Invoice approval matrices commonly route invoices by factors such as property, vendor, amount or expense category.

That is the easy half. In property management an approval matrix has to answer two separate questions.

Who inside your company can approve this bill? That is your internal control.

Is your company allowed to spend this owner's money on this bill without asking them? That is the owner's authority, delegated to you through the management agreement, and it is a different limit set by a different person.

A matrix that models only the first can allow spending that exceeds the owner's delegated authority. This covers how to build both layers, with a worked example.

Layer One: Your Internal Authority

This is the ordinary AP control any business runs. Who can approve what, based on the amount and the type of spend.

The dimensions worth building in:

• Amount. The obvious one. Higher amounts need more senior approval.

• Category. Routine maintenance, repairs, capital work, legal fees and professional services carry different risk, and a $4,000 plumbing repair is a different decision from a $4,000 legal retainer.

• Budget status. Whether the spend was in the approved budget for the property. An unbudgeted item at a modest amount may need more scrutiny than a budgeted one at a larger amount.

• Vendor status. A first invoice from a newly created vendor warrants a different level of review than the fortieth invoice from an established one.

• Contract status. A bill under an approved service contract, such as monthly landscaping at an agreed price, needs checking against the contract and your internal policy rather than being treated as a fresh decision.

Layer Two: The Owner's Authority

This is the layer specific to property management, and the one worth getting right.

When you pay a vendor from an owner's funds, you are spending money that is not yours under authority the owner gave you. The management agreement may set out that authority, including any spending limit above which the owner's approval is required and any emergency provisions. What the management agreement should include covers that clause from the drafting side.

Three things follow for the matrix.

• The limit should reflect the applicable management agreement. One owner may have given you authority up to $500, another up to $2,500, and a commercial owner something else again. A matrix built around a single portfolio-wide threshold can conflict with an owner's specific agreement. Record the applicable limit against each owner where the agreements establish different authority, and ideally agree it during owner onboarding rather than inheriting whatever the template said.

• Where the agreement applies the limit to the underlying work, test the job total, not each invoice. A $3,000 repair billed as two invoices of $1,500 is still a $3,000 decision. Splitting work across invoices to stay under the owner's threshold, whether deliberately or by accident, is precisely what the threshold exists to prevent. The matrix should test the job total where invoices relate to the same work order.

• Internal approval does not replace owner approval. Your finance director signing off a $6,000 roof repair satisfies layer one. If the owner's limit is $1,000, layer two still needs the owner's answer, and the message requesting it should give options, a recommendation and a deadline.

A Worked Matrix

Illustrative only. The thresholds are examples to show the structure, not recommendations, and yours should reflect your organisation and each owner's agreement.

Read it as two columns that both have to be satisfied. The right-hand column is not a formality appended to the left. It is the owner's permission, and it varies by owner.

Emergencies

Many management agreements give the manager limited authority to act without prior approval when waiting would cause harm. A burst pipe on a Friday night is not a decision to route through three approvers and an owner in another time zone.

What the matrix needs is a clear definition and a clear aftermath.

• Define what counts. Examples may include risk to life or safety, active damage to the property, loss of an essential service, or situations the agreement itself identifies. "Urgent" in someone's judgement at 5pm is not the same thing.

• Name who can authorise it. A specific on-call person, not whoever answers the phone.

• Limit it to the emergency. Stopping the leak is the emergency. Replacing the bathroom afterwards is not.

• Notify the owner promptly and document it. What happened, what was done, what it cost, and what decision is still needed. The emergency route bypasses prior approval, not the owner's right to know.

Controls the Matrix Depends On

An approval matrix is only as good as the controls around it.

• No self-approval. The person who raised a work order or entered an invoice should not approve the same payment.

• Vendor setup separate from approval. The person who can create a vendor or change its bank details should not also be the person approving its invoices. A change to payout details is one of the events this separation protects against.

• Approval before payment, not after. An approval recorded after the money has moved is documentation, not control.

• Evidence retained. Who approved, when, at what amount, and where owner approval was needed, the owner's response. Six months later, when an owner queries a charge, the approval record is the answer.

Approval Is Not the Same as Available

A last point that is easy to miss: an approved invoice is not necessarily a payable one.

The owner's balance may not cover it. Approving a bill does not create funds, and paying it anyway from pooled trust cash means another owner's money paid for it. A three-way reconciliation can surface that problem, but if it is performed after payment, the control comes too late to prevent the payment.

The matrix should hand off to a funds check before payment: approved, and the owner's balance can cover it. Where it cannot, the invoice waits and the owner is asked to fund the shortfall, as the agreement provides.

Keeping It Current

Matrices go stale faster than people expect.

• Staff changes. An approver who has left the company should not still be an approver in the system.

• New owners. Every new management agreement may bring its own limit.

• Agreement amendments. An owner who raises or lowers their threshold needs the change reflected before the next invoice, not at the next annual review.

• Delegations during absence. Holiday cover should be a recorded, time-limited delegation, not a shared login.

A quarterly review of who can approve what, against the current list of staff and agreements, can help identify stale approval assignments before they matter.

Frequently Asked Questions

1. What is an AP approval matrix in property management?
A defined set of rules for who can approve a vendor invoice, based on factors such as amount, expense category, budget status and vendor status. In property management it has two layers: the company's internal approval authority, and the owner's authority delegated through the management agreement, which may set a spending limit above which the owner must approve.

2. How is owner approval different from internal approval?
Internal approval confirms your organisation has authorised the spend. Owner approval confirms the owner has authorised spending their money on it. Both may be needed for the same invoice, and satisfying one does not satisfy the other.

3. Should one approval threshold apply to all owners?
Not where the management agreements establish different spending authority. Different owners can have different limits, and a single portfolio-wide threshold can conflict with any owner whose agreement says something different.

4. What if a job is billed across several invoices?
Where the agreement applies the limit to the underlying work, the combined total should be tested rather than each invoice. That prevents work being split across invoices in a way that avoids the approval the owner required.

5. How should emergency repairs be handled?
Define what qualifies as an emergency, name who can authorise emergency work, limit the spend to what the emergency requires, and notify the owner promptly afterwards with what was done and what it cost. The management agreement may address emergency authority directly, and where it does, its terms govern.

6. Does an approved invoice mean it can be paid?
Not necessarily. Approval authorises the spend, but the owner's balance also has to cover it. Paying an approved invoice when the owner's funds are insufficient means using money held for someone else.

Two Signatures, Not One

An approval matrix designed only around internal company authority answers one question. In property management there can be a second question, and it belongs to someone who is not in the room.

Build the owner's limit into the matrix as a field on every owner where the agreements differ, test it against the job where the agreement requires, and treat it as a permission rather than a courtesy. The internal layer is the part everyone already has.

RIOO is a property management platform built on NetSuite, with vendor management - accounts payable and property accounting in the same underlying system.

Note: Guidance in this article is general. Spending authority, emergency provisions and approval requirements are set by each management agreement and may be affected by applicable law. The thresholds shown are illustrative and are not recommendations.