MRO inventory can release cash when an organization removes avoidable purchases and surplus stock while preserving the parts needed to keep assets running. The starting point is an approved operating requirement for each item. A blanket reduction target cannot establish that requirement.

For executives, the decision is practical: which inventory supports a credible failure or maintenance scenario, which inventory exceeds that need, and how will the proposed change affect cash? The assessment must answer all three before a buyer changes a replenishment setting or a storeroom removes a spare. No method can guarantee zero downtime. The objective is to protect the required level of service and detect deterioration early.

Protect the operating requirement first

A part with no issues in three years may still protect the business from a long outage. An insurance spare exists for an uncommon event with a serious consequence. Historical consumption alone cannot determine whether it should remain in stock.

Maintenance and reliability should connect each candidate to the assets it serves and the failure modes it covers. Record the consequence of unavailability, including safety, environmental exposure, production loss and repair delay. Confirm the condition of the spare, its compatibility and whether a tested substitute or redundant asset can actually sustain operation.

Procurement must then establish the full time needed to restore availability. Supplier production, transit, inspection, installation readiness and repair turnaround can all matter. Use observed variability and outage requirements where evidence exists. A quoted lead time or an untested promise of emergency delivery is insufficient support for removing a critical spare.

Agree a protected quantity that covers the documented operating scenario, reservations for planned work and an appropriate buffer. Reliability owns the technical decision; procurement validates the supply assumptions. Record the evidence and approvers. When either is missing, hold the item for review. Do not interpret an empty field as permission to reduce inventory.

Find surplus that can be acted on

Start with physically verified stock, duplicate item records, disconnected bills of material and replenishment parameters that no longer match the installed asset base. Review purchase orders and reservations alongside on-hand balances so a reduction does not trigger an automatic replacement order. A retired asset is a useful lead, but a part may still serve another operating asset or site.

Rank candidates by a credible cash mechanism and the effort needed to establish safe coverage. Common consumables with excess stock and documented replenishment are often easier to validate than unique critical spares. Keep the harder decisions visible rather than assigning them an arbitrary percentage reduction.

Choose a cash mechanism for each candidate

An inventory balance is an accounting measure. Cash release depends on what happens next. Finance should confirm the baseline, the benefit period, the expected payment or receipt date and the evidence required to recognize the result. Some major spares may be classified as fixed assets under the organization’s accounting policy; confirm their treatment before including them in an inventory target.

Consume excess stock and suppress replacement purchases when operating coverage permits. Count the avoided cash payment only when a justified purchase would otherwise have occurred within the review period. Lowering a system maximum today does not prove that a payment has been avoided.

Return or sell surplus where terms and demand support recovery. Estimate actual receipts less fees, freight and other cash costs. A supplier credit creates a cash benefit when it offsets a future payment; record that timing explicitly. Moving a part between internal sites may avoid a purchase at the receiving site, but does not reduce enterprise inventory by itself.

Write-offs can improve the accuracy of the balance sheet without recovering cash. IAS 2 treats inventory write-downs as expenses under IFRS. Finance must apply the organization’s own accounting framework and policy. Keep disposal costs and any salvage receipts visible rather than presenting the written-off book value as cash generated.

Keep the business case free of double counting

The following example is illustrative. It is not a client result or a savings benchmark. Each action assumes technical and supply review has been completed.

ActionInventory reductionCash effect in the review period
Consume four surplus units at a book cost of $250 each; avoid four planned purchases at $275 each$1,000$1,100 avoided payments
Return three surplus units at a book cost of $1,000 each; receive $2,850 and pay $150 freight$3,000$2,700 net receipts
Write off two unusable units at a book cost of $400 each; no salvage proceeds or cash disposal cost$800$0
Total$4,800$3,800 net cash benefit

The $4,800 inventory reduction and $3,800 cash benefit describe different effects. Adding them would overstate the result. Annual carrying-cost estimates also belong in a separate operating-benefit calculation. A modeled carrying-cost percentage is not evidence that storage, labor or insurance payments will fall.

Use digital tools to prepare decisions

Analytics can flag duplicate descriptions, unusual replenishment settings and stock held at several sites. AI can help reconcile descriptions and draft evidence summaries. Keep source records attached to each recommendation, test matching accuracy and require people to approve item equivalence, criticality and protected quantities before system changes.

Gartner reported in October 2026 that 63 percent of senior procurement leaders expected significant AI performance improvement over three years, while 25 percent had redesigned jobs and roles as a direct result of AI implementation. Its surveys concluded in April. These are reported expectations and adoption findings, not evidence of achieved MRO savings. For an MRO program, the practical implication is to assign decision rights and exception ownership before automating replenishment changes.

Run a controlled ninety day pilot

During days 1 to 30, choose a defined site or inventory family and reconcile the physical stock, item master and finance balances. Establish the protected quantities and identify purchases that would otherwise occur. Agree baseline measures, owners and stop conditions before changing settings. Begin with candidates whose evidence is complete.

During days 31 to 60, execute approved consumption, return or sale actions in small batches. Record changes in the planning system and preserve the audit trail. Track cash receipts and avoided payments separately from book reductions. Review shortage events and supplier performance weekly with maintenance, procurement and finance.

During days 61 to 90, compare outcomes with the baseline and verify the benefit with finance. Track downtime attributable to parts unavailability, critical-part stockouts, emergency purchase and freight costs, and maintenance work delayed for materials. Separate these from unrelated asset failures and changes in production volume.

Any safety-critical coverage breach requires an immediate hold and technical review. Investigate a new shortage or delay linked to a changed policy before expanding the pilot. Restore coverage when the agreed operating requirement is no longer met. A short pilot with no failures does not validate protection against rare events; retain the engineering scenario review.

Turn the assessment into an operating routine

The companion MRO Excellence assessment worksheet records the protected quantity, supply evidence, approval status, cash mechanism and owner for each candidate. It keeps unapproved records out of the approved opportunity totals and separates plans from reported actual outcomes. Use it in a joint review with reliability, procurement, operations and finance.

Sources

IFRS Foundation | IAS 2 Inventories | Accounting treatment of inventory write-downs

Gartner | Procurement AI role redesign survey | October 8 2026