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US landlord tenant law

Colorado landlord tenant law: the rules a landlord meets

What Colorado statutes require of a landlord, rule by rule: the security deposit, rent and late fees, rent increases, entering the property, ending a tenancy and the disclosures a lease carries, each with the section it comes from.

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Security deposit cap
2 months’ rent
C.R.S. § 38-12-102.5
Deposit back within
30 days
C.R.S. § 38-12-103(1)
Notice before entry
No statute sets this
No statute sets this
Month-to-month notice
21 days
C.R.S. §§ 13-40-107(1), 38-12-1303

In the order you meet them

Colorado landlord tenant laws, rule by rule

From the deposit you take at signing to the notice that ends the tenancy. Every figure names its statute; where none sets it, the page says so.

Colorado security deposit law

Most you can take
2 months’ rentC.R.S. § 38-12-102.5
Back to the tenant within
30 daysC.R.S. § 38-12-103(1)The lease may extend this to no more than 60 days.

Rent and late fees

Late fee
5% or $50, as the statute words itC.R.S. § 38-12-105Greater of $50 or 5% of the past-due rent, only if disclosed in the rental agreement.
Grace period before a fee
7 daysC.R.S. § 38-12-105

Colorado rent increase laws and rent control

Notice before a rent increase
60 daysC.R.S. §§ 38-12-701(2)(a), 38-12-702, 38-12-30160 days' written notice applies to a residential tenancy with no written agreement; a written lease sets its own terms. Rent may be raised only once in any 12 months, and counties and cities may not control private residential rent.
Rent control
Local rent control bannedC.R.S. §§ 38-12-701(2)(a), 38-12-702, 38-12-301

Entering the property: notice to the tenant

Notice before you enter
No statute sets thisNo statute sets this

Ending a tenancy and eviction notices

Ending a month-to-month tenancy
21 daysC.R.S. §§ 13-40-107(1), 38-12-1303After a tenant has lived there 12 months, the landlord needs cause to end the tenancy, and a no-fault ending needs 90 days' written notice.
Unpaid rent
10 daysC.R.S. § 13-40-104(1)(d); C.R.S. § 38-12-1303“10-day demand for compliance or possession”Paying in full within the period stops itThe demand is in the alternative, pay or deliver possession; 5 days for an exempt residential agreement (a single-family home whose landlord owns five or fewer) and 3 days for employer-provided housing. Since April 2024 a landlord also needs one of the listed causes to evict.
Another breach of the lease
10 daysC.R.S. § 13-40-104(1)(e), (1)(e.5), § 13-40-107.5“10-day demand for compliance or possession”The tenant can fix the breach within the periodFor a material breach the tenant may comply within ten days; a repeat of the same breach allows a 10-day notice to terminate with no cure, and a substantial violation (such as a violent or drug felony on the premises) allows a 3-day notice to quit.
Lockouts and shutoffs
Banned: lockouts and utility shutoffsC.R.S. § 38-12-510

The Colorado eviction process, step by step

Disclosures a Colorado lease has to carry

  • Before the lease is signed, give the tenant a radon warning, what the landlord knows about radon tests and mitigation at the property, and the state health department's radon brochure, with the tenant signing to acknowledge receipt. (C.R.S. § 38-12-803)
  • A late fee may be charged only if it is disclosed in the rental agreement. (C.R.S. § 38-12-105)

Put the Colorado rules on paper

Free documents with these figures already in them, one for each moment of the tenancy.

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Dardaris keeps each of these rules for you

It counts the deposit deadline from the day a tenant moves out, drafts the notice before you enter a home, and dates a rent increase so the notice lands in time. Nothing goes out until you approve it.

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88 Maple Street, Apt 2A

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I keep the Colorado dates for this apartment. You approve, I send.

Deposit back to the tenant
30 days
Notice before the inspection
No statute sets this
Rent increase notice
60 days
Dardaris keeps each of these rules for you

Questions landlords ask

What is the security deposit limit in Colorado?

Deposit cap in Colorado: 2 months’ rent (C.R.S. § 38-12-102.5). Back to the tenant within: 30 days (C.R.S. § 38-12-103(1)). The conditions are in the security deposit section above.

How much Colorado rent increase notice does a landlord give?

Notice before a rent increase in Colorado: 60 days (C.R.S. §§ 38-12-701(2)(a), 38-12-702, 38-12-301). Rent control: Local rent control banned. The rent increase section above quotes what the statutes say, exceptions included.

How much notice does a Colorado landlord give before entering?

No Colorado statute sets a notice period for entry. Put one in the lease so both sides know it.

How much notice ends a month-to-month tenancy in Colorado?

Notice from the landlord to end a month-to-month tenancy in Colorado: 21 days (C.R.S. §§ 13-40-107(1), 38-12-1303).

Can a Colorado landlord change the locks or shut off utilities?

No. Colorado bans lockouts and utility shutoffs as a way to remove a tenant (C.R.S. § 38-12-510). Only a court order ends the tenant’s possession.

Does this page cover repairs and mold?

No figures for repairs or mold are on this page. Both fall under the landlord’s duty to keep a home fit to live in and under the state’s own rules; read the Colorado statutes and your local housing code before you act.

Landlord tenant law Colorado: what does a landlord have to know?

Four figures first. Deposit cap: 2 months’ rent (C.R.S. § 38-12-102.5). Deposit back within: 30 days (C.R.S. § 38-12-103(1)). Notice before entry: No statute sets this. Month-to-month notice: 21 days (C.R.S. §§ 13-40-107(1), 38-12-1303). The eviction notices are in the section on ending a tenancy.

This is not legal adviceThis page summarises statutes as read on 29 September 2026. Laws change, cities add their own rules, and a court reads a statute against the facts of a case. Check the official text, or ask a lawyer, before you act on it.

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