Not legal advice. Verify current state law. These are summaries of general statewide rules from the cited secondary sources, checked October 2026. Laws change, and cities and counties add their own rules. Confirm the current statute, or ask a local attorney, before you act.
| Rule | Colorado |
|---|---|
| Pay-or-quit (nonpayment) | 10 days to pay (5 for certain exempt owner-occupied/small landlords)[1] |
| Cure-or-quit (lease violation) | 10 days to cure (5 exempt; 3 for substantial violations)[2] |
| Month-to-month termination (landlord) | 21/28/91 days by lease type; just cause required for tenants of 12+ months[3] |
| Security deposit limit | 2 months' rent (+$300 pet deposit max)[4] |
| Deposit return deadline | 30 days (up to 60 if lease says)[5] |
| Late-fee rule | Only after 7 days late; greater of $50 or 5% of past-due rent[6] |
| Wholesaling / assignment rule | No wholesaling-specific statute found; general real estate licensing law still applies (do not market the property itself or act as an agent) (State real estate license act (general))[7] |
Creative finance notes
- Homes in foreclosure: equity purchaser rules, 3-business-day cancellation (C.R.S. § 6-1-1113).
Statute citations are in the text. All sources are on the Sources page.
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Sources
- Nolo, State Laws on Termination for Nonpayment of Rent (updated 2/05/2026): https://www.nolo.com/landlord-tenant/state-laws-termination-nonpayment-rent.html
- Nolo, State Laws on Termination for Violation of Lease (updated 2/05/2026): https://www.nolo.com/landlord-tenant/state-laws-termination-violation-lease.html
- Nolo, State Rules on Notice Required to Change or Terminate a Month-to-Month Tenancy (updated 1/15/2026): https://www.nolo.com/landlord-tenant/state-rules-on-notice-required-to-change-or-terminate-a-month-to-month-tenancy.html
- Nolo, State Security Deposit Limits (updated 8/21/2026): https://www.nolo.com/landlord-tenant/state-security-deposit-limits.html
- Nolo, State Deadlines for Returning Security Deposits (updated 1/16/2026): https://www.nolo.com/landlord-tenant/state-deadlines-for-returning-security-deposit.html
- Nolo, Late Rent Fees and Other State Rules on Paying Rent (updated 2/05/2026): https://www.nolo.com/landlord-tenant/late-rent-fees-and-other-state-rules-on-paying-rent.html
- FrontPorchOffers, Real Estate Wholesaling Laws by State (2026), checked 9/30/2026 (secondary; cites statutes): https://frontporchoffers.com/research/wholesaler-laws/