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Westminster, Colorado

Westminster Semi Truck Bill of Sale Requirements

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Reviewed against state DMV requirementsLast reviewed: April 20266 min readEditorial policy

Complete requirements checklist for a semi truck bill of sale in Westminster, Colorado (Form DR 2173). Includes exact fees, notarization rules, and where to file at the Adams County Motor Vehicle.

Fees, notarization rules, and filing addresses on this page are reviewed against 49 CFR Part 580 — Odometer Disclosure Requirements and the Adams County Motor Vehicle. Source documents are cross-checked each quarter so Westminster buyers and sellers always see the current Colorado semi truck bill of sale standard, not stale third-party summaries.

Title Transfer Fee

$7.20

Sales Tax Rate

8.75%

Notarization

Not Required

Required Fields — Westminster Semi Truck Bill of Sale

All of the following must appear on a valid semi truck bill of sale in Westminster, Colorado per Form DR 2173:

  • Full legal name and current address of seller
  • Full legal name and current address of buyer
  • Agreed sale price (in numerals and words)
  • Date of sale
  • Semi Truck year, make, model, and body style
  • 17-character VIN (Vehicle Identification Number)
  • Signature of seller
  • Signature of buyer

Notarization in Westminster: Not Required

Colorado does not require notarization for a semi truck bill of sale. Colorado does not require notarization for private vehicle sales. Both parties simply sign and date the completed form in the presence of each other.

Colorado Semi Truck transfer fees and requirements

In Colorado, the title transfer fee is $7.2 and registration costs $50 - $100+ based on vehicle weight and age. Semi Truck sales are subject to 2.9% state plus local taxes; ownership tax based on age. Colorado does not require notarization for private-party semi truck transfers. Emission testing is required in Colorado — verify the semi truck passes before completing the sale.

  • Emissions testing required in Denver metro and northern Front Range
  • Ownership tax calculated based on vehicle taxable value
  • VIN verification required for out-of-state vehicles

Official Colorado bill of sale form

The official Colorado bill of sale form is DR 2173 (Bill of Sale for a Motor Vehicle). BillOfSaleNow generates a document that meets all Colorado requirements and can be used in place of the official form.

Colorado sales tax on semi truck purchases

Colorado has a 2.9% state sales tax rate. 2.9% state plus county/city taxes (total 3–10%). Private-party semi truck sales in Colorado are subject to sales tax. Sales tax applies; ownership tax also assessed based on vehicle age. The title transfer fee is $7.

Semi Truck market data and safety information

The most common semi truck makes in private-party sales are Freightliner, Kenworth, Peterbilt, Volvo, International. Average private-party semi truck prices range from $20,000–$180,000. Semi trucks average 4.5 NHTSA recalls per model across categories including Brakes, Engine/Emissions, Electrical.

Safety checkpoints for buying a used semi truck

Before completing a semi truck bill of sale in Colorado, verify these safety items:

  • Inspect brake system — air brake components, slack adjusters, and pad condition
  • Check DPF/DEF emission system status — deletion is federally illegal and affects value
  • Verify DOT inspection history and annual inspection sticker currency
  • Test all lighting, reflectors, and conspicuity markings per FMCSA requirements
  • Confirm fifth-wheel locking jaw operation and proper grease level
  • Verify tractor-trailer ABS warning light cycles correctly
  • Test air-pressure build-up time meets FMCSA spec (governor cuts in by 60 PSI in 90 seconds)
  • Confirm landing-gear crank operates and pin/clevis are intact

Semi Truck insurance and depreciation in Colorado

Commercial truck insurance ranges $5,000–$15,000/year for owner-operators. Authority holders need $750K–$1M liability minimum. Diesel trucks depreciate based on mileage — expect 40–50% loss after 500,000 miles. Glider kits and pre-emission models command premiums. Peak season for private semi truck sales is january–march as trucking companies refresh fleets before peak shipping season, with an average of 35 days on market.

Semi Truck registration and titling

Semi Trucks are classified as "Commercial motor vehicle (CMV) — requires CDL to operate; IRP/IFTA registration for interstate operation" for registration purposes. Class 7 (26,001–33,000 lbs GVWR) and Class 8 (33,001+ lbs GVWR). Over 16,000 lbs GVWR exempts from federal odometer disclosure. Federal odometer disclosure does not apply to semi trucks.

Semi Truck title transfer rules

Semi truck title transfer involves commercial vehicle documentation. The buyer typically needs a CDL (Commercial Driver License) to operate the vehicle. IFTA (International Fuel Tax Agreement) and IRP (International Registration Plan) credentials may need to be transferred or established. Semi trucks receive a standard vehicle title with commercial classification. The title lists the GVWR and may indicate a commercial use designation. IRP-registered trucks carry cab cards that do not transfer with the vehicle.

Odometer disclosure for semi truck sales

Semi trucks with a GVWR over 16,000 lbs are exempt from federal odometer disclosure under 49 CFR 580.17(a). Since virtually all semi trucks exceed this threshold, odometer disclosure is not required, though documenting mileage on the bill of sale is standard practice.

  • Applicable law: 49 CFR 580.17(a) — Odometer exemption; 49 CFR 383 — CDL Requirements; 26 USC 4481 — Heavy Vehicle Use Tax (HVUT)

Required disclosures for semi truck sales in Colorado

When selling a semi truck in Colorado, the following disclosures apply:

  • CDL requirement — Class A CDL is required to operate any combination vehicle over 26,001 lbs GCWR.
  • DOT inspection and annual inspection status should be documented. The vehicle must pass a current DOT inspection to operate legally.
  • Emission system compliance — EPA emission standards (EGR, DPF, DEF/SCR systems) must be intact. Delete modifications are illegal under the Clean Air Act.

Colorado bill of sale statistics

BillOfSaleNow has generated 1,683 bill of sale documents for Colorado transactions, with 45 generated this month alone. The most popular vehicle type is car.

Where to File — Westminster Title Office

Office

Adams County Motor Vehicle

Address

4430 S Adams County Pkwy, Brighton, CO 80601

Phone

(720) 523-6010

Hours

Mon–Fri 7:30 AM–5:00 PM

Additional requirements in Adams County:

  • Title must be transferred at the Adams County Motor Vehicle office within 60 days
  • Emissions testing required in the Denver metro area
  • Buyer pays sales/use tax at time of title transfer
  • Vehicle specific ownership tax assessed annually

What to Bring to the CO DMV

  • 1Completed, signed semi truck bill of sale
  • 2Semi Truck title signed over by seller on the back
  • 3Valid government-issued photo ID (driver's license or passport)
  • 4Payment for title transfer fee: $7.20
  • 5Payment for sales tax (8.75% of sale price)

FAQ — Semi Truck Bill of Sale Requirements in Westminster

What are the required fields on a semi truck bill of sale in Westminster?
A valid semi truck bill of sale in Westminster, Colorado must include both parties' full legal names and addresses, sale date, agreed sale price, VIN, year, make, model, and signatures of buyer and seller.
What is the title transfer fee for a semi truck in Westminster?
The title transfer fee in Adams County is $7.20. The semi truck sales tax rate is 8.75%. Colorado state rate 2.9% + Adams County 0.75% + Westminster city 3.85% + RTD 1.0%
Is notarization required for a semi truck bill of sale in Westminster?
No. Colorado does not require notarization for private vehicle sales.
Where do I file a semi truck title transfer in Westminster?
File the title transfer at the Adams County Motor Vehicle, 4430 S Adams County Pkwy, Brighton, CO 80601. Hours: Mon–Fri 7:30 AM–5:00 PM. Phone: (720) 523-6010.

Trusted by private vehicle sellers nationwide

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Vehicles whose listings include a history report spend ~45% less time on site before selling, and report-viewers are 5x more likely to become a lead.

Source: Experian / AutoCheck

$4,000 avg loss

NHTSA estimates 450,000+ vehicles per year are sold with rolled-back odometers — the average victim loses about $4,000 in downstream repair costs.

Source: NHTSA

17.5M private sales/yr

About 17.5 million private-party vehicle transactions happen in the U.S. each year — roughly 47% of the used market.

Source: Cox Automotive 2024

1 in 3 buyers

Roughly 1 in 3 used-car buyers say they suspect private sellers are hiding mechanical problems — documentation closes that trust gap.

Source: JW Surety Bonds (n=3,000)

$60–$85 mobile notary

Mobile notary visit minimums run $60–$85 — higher on weekends, plus per-mile travel fees. State-formatted documents skip the trip.

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