Disputing CAM Charges and Reconciliations in Texas Commercial Leases

Current as of: September 21, 2026 Commercial Real Estate & Leasing Texas
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Texas commercial tenants generally have a 4-year limit to dispute inaccurate Common Area Maintenance (CAM) charges. Reviewing base year calculations and sending a formal audit demand letter can help recover severe overpayments.

Signing a commercial lease in Texas often comes with hidden financial responsibilities, the most complex being Common Area Maintenance (CAM) charges. Landlords use CAM fees to pass the costs of operating and maintaining shared building spaces onto their tenants. Unfortunately, these reconciliations are notoriously prone to errors, accidental double-billing, and sometimes, intentional padding of expenses.

For business owners, getting hit with a massive, unexpected CAM reconciliation bill at the end of the year can devastate cash flow. Knowing how to dispute these charges effectively is vital for your company's survival. Depending on the circumstances, the court might rule that a landlord breached the lease by improperly categorizing capital improvements as routine maintenance. This guide will show you how to audit your lease and fight back against unfair CAM charges in Texas.

Step-by-Step Process to Dispute CAM Charges

In Texas, commercial leases are heavily governed by contract law rather than statutory tenant protections. Whether your business operates in Dallas, San Antonio, or El Paso, the exact wording of your lease is your primary defense. Here is how you should approach a CAM dispute.

Step 1: Requesting and Reviewing Reconciliations

The first step is to demand a detailed breakdown of the year-end CAM reconciliation. Most Texas leases require the landlord to provide an itemized list of expenses. Do not accept a simple invoice with a lump sum. You have the right to see exactly what you are paying for, from parking lot sweeping to landscaping.

Step 2: Checking the Base Year and Expense Stops

If you have a full-service or modified gross lease, pay close attention to your base year. The base year establishes the standard operating costs for the building, and you are only responsible for increases over that baseline. Landlords sometimes miscalculate the base year expenses, artificially lowering them so that subsequent years appear to have massive increases. Verify your expense stops and ensure your pro-rata share (the percentage of the building you occupy) matches your physical square footage.

Step 3: Identifying Unallowable Expenses

Review the list of charges against the specific exclusions listed in your lease. Common unallowable CAM charges include the landlord's marketing costs, executive salaries, and capital expenditures (like replacing the entire roof instead of repairing it). Texas law strictly enforces contract terms. The precedent Clear Lake Center, L.P. v. Garden Ridge, L.P., 416 S.W.3d 527 (TX Court of Appeals 2013) emphasizes that commercial parties are bound by the precise language they agree to, meaning if your lease excludes structural repairs from CAM, the landlord cannot charge you for them.

Step 4: Sending a Formal Demand for Audit

If you spot discrepancies, you must act within the timeframe specified in your lease. Many leases require tenants to object to CAM charges within 30 to 90 days of receiving the invoice. Send a formal written notice demanding an audit of the landlord's books. If the landlord refuses or the audit reveals fraud, you may need to file a lawsuit in a state court, such as the Harris County District Court, Houston or the Bexar County District Court, San Antonio. Under Tex. Civ. Prac. & Rem. Code § 16.004, the statute of limitations for a breach of contract claim in Texas is generally four years.

Micro-Niches: How CAM Differs by Property Type

The complexity of CAM audits largely depends on the type of commercial property you are leasing.

Strip Malls and Retail Centers

Retail tenants frequently face issues with shared utility meters and parking lot maintenance. A common dispute arises when a landlord attempts to pass the cost of repaving the entire parking lot (a capital expense) as a routine CAM repair. Additionally, retail leases often contain co-tenancy clauses; if an anchor tenant leaves, your CAM charges should not automatically skyrocket to cover the empty space.

Medical Offices

Medical suites require specialized services, such as biomedical waste disposal and enhanced HVAC filtration. Disputes often occur when a standard office tenant is forced to subsidize the high-cost utility usage of an adjacent MRI clinic or dental office. Your lease should clearly delineate between general building CAM and medical-specific operating costs.

High-Rise Corporate Suites

In downtown high-rises, CAM is often referred to as Operating Expenses (OpEx). These reconciliations can be hundreds of pages long. High-rise tenants must watch out for gross-up provisions. If the building is only 60% occupied, the landlord might gross up the variable expenses (like janitorial services) to reflect a 95% occupancy rate, ensuring tenants pay a fair share. However, grossing up fixed expenses (like property taxes) is a common accounting trick that you must dispute.

How Much Does an Audit Cost in Texas?

Challenging CAM charges involves upfront costs, but it can save you tens of thousands of dollars in the long run. If the dispute escalates, you may need to file an Original Petition in District Court via eFileTexas to initiate a lawsuit.

Lease Review by Attorney$500 to $1,500
Professional Lease Auditor (CPA)$2,000 to $5,000+
District Court Filing Fee$350 to $400+
Commercial Litigation Retainer$5,000 to $15,000

Many leases contain a prevailing party clause, meaning if an audit proves the landlord overcharged you by a certain percentage (often 5% to 10%), the landlord must reimburse you for the cost of the audit and your legal fees.

Legal Timeline for Demanding an Audit

While the state statute of limitations for contract breach is four years, your lease will almost certainly shorten this window. It is highly common for Texas commercial leases to stipulate that CAM charges are final and binding if not disputed in writing within 60 days of the tenant receiving the annual statement. Do not wait. If you miss the contractual deadline, you waive your right to audit. We recommend finding a local lawyer in our US Lawyers directory to help draft your dispute letter immediately upon receiving a suspicious bill.

Frequently Asked Questions (FAQ)

What is the difference between CAM and OpEx?

In practice, they are often used interchangeably. Technically, CAM refers specifically to common area maintenance (hallways, parking lots), while Operating Expenses (OpEx) is a broader term that includes CAM plus taxes, insurance, and management fees. Always check your specific lease definitions.

Can a landlord charge administrative fees on top of CAM costs?

Yes, it is common for landlords to add a 5% to 15% administrative or management fee on top of the actual maintenance costs. However, this must be explicitly agreed upon in your written lease.

Can I withhold my rent if I suspect the CAM charges are fraudulent?

Generally, no. In Texas, commercial tenants are usually not allowed to withhold base rent due to a dispute over CAM charges. Withholding rent could put you in default and lead to an immediate lockout or eviction.

What is an expense stop in a commercial lease?

An expense stop is a set amount the landlord agrees to pay toward operating expenses, usually based on the costs during the first year of the lease (base year). The tenant is only billed for any expenses that exceed this stop amount in future years.


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