Construction Finance

Construction Loans Explained

Quick answer
Staged release — not a lump sum

6 Draw stages

Interest only on the drawn balance during build

  • During construction Interest only
  • After completion Converts to P&I
  • Secured against Land + property
  • Unused funds Not charged interest
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Construction loans are specialised property loans that fund building costs in stages as construction progresses. The lender approves the total project amount, then releases funds progressively based on completed work and builder invoices.

Borrowers pay interest only during construction — repayments increase once the project is finished and the loan converts to a standard property loan. The loan is secured against the land and completed property.

Detailed explanation

Construction loans differ from standard property loans because funds are not advanced in full. Instead, the lender controls the release of funds to manage risk while the property is being built.

How construction loans are structured

Construction loans typically include:

  • land purchase or existing land value
  • build contract amount
  • contingency allowance
  • interest during construction
  • staged progress payments

The lender approves a total facility, but only releases funds when required.

Progress draw stages

Most construction loans follow standard stages:

  • 01 Deposit
  • 02 Slab or base
  • 03 Frame
  • 04 Lock up
  • 05 Fixing
  • 06 Completion

At each stage:

  • iconBuilder submits invoice
  • iconlender confirms stage completed
  • iconfunds paid to builder
  • iconinterest calculated on drawn balance only

Interest and repayments

During construction

  • iconinterest only repayments common
  • iconinterest charged only on funds used
  • iconrepayments increase gradually
  • iconunused funds not charged interest

After completion

  • icon
    loan converts to principal and interest
  • icon
    full repayment schedule begins
  • icon
    borrower may refinance if required

Common problems

Construction loans involve valuation, builder and timing risks that can affect approval.

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End value not sufficient

If the completed value is too low, the lender may reduce loan size.

Possible solutions include:

  • iconincrease deposit
  • iconreduce project cost
  • iconstage construction differently
  • iconuse equity from another property
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Construction delays

Build time extending beyond approval period can create issues.

Possible solutions include:

  • iconrequest approval extension
  • iconupdate valuation if required
  • iconrestructure repayment terms
  • iconrefinance if needed
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Documentation incomplete

Missing plans or contract details can delay approval.

Possible solutions include:

  • iconprovide fixed price contract
  • iconsupply council approved plans
  • iconconfirm builder licence
  • iconprovide detailed cost breakdown

Steps to get Finance

Step

01

Confirm land purchase or land ownership
Step

02

Obtain fixed price build contract
Step

03

Submit full application with plans and costs
Step

04

Lender assesses completed value and servicing
Step

05

Construction begins and progress draws occur
Step

06

Loan converts after completion
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Speak With A Construction Loan Specialist

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Property development finance can vary significantly depending on the project size, location, approvals, and the developer's experience.

A specialist can review your project and help determine which lenders may be able to fund it.

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