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Colorado Landlord-Tenant Laws

This overview summarizes common Colorado landlord-tenant topics using published statute references (Colorado Revised Statutes 38-12). Laws change — confirm details with official sources.

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Colorado at a glance: Security deposit limit: 2 months' rent. Return deadline: 30 days. Month-to-month notice: 21 days. Source: Colorado Revised Statutes 38-12.

Security deposit

Maximum deposit
2 months' rent
Return deadline
30 days
Interest required
No statutory requirement

The rule: Max 2 months' rent (from January 1, 2027 not for post-closing occupancy agreements, SB 26-054). Since January 1, 2026 (HB 25-1249) the landlord must return the deposit, or send a written statement of the exact reasons for any deduction with the balance, within 30 days after the lease ends or the tenant surrenders the unit, whichever is later; the lease may extend this to no more than 60 days. Wrongful withholding can cost treble damages (C.R.S. §§ 38-12-102.5, 38-12-103).

Landlords should provide an itemized deduction list when withholding any portion of the deposit.

Source read · C.R.S. §§ 38-12-102.5, 38-12-103

Eviction notice

Nonpayment of rent
10 days notice
Lease violation
10 days notice

Court filing and service rules vary by county. Use our eviction timeline calculator for planning.

Notice to vacate

Month-to-month lease
21 days notice
Fixed-term lease
No notice required if lease ends

Late rent fees

Grace period
7 days
Maximum late fee
$50 or 5% of rent

Additional regulations

Rent control
No statewide rent control
Landlord entry notice
No statutory requirement

Primary statute reference: Colorado Revised Statutes 38-12

Sources

When to use Colorado document templates

Use LeaseCraft templates when you need PDF and editable DOCX lease and notice forms built for Colorado landlords and tenants. Start with the residential lease generator, then add notices from the list of Colorado documents.

Common mistakes in Colorado

  • Relying on verbal agreements instead of a written lease with required disclosures
  • Missing the security deposit return deadline (30 days)
  • Serving eviction or termination notices with incorrect day counts

Frequently asked questions

  • In Colorado the security deposit limit is 2 months' rent. The return deadline is 30 days. Max 2 months' rent (from January 1, 2027 not for post-closing occupancy agreements, SB 26-054). Since January 1, 2026 (HB 25-1249) the landlord must return the deposit, or send a written statement of the exact reasons for any deduction with the balance, within 30 days after the lease ends or the tenant surrenders the unit, whichever is later; the lease may extend this to no more than 60 days. Wrongful withholding can cost treble damages (C.R.S. §§ 38-12-102.5, 38-12-103).

    Confirm current rules in Colorado Revised Statutes 38-12.

  • Colorado month-to-month tenancies typically require 21 days written notice unless the lease specifies otherwise.
  • Use our Colorado lease agreement generator to build a residential lease with state-structured clauses. Preview free before download.

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