LandlordDates
Not legal advice. This is a free reference compiled from official government sources. Laws change and local details matter. Confirm every deadline with the official source or a licensed attorney before you rely on it.

Last verified: · Confidence: high

Denver, CO landlord deadlines

City rules for Denver, which add to Colorado statewide rules and federal rules. Official site: denvergov.org.

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Local rules (Denver)

Residential rental property license: required for rentals of 30+ days; valid 4 years; renew up to 90 days before expiry Verified

Deadline: Every 4 years from the license issue; apply within the 90 days before it expires

Get a Denver residential rental property license (with a passing inspection by a certified private inspector) before renting for 30 days or more. Licenses are valid for four years unless ownership changes; renewal opens 90 days before expiry and a missed reminder does not excuse late penalties.

Applies to: any number of units · Layer: Denver, CO · Topic: Rental registration and licensing

Who it covers: Any unit (single home or multifamily) rented long term in the City and County of Denver. Owners who live on site and rent a room without its own kitchen and bathroom do not need a license. The license ends early if ownership changes.

"A license is required for anyone offering, providing, or operating a residential rental property for 30 days or more."
denvergov.org
"The license is good for four years unless ownership changes."
denvergov.org
"You can renew a license as early as 90 days before it expires."
denvergov.org
"Failure of a reminder does not excuse any applicable late penalty."
denvergov.org

Notes: Denver Department of Licensing and Consumer Protection pages (D.R.M.C. Chapter 27, Article VII not snapshotted).

Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction

Inspection by a certified inspector within 90 days before each license application or renewal Verified

Deadline: Every 4 years from the license issue; apply within the 90 days before it expires

Each new or renewal license application needs a city checklist inspection by a qualified private inspector completed within the 90 days before you apply. Fix any non-compliant items within one year of the application.

Applies to: any number of units · Layer: Denver, CO · Topic: Rental inspections and certificates

Who it covers: Single-unit properties: one inspection. Multiunit: 10% of units (at least one), randomly selected, plus shared systems. Non-compliant items must be fixed within one year of the application.

"Yes, inspections are required following the same rules as a new application. The initial inspection for renewal must be completed within 90 days of the renewal application."
denvergov.org
"Applications for residential rental property licenses must be made within 90 days of a complete inspection to be considered valid."
denvergov.org
"For multiunit properties, an inspection of 10% of the total units on the property, randomly selected by the inspector, is required."
denvergov.org

Notes: Denver residential rental property inspection pages.

Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction

Give the tenant Denver's Tenant Rights and Resources document at lease signing and with any rent demand Verified

Deadline: When the lease starts

Give each tenant a copy of the city's Tenant Rights and Resources document (English or Spanish) when the lease is signed and again whenever you serve a demand for rent.

Applies to: any number of units · Layer: Denver, CO · Topic: Required tenant notices

"The owner or operator of the residential rental property must give a copy of Tenant Rights and Resources(PDF, 981KB) (Spanish version(PDF, 283KB)) to the tenant when the lease is signed and if rent demand is served."
denvergov.org

Notes: Denver residential rental property FAQ. Also whenever a rent demand is served.

Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction

Colorado statewide rules that also apply

Colorado statewide rules
RuleDeadlineConfidence
Return the deposit, or a written statement of the reasons for keeping it, within 30 days (lease may allow up to 60)Within 30 days after move-out (60 days for a written lease that allows longer (maximum))high
Give the tenant a signed copy of the lease within 7 days of signing; notify tenants within 1 business day if the landlord or agent changesWithin 7 days after the lease startsmedium
Rent increase: 60 days' written notice where there is no written lease; no more than one increase in any 12 monthsAt least 60 days before the rent increase takes effectmedium
Notice to terminate a tenancy: 91, 28, 21, 3 or 1 days depending on the length of the tenancyAt least 91 days before the lease ends (91 days for lease term 1 year or more; 28 days for lease term 6 months to under 1 year; 21 days for lease term 1 to under 6 months; 3 days for lease term 1 week to under 1 month, or at will; 1 days for lease term under 1 week)medium
24 hours' notice before entering to repair a habitability conditionAt least 24 hours before entering to repair a habitability condition (not required for an imminent threat)medium
Warranty of habitability: respond and start fixing within 24 hours of notice of an uninhabitable conditionWithin 24 hours after notice of a condition that makes the unit uninhabitable or threatens life, health or safety (72 hours in an environmental public health event)medium

Federal rules that also apply

Federal rules (all states)
RuleDeadlineConfidence
Lead-based paint disclosure and EPA pamphlet before lease signing (pre-1978 housing)Before the tenant is obligated under the lease (before signing / before accepting an offer to lease)high
Signed lead disclosure attachment with lease; keep for 3 yearsKeep the signed disclosure for at least 3 years from the lease start; the date shown is the earliest you may discard ithigh
Report rental income/expenses on Schedule E with Form 1040Due April 15, 2027 with your 2026 Form 1040; if that falls on a weekend or legal holiday, the next business daymedium
Federal estimated tax payment #1 due April 15Every year by April 15 (next business day if that date is a weekend or legal holiday)high
Federal estimated tax payment #2 due June 15Every year by June 15 (next business day if that date is a weekend or legal holiday)high
Federal estimated tax payment #3 due September 15Every year by September 15 (next business day if that date is a weekend or legal holiday)high
Federal estimated tax payment #4 due January 15 (for the previous tax year)Every year by January 15 (next business day if that date is a weekend or legal holiday)high
File and furnish Form 1099-NEC for 2026 contractor payments of $2,000+Due January 31, 2027 (for 2026 payments); if that falls on a weekend or legal holiday, the next business dayhigh

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