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State of Colorado
Commercial Triple Net Lease Agreement · Colorado

Free Colorado Triple Net (NNN) Commercial Lease Forms

Create a Colorado-compliant nnn lease that meets all CO recording and notarization requirements. Includes proper formatting, required declarations, and state-specific provisions for filing with your county recording office.

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Last updated March 9, 2026

Colorado NNN Lease Overview

Colorado commercial real estate is governed by contract law, which means the written lease terms control the landlord-tenant relationship far more than any statute. Triple-net leases are common across Denver's industrial corridors, Boulder's tech office market, and Colorado's retail shopping centers. Under a NNN structure, tenants pay base rent plus property taxes, building insurance, and maintenance or CAM charges. The landlord receives a relatively predictable net income while passing operating risk to the tenant.

Colorado property taxes are assessed biennially by county assessors, which creates a predictable but potentially lumpy pass-through for NNN tenants. Denver-area commercial rents have risen substantially in recent years, and landlords in competitive submarkets have been able to push more absolute NNN structures on retail and industrial users. A well-drafted Colorado NNN lease addresses CAM reconciliation procedures, expense cap mechanics, HVAC responsibility, and force majeure language suited to the state's climate variability.

$13

Recording fee

$0.01 per $100

Transfer tax

Required

Notarization

0

Witnesses required

Colorado NNN Lease Requirements

Colorado commercial leases exceeding one year must be in writing to be enforceable under the state's statute of frauds. Beyond that baseline, NNN leases have a set of practical requirements that protect both parties and make the expense-sharing arrangement work cleanly over a multi-year term.

Colorado NNN Drafting Note

Colorado's biennial property tax reassessment cycle means NNN expense estimates can shift materially in reassessment years. Include a provision giving the tenant notice of new assessed values and the ability to contest assessments if the landlord declines to appeal. Also clarify which party controls the insurance carrier selection under the NNN structure.

Key NNN Lease Provisions

  • Expense Definitions: Clearly define which costs are included in the NNN pass-through and which are excluded (e.g., capital improvements, management fees above a stated percentage)
  • CAM Reconciliation: Specify when the landlord must deliver the annual reconciliation statement and the tenant's deadline to dispute line items
  • Property Tax Pass-Through: Address Colorado's biennial reassessment cycle, tax bill delivery timing, and each party's rights regarding assessment appeals
  • Roof and Structure: State whether the landlord retains responsibility for roof and structural repairs or whether this is an absolute NNN structure where the tenant bears all costs
  • HVAC Responsibility: Given Colorado's climate demands on HVAC systems, specify who maintains, repairs, and replaces HVAC units and whether a replacement cost cap applies
  • Expense Caps: Negotiate annual caps on controllable operating expenses so cost increases remain predictable over the lease term

How to Negotiate and Execute a Colorado NNN Lease

Negotiating a NNN lease in Colorado involves more than agreeing on rent. The expense definitions and reconciliation mechanics deserve as much attention as the base rent number. Here is a practical sequence for both landlords and tenants.

1

Request a Historical Expense Statement

Before negotiating, ask the landlord for two to three years of actual NNN operating expenses. This gives you a realistic baseline and reveals any unusual costs hiding in the estimates.

2

Define Every Expense Category

Work through each CAM, tax, and insurance line item. Clarify whether management fees are capped, whether capital items are excluded, and how Colorado's biennial reassessment cycle feeds into tax estimates.

3

Negotiate Caps and Audit Rights

Push for a cap on controllable expense increases (typically 3 to 5 percent per year) and secure the right to audit the landlord's books annually within a stated window after the reconciliation is delivered.

4

Address HVAC and Structural Responsibility

Colorado's wide temperature swings mean HVAC systems work hard. Confirm in writing whether you are responsible for HVAC maintenance and replacement, and whether any cost caps or landlord contributions apply to major mechanical replacements.

5

Execute and Distribute Copies

Both parties sign the lease with authorized signatures. Provide fully executed copies to the landlord, tenant, property manager, and any lender. Long-term Colorado commercial leases (10 or more years) are sometimes recorded with the county clerk and recorder for constructive notice purposes.

Colorado NNN Lease Costs

Typical costs associated with drafting, negotiating, and executing a NNN commercial lease in Colorado. NNN leases for larger or more complex properties often involve attorney review given the volume of pass-through provisions.

Cost ItemTypical Range
Attorney Review (Tenant)$750 - $3,500 depending on complexity
Attorney Review (Landlord)$500 - $2,500
Annual CAM Reconciliation Audit$500 - $2,000 if tenant hires an accountant
Property Tax Appeal (if contested)$1,000 - $5,000+ depending on property value
Optional Recording with County$13 first page, $5 each additional page

Colorado Tax Implications

Colorado's transfer tax rate is $0.01 per $100. Understanding the full tax picture is important for any real property transaction in Colorado.

Gift transfers may require IRS Form 709 if the value exceeds the annual gift tax exclusion. Recipients may receive the transferor's cost basis, potentially resulting in capital gains tax upon future sale.

Property tax reassessment rules vary in Colorado. Some transfers trigger reassessment while others are exempt. Contact the Colorado tax assessor's office for guidance on your specific transaction.

Sample Colorado NNN Lease

Preview of our Colorado-specific template. Your document will include all fields required for recording in any Colorado county.

TRIPLE NET (NNN) COMMERCIAL LEASE

STATE OF COLORADO

Legal Document

PARTY INFORMATION

Name: [Full Legal Name]
Address: [Colorado Address]
County: [County]

PROPERTY DESCRIPTION

County: [County] State: Colorado
Legal Description: [Per Recorded Plat]
Parcel No.: [APN]

Colorado NNN Lease FAQ

Common questions about filing in Colorado, including requirements, fees, and tax implications.

Official Colorado Resources

Official state resources for verifying requirements and finding your local recording office.

Important Considerations

Before proceeding with your document, there are several important factors to consider. Each real estate transaction is unique, and understanding the specific requirements and implications of your situation will help ensure a smooth process.

Real estate laws and regulations are subject to change, and local requirements may differ from state-level rules. It is always advisable to verify current requirements with your local recording office before submitting any documents for recording.

If your transaction involves complex circumstances such as multiple parties, commercial properties, trusts, estates, or interstate elements, consulting with a licensed real estate attorney in your state is strongly recommended. An attorney can provide guidance specific to your situation and help you avoid potential legal issues.

Keep copies of all documents related to your real estate transaction in a safe place. Recorded documents become part of the public record, but having your own copies ensures you can reference the terms and conditions at any time. Digital copies stored securely are also recommended as a backup.

Professional Recommendation

While our templates are designed to be comprehensive and legally compliant, we recommend having your completed document reviewed by a licensed attorney before recording, especially for high-value transactions or complex situations. Many attorneys offer flat-fee document review services that provide peace of mind at a reasonable cost.

Related Documents

Depending on your situation, you may need additional documents alongside this one. Below are commonly related documents that are frequently used together in real estate transactions.

Important Considerations

Before proceeding with your document, there are several important factors to consider. Each real estate transaction is unique, and understanding the specific requirements and implications of your situation will help ensure a smooth and legally compliant process.

Real estate laws and regulations are subject to change, and local requirements may differ from state-level rules. It is always advisable to verify current requirements with your local recording office before submitting any documents for recording.

If your transaction involves complex circumstances such as multiple parties, commercial properties, trusts, estates, or interstate elements, consulting with a licensed real estate attorney is strongly recommended. An attorney can provide guidance specific to your situation and help you avoid potential legal issues.

Keep copies of all documents related to your real estate transaction in a safe place. Recorded documents become part of the public record, but having your own copies ensures you can reference the terms and conditions at any time. Digital copies stored securely are also recommended as a backup.

Professional Recommendation

While our templates are designed to be comprehensive and legally compliant, we recommend having your completed document reviewed by a licensed attorney before recording, especially for high-value transactions or complex situations. Many attorneys offer flat-fee document review services that provide peace of mind at a reasonable cost.

Related Documents

Depending on your situation, you may need additional documents alongside this one. Below are commonly related documents that are frequently used together in real estate transactions.

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