Your credit score, decoded: how Australia's credit bureaus actually grade you — and how to read your own file

There is a number assigned to almost every adult in Australia. You did not apply for it. You cannot opt out of it. It is recalculated quietly, sometimes weekly, by computers that have been watching your bills for years. And the moment you ask a lender for money — a home loan, a car loan, a credit card, a phone plan that bills monthly — that number is the first thing they look up.

It is your credit score.

Most people only meet it when something has already gone wrong: a card declined, a pre-approval refused, a mortgage broker who says, gently, let's pull your file before we keep going. By then the score has been doing its work for years.

This guide is the tour you should have had on day one. What the score actually measures. Why two Australian bureaus can put you in different bands on the same Tuesday. What the Privacy (Credit Reporting) Code 2024 changed. How to read your own file, for free, in about ten minutes. And — most usefully — what moves the number, and what doesn't, before you sit down to borrow.

General information only — not personal credit advice.

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What a credit score actually is

A credit score is the output of a model. Not a fact about you, not a verdict, not a moral grade — just a number a computer produces by feeding the contents of your credit report through a statistical formula. The formula tries to predict one thing only: how likely is this person to fall behind on a credit obligation in the next 12 months?

In Australia, scores typically run from 0 to 1,000 (Equifax and Experian), or from 0 to 1,200 (older illion files now consolidated under Experian). A higher number means lower predicted risk. Each score is paired with a band — five rungs that lenders read at a glance: excellent, very good, good, fair, low (the exact wording varies by bureau).

The Moneysmart explainer on credit scores and credit reports is the cleanest plain-English starting point if you want the consumer regulator's own framing.

What surprises most borrowers is what is not in the formula:

• Your income.
• Your savings or assets.
• Your race, gender, age, religion, or marital status.
• The suburb you live in.
• Whether you rent or own (the rental ledger itself isn't reported).
• Your employer.

The score is built almost entirely from your history with credit — what you have borrowed, how you've repaid it, and how often you've asked for more. Income and assets matter enormously when a lender then uses the score to make a decision, but they sit in a different part of the file.

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The Australian credit reporting landscape (and what changed in 2024)

For more than a decade, Australia had three credit reporting bodies (CRBs): Equifax, Experian, and illion. They are the regulated entities the Privacy Act 1988 permits to hold and share consumer credit information.

In 2024, two things happened that quietly reshaped the consumer experience.

1. Experian acquired illion. illion's consumer credit file is now consolidated under Experian. Practically, this means most Australians today have meaningful files at two bureaus rather than three: Equifax, and Experian (which includes legacy illion data). You can still see "illion" branding on some lender pages and older comparison guides, but the consolidated consumer report is now requested through Experian's CreditConnect.

2. The credit reporting Code was rewritten. The Privacy (Credit Reporting) Code 2024, registered in late 2024, replaced the previous Code and introduced a series of consumer-facing improvements. It was then varied and re-issued as the Privacy (Credit Reporting) Code 2025 — the currently operative Code, in force from 25 March 2025. The Office of the Australian Information Commissioner (OAIC) summarised the substantive consumer changes — most of which carried through to the 2025 variation — in its media release on the new Code. The headline improvements borrowers should know about:

• A free fraud alert system — if someone tries to take out credit in your name during a ban period, the bureau must notify you.
• Domestic abuse is now formally recognised as a circumstance that can warrant credit-report corrections (so, for example, debts taken out coercively by an ex-partner can be addressed without re-traumatising disclosures).
• Consolidated correction requests — you can ask for multiple incorrect entries to be fixed in a single request after fraud, instead of fighting them one at a time.
• Greater transparency about how lenders and bureaus comply with their privacy obligations.

The Code sits underneath Part IIIA of the Privacy Act 1988, which is the legislative spine of credit reporting in Australia. The OAIC's credit reporting hub and its privacy codes register are the canonical references for consumers, and the credit reporting terms glossary is the cleanest place to look up any specific Australian credit-file term.

The bigger structural shift you'll already have lived through, even if you didn't notice it, was the move to Comprehensive Credit Reporting (CCR) — phased in from 2018 and now near-universal. Pre-CCR, your credit file was largely a record of failures: missed bills, defaults, court judgments, applications. Post-CCR, your file also records successes — every on-time payment, monthly, on every regulated credit product you hold. Your score now moves with each on-time payment, not just with each stumble.

For most Australians, that has been good news. But it also means that the score is more responsive to recent behaviour than it used to be: a single bad month in the last six months can register as a fresh signal in the model.

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What is actually in your credit file

When a CRB pulls your file, it shows the lender (and you) roughly seven categories of information. Some appear, some don't, depending on what you've borrowed and when.

1. Identity information

Name, date of birth, current and previous addresses, driver licence number, employer (if disclosed by lenders). Used to make sure the file is genuinely yours.

2. Consumer credit information

Every regulated consumer credit product you've held in the last several years — home loans, personal loans, credit cards, BNPL contracts now that BNPL is regulated under the National Credit Code. For each: the credit provider, the type of credit, the date opened, the date closed (if applicable), and the credit limit.

3. Repayment History Information (RHI)

The single most influential entry in the modern Australian credit file. For each consumer credit account, the bureau holds 24 months of monthly status codes — broadly, paid on time, 14–29 days late, 30–59 days late, and so on. RHI can only be reported by licensed credit providers for credit regulated by the National Credit Code, and only for the past two years. The OAIC's credit reporting terms glossary is the precise reference.

A single 30+ day late payment, recorded in RHI on a home loan or credit card, will visibly reduce most consumer scores. A repeat pattern of late payments will reduce them sharply.

4. Defaults

A default is a separate, more serious mark. Generally a default can be listed when an overdue payment of $150 or more remains unpaid for at least 60 days, the credit provider has issued the required notices (typically two), and the debt has not been settled. Defaults stay on your file for 5 years, regardless of whether you later pay the debt (though a paid default is annotated as paid).

5. Serious credit infringements

Reserved for the most adverse events — for example, where a lender concludes a debtor has "left the address" with no intent to pay. Stays on file for 7 years.

6. Credit enquiries

Every time you formally apply for credit and the provider pulls your file, an enquiry is logged. Enquiries stay on file for 5 years. Multiple enquiries in a short window — colloquially "credit shopping" — can lower your score, because the model reads it as either urgency or fragility. (Asking for a copy of your own report does not affect your score; that is a separate kind of access.)

7. Court information and personal insolvency

Civil judgments related to credit, and personal insolvency events (Part IX agreements, bankruptcies) are reported through the National Personal Insolvency Index. Rules for how long these stay on file vary; the OAIC's credit reporting terms glossary lists the specifics.

The full statutory framework — what can be collected, how long it can be held, and who can access it — is set out in Part IIIA of the Privacy Act 1988 and the operative Privacy (Credit Reporting) Code 2025.

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Why the same Australian can have two different scores

It is genuinely common to see a 50- to 150-point gap between an Equifax score and an Experian score on the same day. People who pull both for the first time often think they are looking at an error.

The honest answer is: each bureau builds its own model from its own dataset, and not every lender reports to every bureau. A consumer who has only ever held credit with banks that report to Equifax will have a thinner file at Experian, and a stronger predicted-risk read at Equifax — not because the consumer is "different" between the two, but because Experian sees less of them. The reverse can also be true.

The score itself is a probability estimate, not a measurement. Two estimates from two different models, fed slightly different data, will rarely agree to the digit. What matters in practice is the band each bureau places you in, and that the bands largely agree.

If they don't — say, very good with one bureau and fair with the other — that is usually a signal that one bureau is missing data the other has, or holds something incorrect, and is worth investigating.

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How lenders actually use your score

The most common borrower assumption is that the score is a single threshold: above it, you get approved; below it, you don't. The reality is messier.

For a home loan in Australia, the score is one of three lenses an assessor applies:

1. Policy gate. Each lender has minimum policy thresholds for score and for specific entries — for example, "no defaults in the last 24 months," "no more than two enquiries in the last six months," "score at or above X for high-LVR lending." Hit one policy gate that excludes you, and the rest of the application stops.

2. Risk pricing. Once you pass the gates, your score and file profile feed into the risk weighting the lender applies — sometimes invisibly, sometimes through a tiered rate matrix. A very good file may attract a sharper rate or a higher LVR cap than a fair file with the same income.

3. Serviceability and capacity. This is the rest of your file: income, expenses, deposits, debts, structure. Most loan refusals trace back to here, not the score itself. The score is the gate; servicing is the road.

ASIC's regulatory guidance for credit licensees on responsible lending — the framework that sits over all of this — is captured in RG 209: Credit licensing — Responsible lending conduct, and the broader regime is the National Consumer Credit Protection Act 2009. For an overview of the responsible-lending obligations from the regulator's perspective, see ASIC's responsible lending page.

The point worth carrying: a clean score is necessary but not sufficient. A weak score with strong everything-else is sometimes a workable file. A glittering score with a leaking expense profile is sometimes not.

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How to read your own file (free, every three months)

By law, every consumer is entitled to a free copy of their own credit report from each reporting bureau once every three months, plus an additional free copy if a credit application has been declined in the last 90 days, or if you are correcting an item. The OAIC explains the entitlement on its access your credit report page.

Where to request:

• Equifax — through mycreditfile.com.au or the Equifax free credit report page. Phone: 138 332.
• Experian (now also containing former illion data) — through Experian's order form for a free credit report. Phone: 1300 783 684.
• For an industry-neutral overview of how to obtain your file, the CreditSmart "know your credit score" page is useful, as is the National Debt Helpline's how-to guide.

The reports usually arrive online within a business day after identity verification, or within ten days by post. Read them with three questions in mind:

1. Is the identity information correct? Old addresses are normal; an unfamiliar one is not.
2. Are all the listed credit accounts mine? A credit card or BNPL account you don't recognise is the single most important fraud signal.
3. Is the repayment history accurate? A "30+ days late" on a month you actually paid is the most common correctable error.

If something is wrong, the OAIC's correct your credit report page walks through the process. Corrections are free. The bureau and the credit provider must investigate and respond within statutory timeframes; if you are not satisfied, you can escalate to the Australian Financial Complaints Authority (AFCA) or to the OAIC.

If something is actually fraudulent — an account opened in your name without your consent — the OAIC's fraud and your credit report page sets out the formal pathway, including the new free fraud alert that was introduced by the 2024 Code and is preserved in the operative 2025 Code.

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What actually moves the score

The model is proprietary, but two decades of public research and regulator commentary have made the broad weighting reasonably clear.

What helps most

• A long, uninterrupted history of on-time repayments on regulated credit. A single 24-month-clean credit card is more useful here than three new cards with two months of history each.
• Low credit-utilisation — keeping balances well under the limit on revolving credit (cards, overdrafts) signals discipline.
• Stability — same address, same employer for several years, same primary bank.
• A diverse but modest credit mix — one mortgage, one card, one personal loan, all paid on time, looks better than three of the same product.

What hurts most

• Late payments that cross the 14-day, then 30-day, then 60-day thresholds in RHI.
• A default — a single default, even if subsequently paid, will visibly lower the score for years.
• Rapid clusters of credit enquiries — five in three weeks is read as fragility.
• Closing your oldest credit account — perversely, closing a long-held card can shorten your average history age and lower the score.
• Using close to the limit on a credit card every month, even if you pay it off in full.

What is mostly noise

• Asking for a copy of your own credit report.
• Soft enquiries (pre-screening, marketing offers).
• Whether you use a credit card frequently for points, as long as it is paid on time and not run near the limit.
• The number of bank accounts you hold.

A useful mental model: the score asks "how reliably has this person met scheduled commitments?" Anything that answers that question helps the score; anything that doesn't is mostly background.

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A 90-day plan to lift your score before you apply

If a home loan or refinance is six to twelve months out, this is the cheapest, highest-leverage work you can do.

Days 1–30: see what the file actually says

1. Pull your free reports from both Equifax (via mycreditfile.com.au) and Experian (via the Experian order form). Read them slowly.
2. List every credit product you have, even the ones you don't actively use — store cards, old BNPL accounts, dormant credit lines. Cross-check against the report.
3. Flag any inaccuracies — wrong addresses, accounts you don't recognise, RHI marks for months you genuinely paid on time. Use the OAIC's correct your credit report workflow.

Days 31–60: tidy what you can change

1. Close credit cards and BNPL accounts you don't need. Each unused limit is a recurring assumed commitment in serviceability, and surplus accounts also dilute average account age in some scoring models.
2. Reduce credit limits on the cards you keep to a level that matches your real usage. Issuers will document the change in writing.
3. Stop opening new credit in this window. Every formal enquiry registers for five years.
4. Set every regulated credit account on autopay. A single direct debit to your card or personal loan, scheduled for the day after pay day, prevents the most common kind of RHI mark.

Days 61–90: build the on-time evidence

1. Pay every regulated credit obligation on time, at minimum, for the full window. Better, pay the statement balance in full on revolving credit so the closing balance is low.
2. If you've had a recent default, contact the credit provider and discuss settlement options. A paid default is still on file, but it is annotated paid, and lenders read that more favourably.
3. Re-pull your credit reports at the end of the 90 days. Confirm the corrections processed and the RHI codes for the period are clean.

The improvement curve is non-linear. People with a very good file rarely shift bands in 90 days. People with a thin file or a recent stumble often see a meaningful, visible move. Either way, the evidence the lender pulls in week 13 will be strictly better than the evidence in week 1.

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What to do if your score is in trouble

If you are already behind, or expect to be soon, the score is the second priority — the first is the practical question of how to talk to the credit provider. Two things to know:

1. You have a statutory right to apply for a hardship variation on regulated consumer credit under the National Credit Code. The credit provider must consider your request and respond within statutory timeframes. Hardship variations, once arranged, are reported in a way that is less damaging than running into RHI delinquency or a default. Moneysmart's guide to problems paying your mortgage is a good starting point, alongside the OAIC's page on hardship assistance.
2. The National Debt Helpline — 1800 007 007 — is a free, independent, government-funded service staffed by financial counsellors. Calling them does not create a credit-file entry. They will help you triage what to deal with first.

Both options exist precisely because the credit-reporting framework anticipates that life is non-linear. Using them properly is not a black mark; it is the system working as designed.

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How this connects to the rest of your home-loan strategy

Your credit score sits at the front of every conversation with this site's other guides. If you are thinking about a home loan, refinance, or first purchase, the score is one input — usually a gate, sometimes a price tier — feeding into the larger question of how a lender reads your whole file.

Pair this article with:

• Mortgage serviceability explained
• What lenders see in your bank statements
• Debt-to-income ratio for home loans
• Credit card limits vs balances
• Why home loans get declined
• How to prepare for a home loan application

If you'd like to model the borrowing-power side of the equation while you tidy the score, the borrowing power estimator and the repayment calculator on the calculators hub are the cleanest place to start.

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Frequently asked questions

Does checking my own credit score lower it? No. Requesting your own credit report is recorded as a "consumer access" event, not as a credit enquiry. Lender enquiries lower scores; consumer-self enquiries don't.

How often should I check my credit report? At minimum once a year, ideally before any major credit application, and immediately if you've been a victim of identity-related fraud. The free quarterly access from each bureau is more than enough cadence for most people.

Will paying off a default remove it from my file? No. A paid default stays on file for five years from the date it was listed, but it is annotated as paid. Most lenders read a paid default more favourably than an unpaid one, and some will lend through a paid default after a clean period.

Are BNPL accounts on my credit file now? Yes. From 10 June 2025, BNPL contracts are regulated under the National Credit Code following the Treasury Laws Amendment (Responsible Buy Now Pay Later and Other Measures) Act 2024. BNPL providers are required to hold a credit licence and join AFCA — and BNPL accounts are now recorded on consumer credit files. ASIC's overview is at Buy now pay later credit contracts: Credit licensing.

Why are my Equifax and Experian scores different? Each bureau builds its own model from its own dataset, and not every lender reports to every bureau. Differences are normal. What matters is the band each bureau places you in, and whether they broadly agree.

Does my rent payment history show on my credit file? Generally, no. The Australian credit reporting framework does not include a rental tenancy ledger as standard credit data. Some lenders may consider a strong rental history through other channels, but it does not feed into your credit score directly.

Will my partner's bad credit affect mine? Your credit files are separate. But on a joint application, both files are pulled, both are assessed, and the weaker file usually sets the policy ceiling. This is why couples sometimes apply in one name only when the other has temporary credit-file issues.

Can I pay a "credit repair" company to fix my file? You can — but you don't have to, and most of what they do, you can do yourself for free using the OAIC's correct your credit report workflow and, if the lender disputes a correction, escalation to AFCA. If the entry is genuinely accurate, no third party can lawfully remove it. Moneysmart's guide on credit repair is worth reading before paying for any service.

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Final word

Most Australians spend years quietly building their credit file before they think to look at it. Then, on a Tuesday, a lender pulls it, runs it through a model, and turns the answer into a yes, a no, or a yes-but-this-rate.

The work that lifts that answer doesn't happen in the application. It happens in the eighteen months before — in a closed account that wasn't useful, in an autopay set up on a quiet Sunday, in a default settled while there was still time, in three months of clean RHI codes that looked like nothing at the time and look like everything when an assessor opens the file.

If you'd like to walk through your own file before you apply for a home loan or refinance, the cleanest path is a short, no-obligation conversation. Send a brief through contact — your goal, your timeframe, and any score concerns you already know about — and we'll work back from there.