Checked for Colorado against the sources linked below, as of 2026-08-24 — and the one question that decides everything: does Colorado bill the years you missed?
Lapsed years bill separately here.
A Colorado registration that lapsed 3 years ago generates two separate things. (1) Back taxes and fees: CRS 42-3-112(1)(a)(II), added by HB22-1254 effective 2023-01-01, makes the owner pay - on top of the current registration - prorated registration taxes and fees running from the date the vehicle was required to be registered to the date they finally apply, assessed a full month for every month in between. So all 36 lapsed months are billed; they are not forgiven and not absorbed into the current year. (2) The late fee: $25 for each month or part month unregistered, but CAPPED at $100, so it maxes out after 4 months and a 3-year lapse costs the same $100 late fee as a 4-month one. The bill therefore scales with the lapse on the tax side and not on the penalty side - the opposite emphasis to California, where the penalty itself escalates. Storage does not help: SOT is assessed whether or not the vehicle is driven, and Colorado requires inoperable and stored vehicles to be registered on the same timetable.
In addition to the taxes and fees to register the vehicle, prorated registration taxes and fees from the date the vehicle was required by law to be registered to the date the owner applied to register the vehicle. Prorated taxes and fees are assessed for a full month for the month the owner became a resident of Colorado and for the month the owner applied for registration and a full month for each month between when the owner became a resident and when the owner applied for registration.
Colorado bills the Specific Ownership Tax on 85% of the car’s original MSRP, never its value today, and the rate falls with each year of service. Empty weight is on the driver-door jamb sticker.
Not stated by CRS 42-3-112 or by the DMV fee page, which frames the liability as the 'vehicle owner' who failed to register - i.e. the person who held it during the lapse - and directs anyone delinquent to their county office for the amount. Colorado does not publish a rule making unpaid back taxes and fees follow the vehicle to a buyer the way California's DMV does. DMV quote on where the number comes from: 'Due to vehicle and county variations, residents must contact their county motor vehicle office for specific delinquent registration costs.' Treat buyer liability as UNVERIFIED, not as absent.
There is no non-operation affidavit that cancels back taxes for an ordinary passenger car. Colorado's exemptions reach only the LATE FEE, never the taxes and fees: CRS 42-3-112(3) exempts a commercially idled vehicle, an owner in active military service outside the state, and a registration that expired while the vehicle was reported stolen; CRS 42-3-112(1.5)(a) adds rule-made exemptions for acts of God, weather delays, office closures, furloughs, medical hardships and IT failures (1 CCR 204-10 Rule 44; claim on form DR 2468, or DR 2538 for medical hardship). Each carries the same clawback: 'Nothing in this paragraph (a) shall be construed to exempt the owner of an idled vehicle from paying any fees imposed pursuant to this article other than the late fee ... or from paying any taxes imposed pursuant to this article.' DMV is explicit that storage is not an out: 'Inoperable and stored vehicles must also be registered and follow the same guidelines as above.'
Fee rules change and some figures depend on your county or town — confirm with the agency above before paying anything. This is plain-language help with a lapse, not legal advice, and where our wording and the agency's differ, theirs governs.
Back to all Colorado seller paperwork, or what selling a car in Colorado involves. Compare every state on the 50-state lapse table.