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Controls Internal Audit Cash Leak Prevention Approvals

Payment Approval Matrix + Makerโ€“Checker Controls: Stop Cash Leakage

In most SMEs, cash leakage doesnโ€™t happen through โ€œbig fraudโ€. It happens through small operational gaps: wrong bank details, duplicate payments, unapproved advances, and vendor master edits. A CFO control system fixes this without slowing the business down.

This blog is general guidance. Your final approval matrix should be customized to match your team structure, risk profile, and banking setup.
Payment approvals
The Core Control Principle

The person who creates a payment request should never be the person who approves and releases it.

Most common leakage
Duplicate Payments
Often caused by manual processes, WhatsApp approvals, and missing systemic checks.
Control that matters most
Makerโ€“Checker
Separation of duties (creating vs authorizing) reduces error and fraud risk drastically.
CFO Outcome
Safe Speed
Good controls should actually speed up decision-making by reducing rework and vendor disputes.

What is an โ€œApproval Matrixโ€ in payments?

Itโ€™s a simple rule-set that answers a critical operational question: โ€œWho can approve what, and under which conditions?โ€ Your matrix typically depends on four variables:

  • Amount Slab: e.g., โ‚น0โ€“โ‚น25k, โ‚น25kโ€“โ‚น2L, โ‚น2L+.
  • Payment Type: Routine vendor, employee advance, reimbursement, or statutory.
  • Vendor Risk: First-time payment to a new vendor vs an established, verified vendor.
  • Exception Conditions: Bank detail change requests, urgent un-PO'd payments, round-sum requests.

Makerโ€“Checker in 30 Seconds

  • Maker: Prepares the payment request, attaches invoice, PO, and GRN proof.
  • Checker: Verifies the documents, checks for duplicates, and confirms vendor bank details match the master.
  • Approver: Authorizes the payment based on the matrix limits.
  • Releaser: Executes the actual funds transfer in the bank portal.

Interactive: Build Your Approval Matrix

Choose your business size and risk appetite. We will generate a practical matrix and risk score.

Interactive · Controls
Total monthly bank payments (approx).
Total AP team + managers who approve.
Lower risk = more checks, tighter slabs.
More types = higher complexity score.
Suggested Layers
โ€”
Complexity Score
โ€”
Control Posture
โ€”
Approval Matrix (Generated)
Customize the designations below to match your org structure.
Mode: Balanced
Amount Slab Maker Checker Approver Mandatory Checks
Where Leakages Happen (Demo)
Illustrates how controls reduce specific error types.
Recommended Core Controls

Payment SOP (Simple + Audit-Ready)

A formal payment SOP is the only way to permanently prevent โ€œWhatsApp approvalsโ€ and missing proofs. Here is a clean, 4-step SOP you can implement immediately.

1. Request (Maker)

  • Compile Invoice + PO + GRN (if applicable).
  • Ensure Vendor GSTIN/PAN is mapped to the vendor master.
  • Note the exact due date and flag any reason for early payment.

2. Verify (Checker)

  • Run a duplicate check (invoice no, amount, vendor name).
  • Confirm bank details on invoice exactly match the vendor master.
  • Review TDS, GST, and RCM treatment before passing.

3. Approve (Approver)

  • Check against the authorized amount slab matrix.
  • Ensure any exception flags (advances, missing POs) require higher approval.
  • Approve strictly with an audit trail (ERP log or formal email).

4. Release (Treasury)

  • Bank transfer executed by a separate releaser (where team size permits).
  • Bank UTR captured and stored immediately.
  • Invoice physically/digitally marked as paid and linked to the UTR.

The Minimum Payment Checklist (Printable Logic)

Mandatory Check Why it's necessary Required Evidence
Duplicate invoice check Prevents double payment, cash lockup, and messy vendor disputes. System search log / register screenshot.
Vendor bank verification Unauthorized bank changes are the primary vector for external payment fraud. Cancelled cheque + physical callback confirmation note.
Tax treatment (TDS/GST) Incorrect tax handling creates statutory non-compliance and hidden cash costs. Tax computation working note attached to voucher.
Formal Approval Proof Removes the โ€œI didnโ€™t approve thisโ€ confusion during audits or cash crunches. Workflow system approval, formal email, or ERP log.

Controls are not bureaucracy โ€” they are cash protection.

A clean approval matrix reduces errors, speeds up safe decision-making, and creates a highly reliable audit trail. If you want, we can audit your current payment process and implement a CFO-grade control system.

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