Accounting Firms

Security Cost Review in CAM Charges

How partner firms review security cost allocation, service scope, vendor support, capital treatment, and lease language before signing a finding.

By Angel Campa, FounderUpdated March 12, 2026

I work as a principal engineer. I built the engine behind these audits. Each finding points to the lease clause and the bill line. Your team reviews and signs first.

Security Cost Review in CAM Charges

Security cost review checks whether the landlord's security charge matches the lease and the service actually provided. The partner needs to know who the service helped, where it was performed, and how it was billed.

The review should connect the lease clause, vendor contract, invoice detail, service area, and any capital treatment question before a finding is signed.

Partner-led security cost review should separate common-area services, tenant-specific services, capital items, and unsupported charges in one workpaper.

Start with the service scope

Security charges can cover different services. Some serve shared areas. Some serve one tenant, one suite, or one incident. The partner should map the charge before judging it.

Useful service-scope questions include:

  • What area did the service cover?
  • Was the service for the property, a shared area, or one tenant?
  • Was the service routine or tied to a specific event?
  • Was the charge for staffing, equipment, monitoring, or installation?
  • Was the item expensed at once or treated as capital?

The answer should point to an invoice, contract, work order, or other support.

Review the lease language

The lease may allow common-area security services, building monitoring, patrols, access control, or similar costs. It may exclude tenant-specific services, capital items, penalties, or costs tied to another tenant's operations.

The partner should capture:

  • The operating expense definition
  • Any security-specific language
  • Any capital expense exclusion or amortization language
  • Any bidding or vendor selection language
  • Any tenant-specific service exclusion

This keeps the review tied to the lease instead of a broad rule about security costs.

Backup to request

Ask for the records needed to understand the service and the charge:

  • Security vendor contracts
  • Invoices by service type and location
  • Work orders or service logs
  • Support for new equipment or system installation
  • Capital register entries for security equipment
  • Any side agreement that assigns security costs to a specific tenant

Keep the request focused. The partner needs enough support to map the charge to the lease and the service area.

Partner review workflow

  1. Capture the lease language for security and operating expenses.
  2. Pull the reconciliation line and billed amount.
  3. Request contracts, invoices, and service support.
  4. Map each charge to the area and tenant group served.
  5. Mark unsupported, tenant-specific, or capital-treatment questions.
  6. Prepare the workpaper for partner signoff.

That process helps the partner decide whether the file supports a signed finding, a backup request, or escalation.

How CAMAudit supports the review

CAMAudit helps partner firms organize lease terms, security line items, service support, vendor records, and backup gaps. It can surface security cost questions for the partner review queue.

CAMAudit does not decide legal interpretation, request records from the landlord, or replace the partner's review-and-sign step. The partner remains the auditor and owns the client-facing deliverable.

For related review topics, see excluded services in CAM charges, vacant suite improvements in CAM, and pro-rata share review.

Frequently asked questions

Frequently Asked Questions

What is security cost review in CAM?

It is a partner review of lease language, security invoices, vendor contracts, service areas, and backup used for security charges.

What documents should the partner request?

The partner should request vendor contracts, invoices, service logs, work orders, equipment support, and any agreement that assigns security costs to one tenant.

What makes a security charge need review?

A charge needs review when the service area is unclear, the cost may serve one tenant, the item may be capital, or the landlord has not provided support.

Can CAMAudit decide whether a security cost belongs in CAM?

No. CAMAudit organizes the lease terms, service support, invoices, and review questions. The partner reviews the evidence and signs the deliverable.

How should capital security items be reviewed?

The partner should compare the equipment or installation support to the lease's capital expense language and decide whether the file needs escalation.

Review security costs before delivery.

Use CAMAudit to organize lease terms, service scope, invoices, vendor contracts, and backup gaps for partner review.

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