Bank Audits at Scale: PDF Statements, No ERP, and a BRS That Builds Itself
Bank audit work has a structural quirk most AI-audit tooling isn't built around: there's often no ERP to connect to at all. A concurrent or branch bank audit runs on statements the bank hands over — PDFs, sometimes scanned copies, occasionally an Excel export if you're lucky — matched against a cashbook. There's no Tally company file, no SAP database, nothing to pull a trial balance from in the usual sense. A tool built around the assumption that data arrives through an ERP connector simply doesn't have an entry point for this kind of engagement.
Why "absence of a BRS module" kept coming up as a real gap
Manual bank reconciliation is genuinely slow work — an article tick-marking every bank statement line against the cashbook by hand, building the BRS line by line in Excel, one workbook per account. For a large account, that can eat a full day. And the part that erodes audit quality quietly, year over year: stale reconciling items — an unpresented cheque from three audits ago, a bank charge nobody ever traced — get carried forward without being re-investigated, because nobody wants to reopen a two-year-old mystery during a time-pressured close.
What has to work without an ERP behind it
The two things a bank-audit-specific tool needs to handle that a Tally-first tool often doesn't: statement extraction that works from whatever format the bank actually provides, and volume — a firm running concurrent audits across many branches needs this to work at a pace that matches nominal bank-audit fees, not the effort of a full statutory engagement.
On CORAA, the Bank Reconciliation module reads bank statements as they actually arrive — PDF exports, Excel downloads, scanned copies, from any bank, with no fixed template required — and matches every line against the cash & bank ledger by amount, date, and reference. What doesn't match sorts automatically into unpresented cheques, uncredited deposits, and unbooked bank charges, and a BRS assembles itself per account rather than getting built by hand in a fresh spreadsheet each time. An entity running several current accounts, a cash credit account, and an overdraft across multiple banks reconciles in the same engagement, one BRS per account, with a consolidated cash & bank position across all of them.
The part that actually fixes the stale-items problem
Reconciling items are aged from the date they first appeared unreconciled, and anything still open beyond a configurable threshold is quantified against performance materiality and surfaced explicitly — not buried in a BRS nobody re-reads. Items carried forward get flagged year on year, so a two-year-old unpresented cheque doesn't quietly become a three-year-old one without anyone noticing it's still sitting there. That's the mechanism that actually addresses the "stale items rarely investigated" pattern, not just faster matching on the current period.
What this changes for volume bank-audit work specifically
For a firm running concurrent audits across many branches — the kind of engagement where the per-branch fee genuinely doesn't support a full day of manual tick-and-bash per account — the difference between hours and minutes of runtime per account is what makes the economics of the engagement work at all. The reconciliation itself takes minutes; what's left is a focused review of the items actually flagged, not a full line-by-line rebuild.
Frequently Asked Questions
Does bank reconciliation require the client's bank data to come through an ERP?
No — statement extraction works directly from PDF exports, Excel downloads, or scanned copies from any bank, with no fixed template required, independent of whatever ERP (or lack of one) the entity uses.
How does the reconciliation handle multiple bank accounts?
Each account gets its own BRS, and an entity running several current accounts, a cash credit account, and an overdraft across multiple banks reconciles within the same engagement, with a consolidated cash & bank position across all of them.
What happens to old reconciling items that never got investigated?
Items are aged from when they first appeared unreconciled, and anything open beyond a configurable threshold is quantified against performance materiality and flagged year on year — rather than silently carrying forward unexamined.
Is this practical for high-volume, lower-fee bank audit work?
That's specifically the case it's built for — a reconciliation that takes minutes of runtime per account instead of a full day of manual work is what makes volume bank-audit work economically viable at typical bank-audit fee levels.
Related: Bank Reconciliation module · Start a free trial