quickly. Cross-collateralisation can slow that right down, because the lender effectively has a say in how you rearrange your assets.


  • Refinancing

    Moving one property to a sharper lender may require a full repricing of the whole portfolio, or be blocked altogether unless you untangle the structure first.


In short, it is not ‘bad’ by definition, however you should be very clear about the trade-offs before agreeing to it and make sure it aligns with your long-term goals, risk appetite and exit plans.


Common alternatives to consider


There are ways to access equity and grow a portfolio without securing all your properties in the same basket. A common approach is to keep each property secured by its own stand-alone loan and use a separate equity release or split loan against one property to fund the deposit and costs for the next purchase.


This keeps the securities separated, even though the equity in one property is helping you buy another.


Another strategy is to diversify across lenders, for example, having your home loan with one lender and investment loans with another, subject to your overall borrowing capacity, credit profile, and policy constraints.


This may reduce concentration risk and improve your negotiating position over time, though it needs to be carefully managed to remain compliant with responsible lending obligations.


If you'd like help with assessing your personal and financial situation, as well as comparing the loans in the market to see if you're truly getting the right deal for you, then call Bob Malpass now on 0431 862 136, email bob@westhomeloans.com.au

 
 
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