26 Mar 2025Updated: May 2026
Inventory confirmation — the process of independently verifying that physical stock matches book records — is one of the more technically demanding audit procedures. Under SA 501, statutory auditors must either attend the physical inventory count themselves or, when attendance is not practicable, perform alternative audit procedures. In practice, for businesses where the auditor relies on a stock audit conducted by a separate firm, the quality of the confirmation procedures directly determines the reliability of the closing stock figure and, consequently, the accuracy of the profit and loss account.
What Makes Inventory Confirmation Technically Challenging
Inventory presents unique audit challenges because it is heterogeneous (multiple categories with different valuation methods), physically dispersed (multiple locations, third parties, transit), subject to condition-based write-downs (damaged, obsolete, slow-moving), and directly impacts profit through the cost of goods sold calculation. A ₹10 lakh overstatement of closing stock is a ₹10 lakh overstatement of profit — directly affecting tax liability, banking covenants, and the accuracy of financial statements.
The Income Tax Act's Section 145A compounds this: closing stock must be valued inclusive of taxes and duties, and in accordance with the method of accounting regularly employed by the assessee. Inconsistency in valuation methodology between years is a common trigger for scrutiny under Section 143(3).
Key Procedures for Accurate Inventory Confirmation
Cut-Off Procedures
The single most important control around inventory counting is the cut-off — the point at which inward and outward movements are frozen for the count. The last purchase invoice and the last dispatch note before the count date must be identified and recorded. Any stock movement after the cut-off must be separately tagged and excluded from the count. Without a documented cut-off, double-counting (stock in transit counted at both source and destination) or undercounting (stock dispatched before count but not yet invoiced) can occur.
Simultaneous Multi-Location Counts
For businesses with inventory at multiple locations, all sites must be counted simultaneously. Counting one location at a time creates a window for stock to be moved between locations, artificially inflating the count at the location being counted later. This is a classic manipulation technique in fraudulent stock representations — and one that a properly structured audit prevents by design.
Third-Party Confirmations
Stock held with job workers, C&F agents, consignment agents, or at customer premises must be confirmed independently. SA 501 specifically requires auditors to evaluate the reasonableness and appropriateness of confirming with custodians when inventory is held by third parties. Written confirmations from the third party, reconciled against the challan register and ERP records, provide the necessary evidence.
Valuation Verification
Physical counting establishes quantity. Valuation requires a separate layer of work: confirming that the per-unit cost applied to each category of inventory is supported by purchase invoices, that FIFO/weighted average calculations are correctly applied, and that NRV (net realisable value) is compared to cost for finished goods and WIP, with write-downs recognised where NRV is lower. Ind AS 2 and AS 2 both require the lower of cost or NRV — this is frequently overlooked for slow-moving finished goods.
GST Compliance Check
A complete inventory confirmation now includes a GST reconciliation layer: the physical stock position must be consistent with ITC claimed on inputs and the turnover declared in GST returns. Discrepancies between stock levels and GST data are a red flag for both the GST department and the bank's concurrent auditor.
Regi Tom Antony And Associates provides comprehensive stock audit and inventory confirmation services for businesses across Kerala, covering multi-location physical verification, cut-off procedures, GST reconciliation, and SA 501-compliant documentation. For business advisory services, visit smeadvisory.in. Contact: letstalk@rtaandassociates.com | Kakkanad, Kochi.