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Colorado Lease Termination Letter

Understanding your rights under Colorado law is crucial when terminating a lease. Below you'll find the key requirements including notice periods, accepted delivery methods, and relevant statutes. Use our free generator to create a letter that's compliant with Colo. Rev. Stat. § 38-12-202.

Data last verified: 2026-06-15

Notice Periods

Tenancy Type Tenant Notice Landlord Notice
Month-to-Month 21 days 21 days
Fixed-Term (End) 0 days 0 days
Early Termination As per lease terms

Key Statute

Colo. Rev. Stat. § 38-12-202

View full statute text →

Accepted Delivery Methods

  • Certified Mail
  • Personal Delivery
  • Regular Mail

Recommended: Always use Certified Mail with Return Receipt Requested for proof of delivery.

Security Deposit Return

In Colorado, landlords must return the security deposit within 30 days after the tenant moves out. An itemized statement of any deductions must be provided.

Special Provisions

  • Month-to-month tenancy requires 21 days notice (changed from 30 in recent legislation) — Colo. Rev. Stat. § 38-12-202
  • Fixed-term leases expire at end date without notice unless lease specifies otherwise
  • Security deposit must be returned within 30 days unless lease allows up to 60 (Colo. Rev. Stat. § 38-12-103)
  • Landlord must provide itemized written statement of deductions

Military Termination (SCRA)

Federal SCRA applies. Colorado has no additional state-level military lease termination provisions beyond SCRA.

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Colorado FAQ

How much notice do I need to terminate a lease in Colorado?
For month-to-month tenancies, tenants must provide 21 days written notice. Landlords must provide 21 days notice. This is governed by Colo. Rev. Stat. § 38-12-202.
How do I send a lease termination letter in Colorado?
Accepted delivery methods in Colorado include: Certified Mail, Personal Delivery, Regular Mail. We strongly recommend Certified Mail with Return Receipt Requested for proof of delivery.
When must my landlord return my security deposit in Colorado?
In Colorado, landlords are required to return the security deposit within 30 days after the tenant vacates, less any lawful deductions with an itemized statement.
Disclaimer: This information is provided for general guidance only and does not constitute legal advice. Laws may change and local ordinances may apply. Always verify current requirements with your state's official statutes or consult a licensed attorney.