A CAM audit is a formal review of a landlord's CAM reconciliation statement to verify that charges are accurate, properly calculated, and consistent with the lease. The audit compares the statement line items against the lease's expense definition, pro-rata share formula, gross-up provision, and any caps.

How long does a CAM audit take?

With CAMAudit, a full forensic audit runs in under 15 minutes. Traditional CPA-led audits take 4 to 8 weeks and require scheduling, document collection, and manual review. The speed advantage of CAMAudit comes from automating the extraction and detection steps.

What documents do I need for a CAM audit?

You need your commercial lease (including all addenda and exhibits) and your CAM reconciliation statement from your landlord. The reconciliation is usually sent annually, within 90 to 120 days after the close of the lease year. If you haven't received it yet, request it in writing.

What does a CAM audit actually check?

CAMAudit checks 14 categories: management fee overcharge, pro-rata share error, gross-up violation, CAM cap violation, base year error, controllable expense cap overcharge, estimated payment true-up error, gross lease charges, excluded service charges, insurance overcharge, tax overallocation, utility overcharge, common area misclassification, and landlord overhead pass-through.

Do I need an attorney to dispute CAM charges?

Not necessarily. CAMAudit generates a dispute letter draft grounded in your specific findings and lease language. Many tenants resolve CAM disputes by sending this letter directly to their landlord or property manager. For large disputes or adversarial landlords, involving an attorney is advisable.

CAM Audit Window and Statute of Limitations by State: The Complete 50-State Reference

Two independent deadlines govern your ability to recover CAM overcharges. Missing either one can extinguish part or all of your claim — but they operate differently, run on different clocks, and are governed by different bodies of law.

40% of CAM reconciliations contain material errors (Tango Analytics/PredictAP, 2023)

Understanding the interaction between these deadlines is not optional for anyone administering a portfolio of commercial leases. A single overcharged property with $30,000 in annual billing errors, missed across a 6-year SOL state because no one tracked the audit window, represents a six-figure recovery forfeited on a procedural technicality.

The Two Independent Deadlines

Deadline 1: Lease Audit Rights Window

Your lease almost certainly contains an audit rights clause specifying how long after receiving the annual reconciliation statement you have to object, request books and records, or initiate an audit. The most common window is 12 months after receipt of the reconciliation. Some leases specify 90 or 180 days. Institutional leases negotiated by sophisticated tenants may carry 24 months.

What happens if you miss the audit rights window? It depends on lease language. Most audit rights clauses include a "conclusive and binding" provision stating that failure to object within the window makes the reconciliation final. This extinguishes your contractual right to demand records and dispute the specific year's charges.

However — and this is the critical nuance — missing the contractual audit window does not automatically extinguish claims under state law. A state law breach of contract claim, unjust enrichment theory, or fraud theory operates on the state SOL clock, not the lease window.

Deadline 2: State Statute of Limitations

The state SOL governs how far back you can reach with a legal claim. For breach of written contract (the theory underlying most CAM overcharge recoveries), the SOL ranges from 3 years to 10 years depending on jurisdiction. This deadline runs from the date of the breach — typically when each year's overcharged amount was collected — subject to the discovery rule and fraudulent concealment doctrine discussed below.

How to Read the Table

Use the shorter of the two windows for practical recovery planning. If your state SOL is 6 years but your lease audit window is 12 months and you missed it for Year 3, you likely cannot recover Year 3 charges through the contractual audit process — but you may still have a state law claim if within the SOL.

If the lease window has passed but the SOL has not, consult counsel about asserting claims on alternative theories (unjust enrichment, money had and received, or implied warranty of accuracy in the reconciliation).

50-State Statute of Limitations Reference

State	SOL (Years)	Key Statute
Alabama	6
Alaska	3
Arizona	6
Arkansas	5
California	4	CCP § 337
Colorado	3
Connecticut	6
Delaware	3
Florida	5	Fla. Stat. § 95.11
Georgia	6
Hawaii	6
Idaho	5
Illinois	10	735 ILCS 5/13-206
Indiana	10
Iowa	10
Kansas	5
Kentucky	10
Louisiana	10
Maine	6
Maryland	3
Massachusetts	6
Michigan	6
Minnesota	6
Mississippi	3
Missouri	10
Montana	8
Nebraska	5
Nevada	6
New Hampshire	3
New Jersey	6
New Mexico	6
New York	6	CPLR § 213
North Carolina	3
North Dakota	6
Ohio	6
Oklahoma	5
Oregon	6
Pennsylvania	4
Rhode Island	10
South Carolina	3
South Dakota	6
Tennessee	6
Texas	4	Tex. Civ. Prac. & Rem. Code § 16.004
Utah	6
Vermont	6
Virginia	5
Washington	6
Washington DC	3
West Virginia	10
Wisconsin	6
Wyoming	10

Note: SOL periods shown are for written contract claims, the most common theory for CAM overcharge recovery. Alternative theories (unjust enrichment, fraud) may carry different periods. Confirm current statute text before relying on this table.

How the Audit Rights Window and SOL Interact

These are independent clocks that do not reset or affect each other.

Scenario A: Lease has a 12-month audit window. Tenant receives a 2022 reconciliation in March 2023. Tenant fails to object by March 2024. The 2022 contractual audit right is gone — the "conclusive and binding" provision controls. However, if the tenant is in New York, the 6-year SOL under CPLR § 213 does not expire until 2029. A state law claim based on the same 2022 overcharge may still be viable.

Scenario B: Same facts, but tenant is in California. The 4-year SOL under CCP § 337 means the state law claim expires in March 2027. If the audit window passed in March 2024 and the SOL expires in 2027, the tenant has a roughly 3-year window to pursue alternative theories before all remedies are extinguished.

Scenario C: Tenant's lease expires, and no reconciliation is ever sent for the final year. The SOL clock for a claim based on failure to reconcile typically starts when the reconciliation should have been delivered (per lease terms) or when the tenant discovers the omission — not when the lease expired.

The practical planning rule: treat the audit rights window as the operational deadline for contractual remedies, and the SOL as the outside limit for all remedies. Missing the audit window is a setback; missing the SOL is typically fatal.

The Discovery Rule

The standard SOL accrual rule — the clock starts at the moment of breach — can produce harsh results in CAM disputes, where the landlord controls the underlying records and the tenant may have no practical way to identify an overcharge without a detailed audit.

Most states that have addressed this in a commercial context apply the discovery rule: the SOL does not begin to run until the plaintiff discovered or, in the exercise of reasonable diligence, should have discovered the facts giving rise to the claim.

States with robust discovery rule application in commercial lease contexts include:

Massachusetts — discovery rule widely applied; SOL tolled until tenant knew or should have known of overcharge
New Mexico — discovery rule codified; SOL runs from discovery of facts, not occurrence
Alaska — discovery rule applies; SOL tolls for latent fraud or concealment
California — delayed discovery doctrine applies in written contract claims when the plaintiff is not in a position to discover the harm through the exercise of ordinary diligence

For CAM disputes, the discovery date is typically established by the date the tenant first received (or requested) sufficiently detailed records to identify the overcharge. This is why running a CAM audit — and documenting when you ran it — matters for SOL purposes. CAMAudit creates a timestamped record of when the analysis was performed, establishing the discovery date with precision.

The Fraudulent Concealment Doctrine

Where a landlord actively conceals the basis for an overcharge — using invoice consolidation to obscure corporate overhead pass-through, misclassifying expense line items, or providing fabricated supporting documentation — the fraudulent concealment doctrine tolls the SOL for the period of concealment plus a reasonable time after discovery.

This doctrine applies with particular force to cases where the landlord controls all documentation and the tenant has no independent means of verification. Courts have applied fraudulent concealment tolling in commercial lease cases where landlords deliberately obscured management fee calculation methodologies or expense allocation bases.

Approaching Either Deadline: What to Do

If your audit rights window is closing in the next 90 days:

Send written notice of your intent to audit immediately. Most audit rights clauses require only written notice within the window — you do not need to complete the audit before the window closes.
Document the date you received the reconciliation statement (email timestamp, postmark, or courier receipt).
Run a preliminary CAM scan to identify the highest-probability discrepancy categories before committing to a full audit.

If your SOL is approaching:

File a written demand or initiate litigation before expiration — tolling by filing is immediate.
Document the discovery date: when you first had access to records that revealed the specific overcharge.
If fraudulent concealment is present, document each act of concealment and when it was discovered.

"After testing reconciliation samples from published audit cases through CAMAudit, the most common recoverable scenario involves tenants who are still within their state SOL but assumed their lease audit window foreclosed all remedies. Those are often the largest recovery opportunities — the overcharge went unaddressed because of a procedural misunderstanding about which deadline controlled." — Angel Campa, Founder of CAMAudit

CAMAudit's Role in Deadline Management

Running a CAM audit through CAMAudit creates three pieces of documentation relevant to deadline management:

Timestamped discovery record: the analysis report reflects when the scan was run, establishing the earliest point of documented discovery for SOL purposes.
Per-year charge quantification: the output isolates each lease year's overcharge amount separately, enabling multi-year claims structured to the applicable SOL lookback period.
Violation categorization by rule: each flagged item maps to a specific error type (management fee overcharge, cap violation, excluded expense, overhead pass-through), enabling precise statement of claim without extensive manual reconstruction.

For multi-year claims across multiple lease years, see how to calculate multi-year CAM overcharges.

DISCLAIMER: This article provides general legal information for educational purposes, not legal advice. Statutes of limitations change through legislative action and judicial interpretation. The information in this article reflects generally available public sources as of its publication date and may not reflect recent changes in state law. Do not rely on this article as a substitute for advice from a licensed commercial real estate attorney familiar with the specific facts of your situation and the current law of the applicable jurisdiction.

Frequently Asked Questions

What if my lease says I only have 60 days to dispute the reconciliation?

A 60-day contractual audit window is enforceable and short. However, enforceability has limits: courts in several jurisdictions have declined to enforce unreasonably short dispute windows where the landlord provided incomplete or misleading supporting documentation, finding that the tenant could not reasonably discover the overcharge within the window provided. If you have a 60-day window, your practical options are: (1) calendar the dispute deadline the moment you receive each reconciliation; (2) send a written reservation of rights notice within 60 days, even if the full audit is not complete; (3) consult counsel about state law claims if the contractual window has already closed.

Can I recover if the audit rights window passed but the SOL has not?

Potentially, on state law theories that do not depend on the contractual audit rights clause. Breach of written contract claims stand independently of the lease audit mechanism if the overcharge itself constituted a breach of the lease's operating expense provisions. Unjust enrichment and money had and received claims are also available in most jurisdictions. The landlord will likely raise the contractual audit window as a defense. The outcome depends on how courts in your jurisdiction treat the relationship between contractual audit cutoffs and independent state law claims — this is genuinely unsettled law in several states. The analysis is worth doing if the recovery amount is material.

Does paying the reconciliation waive my rights?

Payment under protest, or payment with a written reservation of rights, preserves the claim in most jurisdictions. Unconditional payment accompanied by conduct suggesting acceptance — particularly if a long time elapses before any objection — can support a waiver or accord and satisfaction defense in some jurisdictions. Best practice: never pay a reconciliation without at least reviewing it. If you must pay before you can audit (due to lease late payment penalties), pay with a contemporaneous written notice stating that payment is made without prejudice to your audit rights and any claims arising from the reconciliation.

What's the practical difference between audit rights and the SOL?

Audit rights are a contractual mechanism that gives you access to landlord records and a defined dispute process. The SOL is a state law deadline that governs your ability to sue. Missing the audit rights window may mean you can no longer demand records through the lease mechanism, but you may still be able to subpoena them in litigation. Missing the SOL means you almost certainly cannot sue at all. In practice: protect the audit rights window as your operational deadline, treat the SOL as your ultimate backstop.

Can I get interest on recovered CAM overcharges?

In most states, prejudgment interest runs on breach of contract claims from the date of breach. At a 5–6% statutory prejudgment interest rate (common in commercial-court jurisdictions), a $50,000 overcharge from 4 years ago carries $10,000–$12,000 in interest — meaningfully increasing the recovery. Some leases also contain express interest provisions for overpayment. Calculate interest separately for each lease year based on when that year's overcharge was collected, not from the date of the first year's overcharge. For large multi-year claims, interest can represent 15–25% of the total recovery value.

CAM Audit Window and Statute of Limitations by State: The Complete 50-State Reference