Top 10 Ways to Finance a Renovation Project Purchase

What Como buyers need to know about construction loans when purchasing a property to renovate, from progressive drawdowns to fixed price contracts.

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Understanding Construction Loans for Renovation Purchases

A construction loan for a renovation purchase works differently from a standard home loan because you're funding both the property purchase and the renovation work in stages. The lender releases funds progressively as the renovation reaches specific milestones, and you only pay interest on the amount drawn down at each stage.

In Como, where many buyers are looking at older riverside properties or character homes on Manning Road, this type of finance can make a renovation project viable when a traditional loan wouldn't cover the full scope. The property becomes security for both the purchase and the building work, but the structure of the loan needs to match how builders get paid.

How Progressive Drawdowns Work in Practice

Progressively drawn construction funding releases money to your builder at set stages rather than in one lump sum. Most lenders follow a standard progress payment schedule that includes an initial deposit, base stage, frame stage, lock-up stage, fixing stage, and completion.

Consider a buyer purchasing a 1960s home in Como for renovation. They settle on the property with an initial loan amount covering the purchase price. Once the builder starts work, the lender releases funds at each stage after a progress inspection confirms the work is complete. Between drawdowns, the buyer only pays interest on what's been released so far, not the full loan amount. This keeps repayments lower during the build and means you're not paying interest on money sitting unused in an account.

The timing between stages varies depending on the scope of work. A cosmetic renovation might move through stages quickly, while a structural rebuild could take months between drawdowns. Your lender will require a registered builder and a fixed price building contract before approving the progressive drawdown schedule.

What Lenders Look for in a Renovation Purchase Application

Lenders assess both the purchase and the proposed renovation when you apply for construction finance. They'll want detailed council plans showing the work, a fixed price contract from a registered builder, and evidence that council approval is in place or imminent.

The valuation process happens twice. First, the lender values the property in its current condition to confirm the purchase price is reasonable. Then they order a valuation based on the completed renovation plans, which determines how much they're willing to lend overall. The gap between these two figures is what your renovation budget needs to fit within.

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Most lenders will lend up to 80% of the 'as if complete' valuation without requiring lenders mortgage insurance, though some allow higher ratios for strong applications. If you're buying a Como property near the river with renovation potential, the completed valuation could be substantially higher than the purchase price, but you'll still need enough deposit to cover the lower initial valuation plus your renovation costs until those funds are progressively released.

Fixed Price Contracts vs Cost Plus Arrangements

A fixed price building contract sets the total cost upfront and gives the lender certainty about how much funding the project needs. Most mainstream lenders will only approve construction finance against a fixed price contract because it limits their risk and yours.

Cost plus contracts, where you pay for materials and labour as they're incurred plus a builder's margin, offer more flexibility but are harder to finance. Owner builder projects sit in the same category. Only a handful of lenders will consider them, and those that do typically require a larger deposit and charge higher interest rates.

If you're considering a renovation project in Como and your builder has suggested a cost plus arrangement, it's worth getting a fixed price quote instead purely for financing purposes. The difference in available loan options and interest rates usually makes it worthwhile, even if the fixed price comes in slightly higher than a cost plus estimate.

Interest During Construction and Repayment Options

During the construction phase, most lenders offer interest-only repayment options so you're not paying principal and interest on a property you can't yet live in or rent out. You'll pay interest only on the amount drawn down at each stage, calculated daily and charged monthly.

Once the renovation is complete and the final drawdown happens, the loan typically converts to a standard principal and interest loan. Some lenders call this a construction to permanent loan because it transitions automatically without needing to refinance. Others require you to formally switch products once construction is finished.

The interest rate during construction might differ from the ongoing rate. Some lenders charge a margin above their standard variable rate during the construction phase, then move you to a lower rate once the loan converts. Others keep the rate consistent throughout. When comparing construction loan options, the total cost across both phases matters more than just the construction rate.

Managing the Progress Payment Schedule

Your builder will invoice you at each stage of the progress payment schedule, and you'll submit that invoice to your lender along with a request for the next drawdown. The lender arranges a progress inspection to verify the work is complete to the claimed stage, then releases funds directly to the builder or into your account depending on the loan structure.

Timing is important because builders typically won't start the next stage until they're paid for the previous one. Most lenders take three to five business days to process a drawdown request after the inspection is complete, so you need to factor that into your project timeline.

Some lenders charge a Progressive Drawing Fee each time they release funds, usually between $200 and $400 per drawdown. Across five or six stages, this adds up. When you're comparing construction finance, ask about drawdown fees and how many stages the lender expects for your type of project.

Buying in Como with Renovation Finance

Como's mix of older homes, particularly around Comer Street and the Manning Road precinct, makes it a target area for renovation purchases. The suburb's established appeal and proximity to Perth CBD mean renovated properties hold strong value, but buyers need to account for the area's character home overlay restrictions when planning significant external changes.

A renovation purchase in Como might involve buying a dated 1970s home on a large block and transforming it into a modern family residence. The difference between purchase price and completed value can be significant, but council approval timelines in the City of South Perth can extend your project schedule. Most construction loans require you to commence building within a set period from the disclosure date, usually three to six months, so getting your development application approved before settlement is often necessary.

When you're buying a property specifically for renovation, your finance approval needs to be conditional on the building contract and council approval rather than unconditional from the start. A mortgage broker in Como familiar with renovation purchases can structure the approval process so you're not locked into a purchase if council rejects your plans or the builder's quote comes in over budget.

What Happens If the Project Goes Over Budget

If your renovation costs more than the original fixed price contract, the lender won't automatically increase your loan amount. You'll need to cover the extra cost from your own funds or apply for a loan increase, which requires a new valuation and credit assessment.

This is why accurate quoting and a detailed scope of works matters before you commit to the purchase. If you're buying a Como property that needs structural work, get a building inspection that includes invasive checks rather than just a visual assessment. Unexpected foundation issues or asbestos removal can blow out costs quickly, and you need to know before settlement.

Some buyers build a contingency buffer into their deposit funds specifically for this scenario. If your completed valuation supports a higher loan amount, you can sometimes access additional funds mid-project, but it's not guaranteed and takes time to process.

How This Compares to Buying a Completed Home

Financing a renovation purchase is more complex than buying a completed property, but it lets you create exactly what you want in an established suburb where modern homes rarely come up for sale. The trade-off is more documentation, longer approval times, and living elsewhere during construction.

From a borrowing perspective, lenders assess your ability to service the full loan amount from the start, not just the initial purchase price. Your income needs to support the final loan amount even though your repayments will be lower during construction. This can affect how much you can borrow compared to a standard home loan where the full amount is drawn immediately.

If you're weighing up whether to buy a renovated property or take on a renovation project yourself, the finance structure is only one part of the decision. The potential value uplift from a well-executed renovation can be substantial, particularly in tightly held suburbs like Como, but it requires more active involvement and carries construction risk that a completed purchase doesn't.

Choosing Between Banks and Non-Bank Lenders

Major banks offer construction finance, but their appetite varies. Some have strict requirements around builder qualifications, contract types, and project timelines. Non-bank lenders sometimes offer more flexibility on project types and can approve cost plus contracts or owner builder arrangements that banks won't touch.

The interest rate difference between bank and non-bank construction finance has narrowed in recent years. Where it used to be a full percentage point or more, it's now often only 0.3% to 0.5% higher with a non-bank lender. For a project that takes six to nine months, the difference in interest cost during construction might be a few thousand dollars.

If your renovation project is straightforward with a registered builder and fixed price contract, a major bank will likely offer the most competitive rate. If there's anything non-standard about your project or your financial situation, accessing construction loan options from banks and lenders across Australia through a broker gives you a better chance of approval and competitive terms.

Call one of our team or book an appointment at a time that works for you. We'll review your renovation plans, confirm what finance structure suits your project, and connect you with lenders who actively write construction loans for Como properties.

Frequently Asked Questions

How do I only pay interest on money drawn down during a renovation?

With construction finance, the lender releases funds progressively as your renovation reaches each stage. You only pay interest on the amount released so far, not the full loan amount. Once the next stage is complete and more funds are drawn, interest is calculated on the new higher balance.

Do I need a fixed price building contract for renovation finance?

Most mainstream lenders require a fixed price building contract from a registered builder before approving construction finance. Cost plus contracts or owner builder projects limit your lender options and usually come with higher interest rates or larger deposit requirements.

What happens if my Como renovation costs more than expected?

If costs exceed your fixed price contract, you'll need to cover the difference from your own funds or apply for a loan increase. The lender won't automatically release more money, and a loan increase requires a new valuation and credit assessment.

Can I live in the property while renovating with construction finance?

It depends on the scope of work. Minor renovations might allow you to live on-site, but structural work or full rebuilds usually require you to live elsewhere. Your lender and builder will advise if the site needs to be vacant during construction.

How long does construction finance approval take compared to a standard home loan?

Construction finance takes longer because lenders need to assess council plans, building contracts, and obtain a completed valuation. Expect two to four weeks for approval compared to one to two weeks for a standard home loan, assuming all documentation is ready upfront.


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Book a chat with a Mortgage Broker at Mortgage Broker Perth today.