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AI BAS Preparation Support

The file reconciled, the coding current, the documents chased and the GST anomalies flagged — before your agent opens it. The review, the judgement and the lodgement stay exactly where the law puts them.

This product does not lodge a BAS. Preparing or lodging a BAS for a fee is a BAS service under Australian law and may only be provided by an agent registered with the Tax Practitioners Board. The AI performs preparation work. Your registered BAS or tax agent reviews it, forms their own view, and lodges under their own registration and accountability. Nothing here changes that, and no software can.

Where the Line Falls, and Why It Does Not Move

Plenty of vendors are vague about this. It is worth being precise, because the vagueness is the risk.

Australian law draws a hard boundary. Providing a BAS service for a fee — which includes ascertaining or advising on a client’s BAS obligations, and lodging on their behalf — requires registration with the Tax Practitioners Board. That registration is held by a person or a practice. It carries the Code of Professional Conduct, professional indemnity requirements, and personal accountability. It is not something a piece of software can hold, and not something you can delegate to one.

Underneath that boundary sits an enormous amount of work that is not a BAS service at all: reconciling a bank account, coding a supplier bill the way it has been coded for two years, emailing a client for a missing receipt, checking whether the GST on an invoice adds up, listing what is in the suspense account, comparing this quarter’s figures to last. This is preparation. It is mechanical, it consumes most of the hours in a BAS quarter, and there is no professional reason for a human to do it by hand.

So that is precisely what the AI does — and precisely where it stops. It does not form a view on whether a supply is taxable. It does not decide that the figures are right. It does not lodge, and it holds no ATO credentials. What it produces is a prepared file with the questions surfaced, the anomalies flagged and the working papers assembled. What your agent does with that is unchanged: they review it, exercise their own judgement, satisfy themselves it is correct, and lodge it as their own work.

The uncomfortable version of this argument is worth stating plainly. If a tool claims to remove your accountability as the agent, it is either misdescribing itself or inviting you to breach your obligations. The accountability is the job. What automation should buy you is not less responsibility — it is a better file to be responsible for, and the time to actually look at it.

The Preparation Work, Done Before the Deadline Exists

Every item below is preparation, not a BAS service. Each one is something your agent would otherwise do by hand at the worst possible time of the quarter.

The File Stays Current

Coding and reconciliation run through the quarter rather than accumulating into it, so the final fortnight is a review instead of a reconstruction.

  • Transactions coded as they arrive
  • Reconciliations kept up to date continuously
  • Nothing left to excavate at quarter end
  • Client chasing spread across the quarter

Document Chasing

Missing substantiation identified and chased from clients continuously, with the date, amount and merchant attached — the detail that makes a client able to actually answer.

  • Transactions lacking substantiation identified
  • Clients chased by email or SMS on your schedule
  • Silence and material amounts escalated to your team
  • Documents matched to their transaction on arrival

GST Anomaly Flagging

Departures from the file’s established treatment surfaced for a person to determine. The AI reports the inconsistency; it does not rule on the correct answer.

  • Treatment changes against supplier history flagged
  • GST on fees, interest, wages and ATO payments surfaced
  • Documents lacking valid tax invoice features flagged
  • Duplicates inflating input tax credits caught

Quarter-on-Quarter Comparison

Movements that warrant an explanation surfaced before your agent goes looking — so the review starts from a question, not a spreadsheet.

  • Material movements against prior quarters flagged
  • Unusual balances surfaced with context
  • Suspense and clearing accounts itemised
  • Working papers assembled into a reviewable pack

The Agent’s Review, Supported

Every proposal shows its reasoning and its source document, so review is verification against evidence rather than trust in an output.

  • Reasoning shown for every coding proposal
  • Source documents attached to their transactions
  • Full trail: proposed, reviewed, changed, by whom
  • Sign-off is a human act, recorded as one

What It Will Not Touch

The boundary is enforced in the product, not just described in the marketing. There is no path by which the AI lodges anything.

  • No ATO credentials held, no lodgement capability
  • No determination of GST characterisation
  • No sign-off that figures are correct
  • No claim to reduce the agent’s accountability

How a Quarter Runs

Four stages. The AI does the first two. Your registered agent owns the last two, and they are not automatable.

1

Throughout the Quarter — AI

Transactions coded against the file’s own history as they arrive, reconciliations kept current, missing documents chased from clients continuously, and anything out of pattern queued as an exception rather than guessed.

2

At Quarter End — AI Assembles

GST coding cross-checked against established treatments, anomalies flagged with the specific reason, suspense and clearing accounts itemised, quarter-on-quarter movements surfaced, and working papers assembled into a reviewable package.

3

Review — Registered Agent

Your agent reviews the prepared file and the flagged items, applies professional judgement to GST characterisation and anything genuinely ambiguous, resolves exceptions, and forms their own view that the figures are correct. This step is a professional obligation and is not automated.

4

Lodgement — Registered Agent

The agent lodges under their own TPB registration, with their own accountability, using their own ATO credentials. The AI has no lodgement capability and holds no ATO credentials. Nothing reaches the ATO on the strength of an AI proposal.

What Feeds a Clean BAS

BAS quality is decided in the twelve weeks before it, not the last fortnight.

AI Bank Reconciliation

A reconciled file is the precondition for a BAS you can stand behind. See how the rec is prepared — and why it is never force-matched.

Reconciliation prep

AI Expense Management

Substantiation is where BAS quarters come unstuck. Receipts captured and chased continuously rather than reconstructed.

Expense management

AI Bookkeeping

Current coding through the quarter is the whole difference between review and reconstruction.

AI bookkeeping

Frequently Asked Questions

The questions registered agents ask — starting with the one about accountability.

Make the Quarter a Review, Not a Reconstruction

Free consultation: bring a client file and your quarter-end process, and we will map what the AI would prepare and exactly where it hands back to your agent. Call +61 3 9999 7398 or email hello@ai-accounting.au.