Beginner's Guide to Progressive Drawdown

What Progressive Drawdown Means in a Construction Loan

Progressive drawdown is how a construction loan releases your money. Instead of handing over the full loan amount upfront, the lender pays your registered builder in instalments as specific stages of the build finish and get approved. You only pay interest on the portion already drawn down, not the total loan amount sitting untouched.

This setup protects both you and the lender. The builder gets paid when they complete work, you avoid paying interest on money not yet spent, and the lender confirms the build is progressing before releasing more funds. It's different from a standard home loan where you receive the full amount at settlement and start paying interest immediately.

For someone planning to build in Wentworthville, where construction loans commonly fund builds on subdivided blocks or knock-down rebuilds, understanding how drawdown works affects your cash flow from day one. The structure also influences how much you need in savings beyond your deposit, because interest still accrues between stages even though it's calculated only on drawn funds.

How the Progress Payment Schedule Actually Works

The progress payment schedule lists the stages when your lender releases funds to the builder. Most lenders use a standard five or six stage schedule: base stage, frame stage, lock-up stage, fixing stage, practical completion, and sometimes a final stage. Each stage corresponds to a defined point in the build, and the builder requests payment once they finish that phase.

Your builder submits a progress claim to the lender, the lender arranges a progress inspection to confirm the work matches the claim, and if approved, the funds get released directly to the builder. You don't handle the money yourself. The inspection usually costs between $150 and $300 per stage, and that fee either gets added to your loan or paid upfront depending on the lender.

Consider someone building a custom design home in Wentworthville after securing council approval for a two-storey build on a standard suburban block. Their loan amount is $600,000. At base stage, the lender might release 15 percent, which is $90,000. At frame stage, another 20 percent brings the total drawn to $210,000. The borrower only pays interest on $210,000 at that point, not the full $600,000. By lock-up stage, around 50 percent of the loan is drawn, and interest compounds on that growing balance until practical completion.

What Happens Between Each Drawdown

Between drawdowns, you're making interest-only repayments on the amount already released. These repayments increase each time a new stage gets approved and more funds come out. Most construction loans require interest-only repayment options during the build, then convert to principal and interest once construction finishes and the loan transitions to a standard home loan.

If your build takes longer than expected, you're paying interest-only on the drawn portion for that extended period. Delays in council inspections, wet weather, or materials shortages all stretch the timeline. Wentworthville sits in an established area where building timelines can be affected by shared driveway access or neighbour disputes over boundary fences, so buffer time matters when calculating what you'll spend on interest during construction.

Some lenders charge a Progressive Drawing Fee each time they release funds. This fee ranges from around $300 to $500 per drawdown depending on the lender, and it's separate from the inspection cost. Not all lenders charge it, and some cap the total number of drawdowns they'll process without penalty. That's worth confirming upfront if your build involves more stages than the standard schedule, which can happen with complex custom designs or owner builder arrangements.

Fixed Price Contracts Versus Cost Plus Contracts

A fixed price building contract sets the total build cost upfront, and that figure determines your loan amount. The builder agrees to complete the project for that price regardless of cost overruns, which gives you certainty when applying for finance. Lenders prefer fixed price contracts because the risk of budget blowouts sits with the builder, not you.

A cost plus contract charges you the actual cost of materials and labour, plus a margin for the builder. The final price isn't locked in, which makes lenders nervous. Most won't approve a construction loan against a cost plus contract unless you're an owner builder with detailed quotes and a substantial cash buffer. If you're building in Wentworthville using a volume builder or project home company, you'll almost certainly be working with a fixed price contract, which makes the construction loan application more straightforward.

The contract also defines when the builder can claim each progress payment. If the contract says frame stage is payable when the roof frame is up and the building surveyor signs off, that's the trigger for drawdown. If the builder tries to claim payment before that milestone, the lender's inspector will reject it. That's why aligning your builder's payment expectations with your lender's drawdown schedule before you commence building avoids conflict later.

What You Need in Savings Beyond Your Deposit

Your deposit covers part of the land or the total project cost, but you also need cash to cover the gap between when costs are due and when the lender releases funds. Some builders ask for an upfront deposit before starting, which might be five or ten percent of the build cost. That comes out of your pocket, not the construction loan.

You'll also be covering interest-only repayments during the build, progress inspection fees, and any Progressive Drawing Fees. If your income is tight or your savings are mostly tied up in the deposit, that ongoing cost can catch you off guard. Lenders assess your ability to service the interest during construction as part of the construction loan application, but they assume everything runs on time. If the build drags out, your actual costs will be higher than the estimate.

In a scenario where a Wentworthville buyer is funding a land and construction package using a construction to permanent loan, they might settle on the land first, then draw down the construction portion progressively. During that gap, they're paying interest on the land loan and possibly rent elsewhere if they haven't sold their existing property. That dual cost phase is where a lot of budgets get squeezed, and it's one reason why realistic timelines and a cash buffer matter more than optimistic projections.

How the Loan Converts After Practical Completion

Once the builder reaches practical completion and you get the keys, the construction loan converts to a standard home loan. The lender conducts a final valuation to confirm the property is worth what you've spent, and if everything checks out, the loan switches from interest-only on the drawn amount to principal and interest on the full balance.

If the valuation comes in lower than expected, the lender might ask you to top up the difference or adjust the loan terms. That's rare with a fixed price contract and a registered builder, but it can happen if the build quality doesn't match the original plans or if the market shifts during construction. Wentworthville has seen steady demand due to its proximity to Parramatta and the train line, so valuation risk is lower than in more volatile areas, but it's not zero.

Some borrowers use this transition point to refinance into a different loan product with a lower ongoing construction loan interest rate or better features. Others stick with the same lender if the rate and terms are acceptable. The key is confirming what your rate and repayment will be after conversion before you start the build, so there's no shock when the interest-only period ends.

Frequently Asked Questions