Industries · Building and construction

Construction business loans: funding builders between progress claims

Construction business loans for Australian builders and contractors: fund materials, subbies and plant between progress claims without overreaching.

Updated 4 October 2026 · 123 Business Loans editorial team

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Timber roof trusses on a new house frame against a blue sky

Quick answer

Construction business loans help builders and construction contractors cover the gaps the industry is famous for: paying materials and subcontractors before progress claims are paid, funding plant and equipment, clearing tax debt or bridging a retention. Lenders look at contract pipeline, claim history, bank statements and tax compliance. Unsecured options are typically $5,000 to $500,000; property-secured loans run from $20,000 to $5,000,000.

Key points

  • Common uses: materials, subcontractors, plant, retentions, tax catch-ups
  • Lenders read contract pipeline and claim history alongside bank statements
  • Builders paying contractors may need to lodge a TPAR by 28 August
  • Match short-term loans to specific claims, not to general hope

Construction is a cash flow puzzle with a hard hat on. You pay for timber, steel, concrete and subbies now. The client pays when a stage is complete and the claim is approved. Retentions sit with someone else for months. Do several jobs at once and the gaps overlap.

A construction business loan should fill a specific gap with a specific exit, not paper over a business that’s underpriced its jobs.

What do construction businesses borrow for?

GapTypical structureExit
Materials and subbies before a claimShort-term loan or line of creditProgress claim payment
Plant and equipmentMedium-term loan or asset financeTrading income
Retentions held by a head contractorShort-term loanRetention release
Mobilising a big new contractWorking capital loanEarly claims
Tax catch-up after a growth yearUnsecured or property-backed loanTrading income
Yard, shed or officeProperty-secured loanLong-term trading

How do lenders assess a builder?

Alongside the usual bank statements and credit checks, lenders often want to understand the pipeline:

  • signed contracts and their values;
  • claim schedules and how quickly claims have been paid before;
  • who the clients are (owner-builders, developers, head contractors, government);
  • whether the business is a head contractor or a subcontractor;
  • any disputes or variations in progress.

Clean bank statements with regular claim receipts carry real weight. Long gaps between receipts need explaining, so be ready to walk through the timeline.

Claim due, cash short? That’s a solvable problem. Tell us about it in 60 seconds. No credit check to enquire, and a real expert who understands progress payments calls you.

Tax and reporting for builders

Two ATO items catch construction businesses:

  • TPAR. The ATO lists building and construction among the services covered by the taxable payments reporting system. If your contractor payments for those services meet the threshold, you need to lodge a taxable payments annual report by 28 August each year.
  • BAS after a big year. Growth can mean more GST on claims than you set aside. The quarterly BAS dates are 28 October, 28 February, 28 April and 28 July.

Lenders check tax compliance, so keep lodgements current even if a payment plan is needed. See tax debt business loans.

Payment terms: your first line of defence

Business.gov.au says clear payment terms help reduce financial risk and prevent disputes that could hurt cash flow. For builders, that means getting claim timing, retention terms and variation pricing in writing before you start. The better your terms, the smaller the loan you’ll need.

Repayment reality check (illustrative)

Invented example: a residential builder banks an average of $280,000 a month. A new job needs $160,000 of materials and subbies before the first two claims land, which are expected within about 4 months. The quoted total cost of finance for a short-term loan is $12,800.

StructureDuring the termAt the end
Cost during term, principal at end$3,200 a month (1.1% of turnover)$160,000 from claims
Spread evenly over 4 months$43,200 a month (15.4% of turnover)Nothing owing

The first structure lines up with how claims pay. The risk is a delayed claim, so build in a buffer. Model both in the repayment planner.

What our expert will ask you on the call

  • What’s the contract, its value and the claim schedule?
  • Head contractor or subcontractor? Who’s the client?
  • How quickly have claims been paid on past jobs?
  • Any retentions outstanding, and when do they release?
  • Is BAS current, and do you lodge a TPAR?

Red flags to avoid

  • Borrowing to finish an underpriced job. The loan makes the loss bigger.
  • Stacking short-term loans across jobs. One delay can topple the lot.
  • No buffer on claim timing. Assume a claim will be late, then plan.

Myth or reality: builder finance

“A signed contract guarantees the loan will be repaid.” It helps a lot, but claims can be delayed, disputed or varied. Lenders look at the contract and at your history of getting paid.

“Builders can’t borrow while waiting on retentions.” They can. Retentions with a clear release date can be part of the repayment plan for a short-term loan.

“Head contractors are always good payers.” Most are. But if one client makes up most of your income, lenders will notice the concentration, and so should you.

A claim-by-claim cash map

For each active job, list the next three claims, their expected dates and amounts, and the materials and labour you need to pay before each one. Add the retention release dates. Then total each week across all jobs. Where the total goes negative is where you need funding, and the next claim after that is your exit. Bring that map to step 2 and our expert can match a loan to it, rather than to a guess.

Questions to ask before you borrow against a job

  • Is the job priced with enough margin to carry the loan cost?
  • What happens to the loan if a claim is disputed or delayed?
  • Are any retentions or variations still unresolved?
  • Could tighter payment terms on the next contract reduce what you need?

Build the gap a bridge

Construction cash flow will never be perfectly smooth. A well-matched loan can make it predictable.

Start step 1 here. It takes about 60 seconds, there’s no credit check to enquire, we don’t send your details round the traps to every lender, and a real expert calls you. Please give us accurate contract and claim details on the form. The clearer the exit, the faster we can line up the right loan.

Frequently asked questions

Can a builder get a business loan to pay subcontractors?

Yes. Covering subbies and materials between progress claims is one of the most common reasons builders borrow. Lenders like to see the contract and the claim schedule that will repay it.

Do lenders look at my contracts?

For larger or short-term loans, often yes. Signed contracts, claim schedules and payment history show where the money will come from.

What is a TPAR?

The taxable payments annual report. The ATO says businesses providing building and construction services and paying contractors may need to lodge one, and it's due by 28 August each year.

Can I use my home to secure a construction business loan?

Yes. Many builders use residential property to secure larger business loans, from $20,000 up to $5,000,000. Everyone on the title needs to agree.

Is a construction business loan the same as a construction loan for building a house?

No. A home construction loan funds a specific build for an owner. A construction business loan is finance for a building or construction business to run and grow.

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