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Bookkeeping for Fintech Companies Australia: Revenue Recognition, Regulatory Compliance & GST Treatment

Australian fintech finance team analysing revenue dashboards showing transaction fees, subscriptions, and interchange metrics on multiple screens

Last Updated: December 2025

Fintech companies in Australia continue to drive innovation in payments, lending, wealth management, and digital assets, but they operate under one of the most rigorous regulatory frameworks globally. Bookkeeping plays a critical role in ensuring accurate revenue recognition under AASB 15, correct GST treatment for mixed input-taxed and taxable supplies, and ongoing compliance with financial resource requirements for AFSL or ACL holders.

ASIC's heightened focus on fintech governance includes scrutiny of revenue practices, fee transparency, and (where applicable) customer money handling. Growth-stage fintechs frequently encounter issues where rapid increases in transaction volumes, subscriptions, or lending portfolios expose weaknesses in financial controls, leading to misstated profits, GST errors, or regulatory breaches.

This comprehensive guide explains how to manage bookkeeping for fintech companies in Australia, covering specialised chart of accounts setup, detailed revenue recognition by business model with extended examples, GST treatment including apportionment methodologies and reduced credit acquisitions, in-depth financial statement analysis, common mistakes with risk levels, and expanded FAQs addressing real-world scenarios.

Understanding Fintech Chart of Accounts

Fintech companies require a specialised chart of accounts that segregates revenue streams, tracks direct and indirect costs precisely, and generates the investor and regulatory metrics needed for valuation and compliance.

Revenue Categories

  • Transaction Revenue - Percentage-based processing fees, fixed per-transaction charges, interchange from card schemes, foreign exchange margins, settlement fees, and chargeback or fraud-related adjustments.
  • Subscription Revenue - Monthly or annual SaaS platform fees, tiered premium subscriptions, API access licensing, enterprise white-label arrangements, and usage-based add-ons.
  • Interest Revenue - Interest earned on operating reserves, customer floats (where permitted by licence and terms), or lending portfolios.
  • Other Revenue - Onboarding/setup fees, data analytics or insights sales, affiliate/referral commissions, penalty fees, and ancillary services.

Operating Expenses

Fintech expense profiles are often technology-heavy:

  • Cloud infrastructure and API costs (AWS, Azure, payment gateways).
  • Scheme and sponsor bank fees (Visa, Mastercard, NPP).
  • Compliance and regulatory (AUSTRAC enrolment, audits, legal reviews).
  • Customer acquisition and marketing (digital ads, referral incentives).
  • Staff costs (high for engineers, product managers, compliance officers).

Cost of Revenue

Direct costs include processing fees, fraud losses/provisions, KYC/AML verification, and banking partner charges. Mature models target gross margins of 60% to 75%, with early-stage fintechs often lower due to upfront scaling costs.

Revenue Recognition for Fintech Models

Under AASB 15, fintechs must identify contracts, performance obligations, transaction price (including estimates of variable consideration), allocate prices, and recognise revenue as obligations satisfy – either over time or at a point in time.

Transaction-Based Revenue

Recognition occurs when the transaction processes and the platform delivers the service.

Extended Example: A payments fintech charges 1.4% + $0.35 per transaction. Monthly volume reaches $4,200,000 across 105,000 transactions.

  • Percentage revenue: $4,200,000 × 1.4% = $58,800.
  • Fixed revenue: 105,000 × $0.35 = $36,750.
  • Total before constraints: $95,550.

If historical data shows 0.28% chargeback/refund rate ($11,760 expected reversals), constrain revenue and provision accordingly. Reassess monthly based on actuals.

Subscription Revenue

Recognition ratably over the term, deferring upfront payments.

Extended Example: $48,000 two-year enterprise subscription paid upfront on 1 January.

  • Initial entry: Debit Bank $48,000, Credit Deferred Revenue $48,000.
  • Monthly release: Debit Deferred Revenue $2,000, Credit Subscription Revenue $2,000.

For monthly billing at $4,999, recognise full amount in the service month. Prorate partial months and handle upgrades/downgrades prospectively.

Interchange Revenue

Recognition upon scheme settlement confirmation (typically 1-3 days lag).

Extended Example: Card issuer processes $22,000,000 monthly volume at blended 0.68% interchange = $149,600. Confirm daily settlements and reconcile against platform ledger to catch discrepancies.

Interest Revenue

Accrue daily or monthly using effective interest method.

Extended Example: Average daily reserves $12,000,000 at 5.2% annual yield = approximately $50,400 monthly ($12m × 5.2% / 12). Track separately if customer-entitled under terms.

Lending Revenue

Interest over term; defer fees and amortise.

Extended Example: $250,000 BNPL loan at 24% over 36 months with $1,500 establishment fee.

  • Monthly interest (simplified): Approximately $5,000 initially, reducing as principal repays.
  • Fee amortisation: $1,500 / 36 = $41.67 per month.

GST Treatment for Fintech Services

Core financial supplies remain input-taxed (no GST charged, limited credits); non-financial services taxable.

Input-Taxed Supplies

  • Account provision, payment facilitation, lending/interest, FX conversions.

Taxable Supplies

  • SaaS subscriptions, data sales, consulting/implementation.

Apportionment Requirements

Use revenue-based, direct attribution, or hybrid methods; document for ATO.

Extended Example: 68% input-taxed, 32% taxable revenue. Annual mixed expenses $330,000 inc $30,000 GST.

  • Claimable: $30,000 × 32% = $9,600.
  • Reduced input tax credits (75% rate) apply to certain processing acquisitions.

Monitor Financial Acquisitions Threshold ($150,000 GST on input-taxed related purchases) to avoid full credit denial.

Understanding Your Profit and Loss Statement

Disaggregate revenue for stakeholder clarity.

Revenue Section

Example Monthly P&L:

  • Transaction Revenue: $650,000
  • Subscription Revenue: $420,000
  • Interchange Revenue: $190,000
  • Interest Revenue: $135,000
  • Other Revenue: $75,000
  • Total Revenue: $1,470,000

Cost of Revenue

$450,000–$520,000 typical, yielding 65%–70% margins.

Key Metrics

  • Monthly/annual recurring revenue (MRR/ARR).
  • Take rate (revenue/volume).
  • CAC payback period and LTV:CAC ratio.
  • Churn rate and net revenue retention.

Understanding Your Balance Sheet

Growth fintechs show high intangibles and receivables.

Assets

Extended Example:

  • Operating Cash: $2,100,000
  • Receivables/Settlements: $480,000
  • Prepaids/Security Deposits: $220,000
  • Capitalised Development: $1,800,000
  • Total Assets: $4,600,000

Liabilities

Extended Example:

  • Payables: $320,000
  • Deferred Revenue: $680,000
  • Accrued Expenses: $720,000
  • Total Liabilities: $1,720,000

Equity and Regulatory Compliance

AFSL holders calculate NTA (equity minus intangibles/excluded assets) monthly; thresholds vary ($50,000 basic to $5m+ for custody/digital assets).

Common Bookkeeping Mistakes

  • Incorrect deferral of subscriptions → Overstates current profit.
  • GST apportionment errors → BAS reassessments and penalties.
  • Unconstrained variable consideration → Profit volatility from reversals.
  • Over-capitalisation of R&D → NTA breaches.
  • Poor reconciliation → Missed revenue or fraud exposure.

Frequently Asked Questions

What licences do Australian fintechs typically require?

AFSL for financial product advice/dealing/custody (payments, lending, crypto). ACL for credit. AUSTRAC for designated services (remittance, crypto). Exemptions/sandbox available for testing.

How should transaction revenue with variables be recognised under AASB 15?

Estimate expected value, constrain for uncertainty (chargebacks). Reassess periodically with adjustments.

Can fintechs claim full GST credits on all expenses?

No for input-taxed. Apportion mixed; use fair methodology and document.

What net tangible assets must AFSL holders maintain?

Varies by authorisation ($50,000+ basic; $5m+ custody/digital assets). Monitor monthly.

How to account for interest on reserves or floats?

Accrue if retainable; disclose and segregate if customer-entitled.

What software works best for fintech bookkeeping?

Xero/NetSuite with integrations (Stripe, Adyen) for automation.

About Scale Suite

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