How to Read Your CAM Reconciliation Statement (3 Things to Check)
The annual CAM reconciliation — the once-a-year true-up that compares what you paid in monthly estimates against the landlord's actual common-area costs — is exactly where overcharges hide. Most tenants pay the balance without checking the math, and a single error in the denominator or your pro-rata share doesn't go away: it compounds year over year. According to Tango Analytics (2023), roughly 40% of CAM reconciliations contain material errors. Here's how to read the statement and the three things to check before you pay.
What is a CAM reconciliation statement?
A CAM reconciliation statement is the year-end accounting your landlord sends to true up estimated common area maintenance charges against actual costs. Throughout the year you pay a monthly CAM estimate; after the year closes, the landlord totals the real common-area expenses (landscaping, parking-lot upkeep, common-area utilities, security, often taxes and insurance), multiplies the total by your share, and either bills you the shortfall or credits the overage. The statement is the document that explains how they got to that number — and it's the only place those calculations are exposed.
Is your pro-rata share and its denominator correct?
Your pro-rata share is the fraction of building costs you pay, and it depends entirely on the denominator the landlord uses. The share is your space divided by the building's total square footage — for example, 5,000 rentable square feet (RSF) in a 100,000-square-foot building is a 5% share. If the landlord understates the building total (the denominator), your percentage rises and you absorb more than your fair slice of every line item. Check the share printed on the statement against the share fixed in your lease, and check the building total against what the building actually measures. A shrinking denominator quietly inflates every charge below it.
Are the line items actually "common" and "incurred"?
A charge belongs in CAM only if it benefits the shared common areas and the landlord actually spent the money. Read each line item with two questions: is this common (does it serve all tenants, not one tenant's buildout, not an empty unit, not the landlord's own legal or financing costs), and was it actually paid or incurred? Many leases require CAM items to be amounts "actually paid or incurred," which blocks arbitrary percentage "fees" the landlord never truly spent. A line you can't tie to a real, shared expense is a line worth questioning.
Did your share or the building denominator change year over year?
The fastest way to catch a problem is to put this year's statement next to last year's. Compare three things: your stated pro-rata share, the building's total square footage, and the major line-item totals. If your share crept up without a lease amendment, or the building denominator shrank from one year to the next, that's an anomaly worth a closer look — a smaller denominator means each remaining tenant pays a bigger slice. Year-over-year drift is where small errors quietly compound into real money.
How long do you have to review the records?
Most commercial leases give you a time-limited right-to-review-records window after a reconciliation. This window (sometimes called "audit rights" in the lease) lets you request the landlord's supporting documentation, but it's bounded — often a set number of days or months after you receive the statement. Miss the deadline and you may lose the right to question the numbers entirely. Find the clause, note the date you received the statement, and calculate your deadline before it passes.
The principle to remember: the reconciliation is the one document per year where the math is exposed — check your share, check the denominator, and compare it to last year before you pay.
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Informational only; not legal advice and not an audit or attest service. ReCAM is not a CPA firm and these services are not regulated by the Texas State Board of Public Accountancy. © ReCAM Technologies LLC.