Working Capital Assessment: MPBF Method for Credit Pros 2026

If you are pursuing the IIBF Certified Credit Professional course, working capital assessment is a topic you simply cannot afford to fumble. It is the practical core of lending, the place where theory meets the borrower's balance sheet, and a reliable source of exam marks.

This guide breaks down working capital assessment using the time-tested MPBF method, alongside the turnover and cash-budget approaches. We explain the operating cycle, the formulas, and the prudential norms so you can size a limit correctly and defend it in an exam or a credit committee.

Understanding Working Capital

Working capital is the money a business needs to fund its day-to-day operations: stocking raw materials, running production, holding finished goods, and waiting for debtors to pay. Sound working capital assessment ensures a borrower gets neither too little finance, which chokes operations, nor too much, which invites diversion.

The two key concepts are gross working capital, the total current assets, and net working capital, current assets minus current liabilities. A positive net working capital signals that long-term sources are funding part of the current assets, a sign of financial health. Reinforce these basics with our IIBF practice tests.

The Operating Cycle

The operating cycle is the time taken to convert cash back into cash through the business process. A longer cycle ties up more funds and demands more working capital. Mapping it is the first step in any credible working capital assessment.

• Cash is used to buy raw materials.
• Raw materials become work-in-progress, then finished goods.
• Finished goods are sold, often on credit, creating debtors.
• Debtors pay, and cash returns to the business.

The duration of each stage, less the credit a business enjoys from its own suppliers, determines the funding gap. Sharpen your grasp of the cycle with our match-the-following game.

The MPBF Method Explained

Maximum Permissible Bank Finance (MPBF) is the classic approach to working capital assessment, formalised by the Tandon Committee. It links the bank's finance to the working-capital gap while insisting the borrower brings a margin from long-term sources. Two methods are commonly examined:

Method II is stricter and demands a healthier current ratio of 1.33, which became the prudential benchmark. The borrower funds 25 per cent of working-capital needs, and the bank funds the rest up to the MPBF ceiling. Read more worked examples on our banking exam blog.

Turnover Method for Small Borrowers

For smaller borrowers, the Nayak Committee recommended the simpler turnover method, widely used for limits up to a prescribed threshold. Under this approach, working capital requirement is taken as 25 per cent of projected annual turnover, of which the borrower contributes 5 per cent of turnover as margin and the bank funds 20 per cent.

So for a unit with projected turnover of INR 100 lakh, the working-capital requirement is INR 25 lakh, the borrower's margin is INR 5 lakh, and bank finance is INR 20 lakh. This quick method is a frequent numerical question, so practise it until the arithmetic is automatic. It reflects an assumption of a three-month operating cycle, a point examiners like to test in working capital assessment.

Cash Budget and Other Methods

For seasonal industries such as sugar, construction, or tea, the cash budget method suits better. Here finance is assessed from projected monthly cash inflows and outflows, and the limit is set to cover the peak deficit. This matches funding precisely to the lumpy needs of seasonal businesses.

Larger borrowers may also be assessed under the more flexible loan-system-for-delivery-of-bank-credit framework, splitting finance into a loan component and a cash-credit component. A complete working capital assessment toolkit includes the MPBF, turnover, and cash-budget methods, with the right one chosen for the borrower's profile. Stay current with regulatory guidance on our IIBF news page.

Drawing Power, Margin and Prudential Norms

Once a limit is sanctioned, disbursal is controlled by drawing power, computed from the value of stocks and book debts less the prescribed margin. A banker monitors this through monthly stock statements and periodic inspections.

• Margin — the borrower's stake, providing a cushion against value erosion.
• Drawing power — the maximum that can be drawn, recalculated as stocks and debtors change.
• Current ratio — a benchmark of 1.33 under Method II signals adequate liquidity.

These controls keep the advance secure and the borrower disciplined, which is the practical aim of every working capital assessment. Check policy rates that affect pricing on our RBI rates tracker.

Exam Strategy for Working Capital Assessment

Build a one-page sheet with the two MPBF formulas, the turnover-method shortcut, the cash-budget logic, and the drawing-power and margin concepts. Then solve numericals repeatedly, because this topic rewards speed and accuracy under time pressure.

Focus especially on Method II, the 1.33 current ratio, and the turnover-method split of 5 per cent margin and 20 per cent bank finance. Candidates who command working capital assessment consistently score well in the Certified Credit Professional paper. Begin a structured plan from the CAIIB and IIBF course pages.

Conclusion

From the operating cycle to the MPBF ceiling, working capital assessment is the discipline that keeps lending sound and borrowers liquid. Learn the methods, practise the numericals, and understand the prudential norms, and you will answer with the assurance of a seasoned credit officer. Treat this as the backbone of your credit-certification prep. For official reference, see the IIBF website.