Use the official Colorado Notice to Terminate Tenancy when you need to terminate a Tenancy due to a substantial lease violation, a repeat violation, or termination of a periodic tenancy less than 12 months.Colorado Eviction Laws: Notice to Terminate TenancyLandlords may issue a Notice to Terminate with no opportunity to cure when:The Tenant has committed a substantial violation. A Tenant commits a substantial Lease violation when the Tenant endangers others or engages in certain crimes and illegal activities.The Tenant has committed a repeat Lease violation. If the Tenant has received a prior Demand for Compliance for the same Lease violation, the Landlord is not required to allow the Tenant to cure the Lease violation.The Lease is not being renewed for: a periodic Tenancy, a Lease term for less than 12 months, a property where the Landlord lives on the property as their primary residence, or a rental property provided as part of an employer-provided housing agreement.The required notice periods are:3 days for substantial Lease violations10 days for repeat Lease violationsFor non-renewals, the notice period varies based on the length of the tenancy. For periodic tenancies of more than 6 months but less than a year, the Tenant must receive 28 days notice; for tenancies of 1 month, but less than 6 months, the Tenant must receive 21 days notice; for tenancies of less than a month but more than a week, the Tenant must receive 3 days notice; for a tenancy of less than a week, the Tenant must receive 1 day notice.The Colorado Notice to Terminate is a required step in the eviction process. Download a copy today to comply with all Colorado eviction laws.Free Colorado court forms are also available at: Courts.state.co.usColorado Rental Forms and TemplatesColorado Demand for Compliance: This form should be used any time a renter violates the Lease agreement. It can be used when a Tenant fails to pay rent or for other Lease violations. It’s a required first step in the eviction process.Colorado Official Notice to Quit: This form should be used if the Lease Agreement has expired or if the Landlord wants the Tenant to move out of the unit for other reasons. It’s a required step before filing for eviction.Colorado Instructions for Forcible Entry & Detainer: These instructions are a great resource for Landlords and make it as EZ as possible for Landlords to initiate eviction proceedings.Colorado Forcible Entry & Detainer Complaint: This printable complaint may be used to initiate eviction proceedings.