How do banks view cryptocurrency gains when assessing my savings?

This question is really two separate questions sharing one sentence, and they don’t have the same answer — or even the same authority deciding them. The first is a lending question: will a bank or lender count money that came from cryptocurrency gains as part of your deposit, or as “genuine savings,” when it assesses your loan application? The second is a tax question: does converting or disposing of cryptocurrency to get that money trigger a tax liability? A lender’s credit policy and Australian tax law are two different systems, run by two different bodies, and neither one answers the other.

Both questions matter to a first home buyer relying on crypto-derived funds, so this article works through each one on its own terms. It’s also upfront about what currently isn’t published anywhere in enough detail to state as a rule.

Question	Governed by	Ask
Does this count as genuine savings?	Each lender’s own credit policy	Your lender or a broker
Do I owe tax on the crypto gain?	Australian capital gains tax law	A registered tax agent

Question one: will a lender count crypto-derived funds as genuine savings?

“Genuine savings” isn’t a term defined in legislation. In lending, it broadly describes deposit funds a borrower has built up through their own saving pattern over time, as distinct from a lump sum that appears in an account shortly before an application with no history behind it — the idea being that a savings pattern is one way a lender can see evidence of an ability to sustain repayments. No government body — not ASIC, not APRA — sets a single genuine savings checklist; individual lenders set their own criteria. Our guide to what counts as genuine savings covers that framework in more detail and flags the same gap that applies here: how a lender treats funds from selling an asset, cryptocurrency included, is set lender by lender, and no cross-lender source publishes a common answer.

That means the honest answer to “will my crypto gains count” is that it depends on the specific lender you’re dealing with — how much weight this gets is set by each lender’s own policy and varies between institutions; confirm with your lender or a broker before relying on it.

A related detail buyers often ask about is timing: does the money need to sit in an Australian-dollar account for a period after conversion before a lender treats it as genuine savings rather than a recent lump sum? Some lenders apply a holding-period convention to gifted funds and other lump sums generally (our genuine savings guide discusses this), but whether the same convention — and for how long — applies to funds converted from cryptocurrency specifically is again a matter each lender sets for itself; there’s no published cross-lender answer, so check directly with your lender or a broker.

Does the fact that it’s cryptocurrency change how a lender assesses it?

Two regulatory frameworks sit behind how any Australian lender assesses a borrower’s finances, and it’s worth naming them because they explain why this article can describe the system but not any single bank’s crypto-specific policy. As at July 2026, the first is ASIC’s Regulatory Guide 209 on responsible lending: licensees must make reasonable inquiries about a borrower’s financial situation, take reasonable steps to verify it, and assess whether the borrower can meet repayments without substantial hardship. RG 209 prescribes no single formula for doing this, and it does not set out asset-class-specific rules for how a lender must treat cryptocurrency, shares, or any other holding — what’s “reasonable” is left to scale to the borrower and the product.

The second is APRA’s Prudential Practice Guide APG 223, which sets broader expectations for how authorised deposit-taking institutions assess serviceability generally. Again, it operates at the level of sound practice, not a specific policy for any one asset type.

Put together, the regulatory framework tells lenders to verify a borrower’s financial position and capacity to repay — it doesn’t tell them how to value, discount, or treat a cryptocurrency holding specifically, and no lender’s published, cross-institution policy on that point currently exists for this article to cite. Any claim about how “banks” as a group value or discount crypto-derived funds — including whether it’s counted in full, partially, or not at all until converted — would be asserting a lender policy this content can’t verify.

Question two: is there tax to pay when I convert or dispose of cryptocurrency?

This is where the second question sits, and it belongs to the Australian Taxation Office (ATO), not to a lender. It is a genuinely different question from whether the money counts as savings — you could, in principle, have an amount a lender is willing to count toward your deposit and still have a separate tax position on how that amount came about, or the reverse.

The facts underpinning MyBrix’s other content on capital gains tax (CGT) — the 50% discount for individual owners, cost-base and record-keeping rules, and the 2027 CGT reform — were verified against property disposals, not cryptocurrency, so none of those property-specific figures are reused here. The ATO publishes a separate position for crypto assets instead. As at July 2026: if you hold a crypto asset as an investment, it’s a CGT asset, and disposing of it is a CGT event that can produce a capital gain or a capital loss — disposal covers selling it, gifting it, trading, exchanging or swapping it for another crypto asset, converting it to Australian or foreign currency, or using it to buy goods or services. A capital loss can reduce a capital gain but can’t be deducted from other income. The CGT discount may reduce a capital gain if the crypto asset was held for at least 12 months. Because each crypto asset is treated as a separate CGT asset, records need to be kept for each one, with values converted into Australian dollars, and the ATO runs a data-matching program that compares what’s reported in a tax return against transaction data supplied by crypto asset service providers.

Tax outcomes depend on your circumstances — speak with a registered tax agent before acting.

Could a lender or my bank ask where crypto-derived funds came from?

Separately again from both the genuine savings question and the tax question, deposit funds with a cryptocurrency origin can also raise a third kind of scrutiny: source-of-funds checks connected to anti-money-laundering obligations, which sit with your bank’s own compliance processes and Australia’s AML/CTF regulator. This is a distinct legal framework from a lender’s credit policy or the ATO’s tax rules. As at July 2026, AUSTRAC — the regulator — publishes only a general position here, not a cryptocurrency-specific one: banking is one of the industries AUSTRAC regulates under the AML/CTF regime, and as part of standard customer due diligence a regulated business can ask a customer to demonstrate their source of funds (how and where the money for a specific transaction was obtained) and, separately, their source of wealth (how their overall wealth and assets were accumulated over time). AUSTRAC’s published examples of an acceptable source of funds are salary and wages, business income, dividends and investment income, proceeds from selling real estate or other personal assets, and gifts or inheritance, evidenced by documents such as a signed accountant’s letter, a payslip or employer letter, or a sale record. AUSTRAC’s guidance doesn’t list cryptocurrency disposal as its own example category, so this article can’t state how a bank would specifically document or weigh crypto-derived funds beyond that general framework — only that any such request would sit within it.

So who actually has the answer for your situation?

There isn’t one professional who can answer both halves of this question, because they aren’t the same question. A mortgage broker or your own lender can tell you how a specific institution’s genuine savings and deposit criteria would treat your funds, including whatever conversion or holding-period conditions that lender applies. A registered tax agent can tell you what, if anything, you owe on the cryptocurrency disposal itself, and how to keep the records that decision depends on.

Neither answer substitutes for the other, and getting one right doesn’t tell you the other. If crypto-derived funds are part of your deposit plan, both conversations are worth having — separately, and before you rely on the outcome of either one. For the broader question of how much you’ll need altogether, our guide to how much deposit you need to buy a first home works through that separately.