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Blog · Territory, capacity and quota planning · Finance and FP&A teams

Fixed and working capital requirements: plan the cash needed

Fixed capital pays for long-lived assets, while working capital funds operating balances. Separate the two in a monthly workbook, calculate the additional funding needed, and reconcile the peak requirement.

The short answerFixed and working capital requirements are the funds needed for long-lived assets and cash tied up in day-to-day operations. Plan asset payments separately from changes in operating working capital. Add those cash requirements by month to find their combined funding need, then include operating cash generation, reserves and financing in the wider cash plan.

Fixed and working capital requirements are the cash needed for long-lived assets and the operating balances that support sales. Keep asset payments separate from changes in receivables, inventory and operating liabilities, then combine their monthly cash effects. The largest cumulative requirement can arrive before the period ends.

Separate the two uses of funds

Fixed capital supports assets the company uses over several periods: production equipment, warehouse improvements and buildings. The planning question is when cash must be paid, including deposits, delivery payments and installation charges. The capital vs operating budget distinction helps classify the underlying spending.

The IRS describes depreciable business property as having a useful life extending substantially beyond the year it enters service in Publication 946. That tax concept helps explain the long-lived nature of many assets; the tax deduction schedule still does not tell you when the supplier gets paid.

Working capital supports the operating cycle. Inventory arrives before it sells, and credit sales create receivables before customers pay. Trade payables and accrued operating expenses offset some of that funding need.

The working capital metric covers the balance-sheet definition. This planning example uses a narrower operating definition, excluding cash, debt and income taxes. Put excluded cash movements into the wider cash plan separately.

Define the workbook before calculating

Operating working capital = Trade receivables + Inventory + Operating prepayments − Trade payables − Accrued operating expenses

Additional operating funding = Closing operating working capital − Opening operating working capital

Combined requirement for these components = Asset cash payments + Additional operating funding

A positive working-capital change uses cash; a negative change releases it. The combined figure is a subtotal, not the complete amount the business must borrow. Operating cash generation, taxes, interest, debt payments and the minimum cash reserve still belong in the full plan.

Use an asset-payment export with project, supplier, payment date and cash amount. Use a separate monthly operating schedule with account, business unit, opening balance, closing balance and assumption owner. Include equipment-related payables in the asset-payment schedule rather than trade payables here, so the same payment is not counted twice.

For a new operation, initial working capital starts from its actual opening balances. For an established operation, the opening balance is already funded; the change is the additional requirement.

A worked US manufacturing plan

A US manufacturer plans a packaging line for the first quarter of 2026. These are illustrative USD amounts, with no rounding needed. Its approved asset-payment schedule is:

Asset payment January (USD) February (USD) March (USD) Total (USD)
Equipment 420,000 0 0 420,000
Installation 0 60,000 0 60,000
Facility improvements 0 120,000 0 120,000
Total cash payments 420,000 180,000 0 600,000

The operating team prepares the following balances. Opening means December 31, 2025; the other columns are month-end balances.

Operating balance Opening (USD) January (USD) February (USD) March (USD)
Trade receivables 240,000 290,000 380,000 360,000
Inventory 180,000 220,000 280,000 260,000
Operating prepayments 20,000 20,000 20,000 20,000
Less: trade payables 150,000 175,000 230,000 210,000
Less: accrued operating expenses 30,000 35,000 40,000 40,000
Operating working capital 260,000 320,000 410,000 390,000

For January, the calculation is $290,000 + $220,000 + $20,000 − $175,000 − $35,000 = $320,000. Compared with the opening $260,000, that uses another $60,000 of cash.

In the prepared plan, receivables and inventory decline in March, so working capital releases cash. A working-capital days comparison can help explain that timing without replacing the dollar schedule.

Find the peak, then prove the total

Combine the asset payments with each month's change in operating working capital:

Cash requirement January (USD) February (USD) March (USD)
Asset cash payments 420,000 180,000 0
Change in operating working capital 60,000 90,000 −20,000
Monthly combined requirement 480,000 270,000 −20,000
Cumulative combined requirement 480,000 750,000 730,000

The largest month-end subtotal is $750,000 in February. The quarter-end subtotal is $730,000 because March releases $20,000. Review the payment dates within each month too: a month-end schedule can miss a larger cash need before customer collections arrive.

The quarter must satisfy this identity:

600,000 + (390,000 − 260,000) = 480,000 + 270,000 − 20,000 = 730,000

Tie opening balances to the ledger, asset payments to approved purchase orders and payment terms, and planned operating balances to their supporting assumptions. The monthly working-capital schedule gives the detailed rollforward structure.

This separation follows the cash-flow logic in the SEC's financial statement guide: asset purchases generally appear in investing cash flows, while changes in other operating assets and liabilities affect operating cash flow.

Where the plan goes wrong

  • Adding closing balances as new spending. The opening operating balance is already financed. Use its change unless you are funding an entirely new operation.
  • Using depreciation as the asset payment. An accounting charge cannot tell treasury which supplier payments fall due this month.
  • Counting inventory purchases twice. A cash forecast built from receipts and payments already captures their cash effect. Do not add a working-capital adjustment to that same forecast again.
  • Treating the subtotal as total financing. Add the remaining business cash flows and the required cash reserve before deciding the funding gap.
  • Planning only the final month. Seasonal inventory, deposits or payment milestones can create an earlier peak that the final balance hides.

Compare the requirements on your own file

Upload your asset-payment workbook and prepared operating assumptions to Covirage: it maps the columns, and its tools compute and check the balances, changes and combined requirements. The external AI model explains the result with every figure traced to its rows. Create a free Covirage account in about a minute, then set up your business and bring a sample of your own data.

See Covirage for finance teams for the supporting finance workflow.

Questions people ask

What is the difference between fixed capital and working capital?

Fixed capital supports assets used over several periods, such as machinery and buildings. Working capital supports operating balances such as receivables and inventory, offset by supplier credit and other operating liabilities. They differ in use, timing and how cash returns to the business.

Do you add total working capital to capital expenditure?

For an existing business, add the increase in operating working capital to planned asset cash payments. Adding the full closing balance counts the already funded opening balance again. A new operation may need its entire initial operating working capital funded.

Does depreciation reduce the cash needed to buy equipment?

Depreciation allocates an asset's cost across accounting periods. It does not replace the payment schedule or reduce the invoice due to a supplier. Use cash payments in the funding workbook and keep depreciation in the profit forecast.

Who should own the capital requirements workbook?

Finance owns the combined cash plan and reconciliation. Operations confirms capacity and inventory assumptions, procurement confirms supplier terms and equipment payments, and sales or credit teams confirm collection assumptions. Each material assumption should have an owner and a review date.