Florida Commercial Auto Insurance Calculator

How this calculator works

Florida commercial auto insurance sits under a different rate-filing regime than the private-passenger auto policy. Commercial fleets, contractor trucks, delivery vans, and over-the-road tractors are written on a commercial form (typically ISO CA 00 01 or a carrier-proprietary equivalent) and priced under rate filings approved by the Florida Office of Insurance Regulation under F.S. § 627.0651 and the broader file-and-use standards of F.S. § 627.062. The combined-single-limit option for commercial fleets is authorized by F.S. § 627.7415. The Florida commercial-vehicle financial-responsibility floor under F.S. § 320.02 is BI $25,000 per person / $50,000 per accident plus PD $10,000 per accident — the bare statutory minimum for registration, materially inadequate for any operating business. For interstate for-hire motor carriers, the federal MCS-90 endorsement under 49 C.F.R. § 387 layers on top: $750,000 minimum financial responsibility for general freight, $1,000,000 for non-hazardous oil and home-heating oil, and $5,000,000 for non-bulk hazmat and bulk explosives.

The calculator estimates the annual commercial auto premium for the coverage stack you describe — GVW class, use type, BI limit, hazmat indicator, Florida coastal tier, and optional physical damage. It also surfaces the per-vehicle premium, the hazmat surcharge dollar amount, the coastal-zone surcharge dollar amount (versus an inland baseline), and an MCS-90 federal-trucking note for every heavy long-haul-trucking quote.

GVW classification — the single largest rating factor

GVW (Gross Vehicle Weight) is the most important rating factor on a commercial auto policy. The three bands align with the federal DOT classes. Light is under 10,000 lbs — pickup trucks, light vans, ordinary commercial passenger vehicles. No CDL is required. Medium is 10,000 to 26,000 lbs — box trucks and medium straight trucks. No CDL is required up to 26,000 lbs. Heavy is over 26,000 lbs — tractors, large straight trucks, and combination units. CDL is required, and for interstate operation the federal MCS-90 endorsement under 49 C.F.R. § 387 applies. The non-linear escalation across the GVW bands reflects both higher crash severity at higher weights (a heavy combination unit at highway speed produces orders-of-magnitude more force on impact than a light van) and the broader regulatory exposure that opens up at the heavy band — CDL licensure standards, FMCSA hours-of-service compliance, drug-and-alcohol testing programs, and the federal financial-responsibility floor.

Use type drives the class-code rate

The use type selects the commercial auto class code, which in turn drives a multiplicative rating factor on top of the GVW base. Long-haul trucking is the most expensive class code in the commercial auto book — high annual mileage, interstate-corridor exposure, and the severity profile of heavy-vehicle highway crashes produce a class factor materially above the urban-fleet baseline. Contractor use (job-site travel with tools and materials) is a moderate factor. Local-delivery use (urban routes under 50 miles) and service-call use (HVAC, plumbing, electrical service vehicles) sit at the floor for medium and heavy vehicles. Sales use — low-mileage business travel in a light vehicle — is the lowest factor and is typically applied only to light-truck fleets. A multi-class fleet is normally quoted by line, with each vehicle priced on its own GVW band and class code; the calculator uses a single class and GVW to keep the planning estimate readable.

Hazmat loading and the F.S. § 320.0822 regime

F.S. § 320.0822 is the Florida hazardous-materials transport statute, layered on top of the federal hazmat classes under 49 C.F.R. Subchapter C. Hazmat-rated commercial vehicles carry a loading on the liability portion of the premium that ranges from roughly 50 percent (lower-risk Class 3 flammable liquids, certain Class 8 corrosives) to roughly 150 percent (Class 1 Division 1 explosives, Class 2 poison-by-inhalation gases, bulk hazmat). The calculator applies a single planning-conservative 100 percent loading because the bound quote will depend on the specific hazmat class and the carrier's hazmat appetite. Hazmat carriers also carry the elevated federal MCS-90 financial-responsibility floor of $5,000,000 for non-bulk hazmat and $5,000,000 for bulk explosives — materially above the $750,000 general-freight floor. Confirm the applicable hazmat class with FMCSA before binding any commercial auto policy on a hazmat fleet.

Florida coastal-tier loading

Florida commercial auto rates are territory-rated by county tier under the OIR-approved rate filings. Tier 1 — the immediate coastal corridor including Miami-Dade, Broward, Palm Beach, and Monroe — carries roughly 1.30 to 1.50 times the inland baseline. Tier 2 — secondary coastal and major urban counties including Hillsborough, Pinellas, Lee, Collier, Orange, and Duval — carries roughly 1.15 to 1.25 times. Tier 3 mixed-coastal territory carries roughly 1.05 times. Inland is the rate-filing baseline at 1.00. The tier loading captures two distinct cost drivers: hurricane-exposure-driven physical-damage cost (windstorm and storm-surge damage to the fleet) and litigation-frequency-driven liability cost (the higher claim frequency and jury-verdict severity in coastal counties). The same five-vehicle delivery fleet quoted in Miami-Dade versus rural Marion County can differ by 30 to 40 percent on the bound premium.

The MCS-90 endorsement — the federal floor for interstate trucking

Every interstate for-hire motor carrier operating across state lines must carry the MCS-90 endorsement under 49 C.F.R. § 387. The endorsement is a public-protection filing — it pays a third party's bodily-injury or property-damage claim arising from the negligent operation of the motor carrier's vehicle, even when the underlying auto policy excludes the loss (for example, where the carrier was hauling unauthorized cargo, where coverage lapsed, or where an underwriting exclusion would otherwise bar the claim). The motor carrier has a right of recourse against the carrier for any amount paid under MCS-90 that the underlying policy would not have covered. Federal minimums run from $750,000 for general freight to $1,000,000 for non-hazardous oil and home-heating oil to $5,000,000 for non-bulk hazmat and bulk explosives. The FMCSA SAFER company snapshot publishes whether a motor carrier's MCS-90 filing is current. The calculator surfaces the applicable MCS-90 floor in the federal-trucking note whenever the GVW is heavy and the use is long-haul trucking.

A worked example — a five-vehicle light delivery fleet, Tier 2, BI $1M

Take a five-vehicle light commercial fleet in Tampa (Tier 2), running local-delivery use, no hazmat, BI at $1,000,000, with physical damage on each vehicle. The light-GVW base rate of $1,800 per vehicle multiplies by the local-delivery class factor of 1.00, the BI $1M factor of 1.30, and the Tier 2 coastal factor of 1.20 — landing at roughly $2,808 of per-vehicle liability premium. Add the light-GVW physical damage at $950 times the Tier 2 factor of 1.20 — another $1,140 per vehicle, for a per-vehicle subtotal of roughly $3,948. Five vehicles puts the fleet at the 5-vehicle threshold, so the 7 percent fleet credit applies, dropping the per-vehicle to roughly $3,672. The bound fleet premium lands in the $18,000 to $19,000 range. The coastal surcharge versus an equivalent inland fleet sits around $3,000 to $3,500 — meaningful, but well within the typical Florida commercial spread.

What the calculator does not do

This calculator is a planning estimator. It does not produce a binding commercial auto quote — Florida admitted commercial auto rates are produced by carrier-specific rate filings approved under F.S. § 627.0651, and the actual quote reflects carrier-specific underwriting (loss history, driver MVRs, telematics, schedule rating, fleet-safety programs, and prior-policy claims activity). It does not capture every credit or surcharge that an underwriter applies at binding — schedule-rating credits and debits routinely run from -25 percent to +25 percent. It does not handle multi-class fleets where each vehicle prices on its own class code; multi-class fleets should be quoted by line. It does not file the federal MCS-90 endorsement — that is a paperwork step the broker handles with FMCSA after policy binding for any interstate for-hire motor carrier.

How this page is maintained

F.S. § 627.0651, F.S. § 627.7415, F.S. § 320.02, F.S. § 320.0822, and 49 C.F.R. § 387 have been substantively stable for several rate-filing cycles. The dollar values of the GVW bases, use-type class factors, BI-limit factors, coastal-tier factors, and physical-damage bases move with each admitted-carrier rate filing under F.S. § 627.0651; we refresh the rate table at least annually against the Florida OIR commercial auto filings and the FMCSA financial-responsibility rule updates. If the federal MCS-90 minimums or the Florida hazmat statute substantively change, this page is updated and re-stamped within the quarter.

Last reviewed: 2026-05-15 against F.S. § 627.0651, F.S. § 627.7415, F.S. § 320.02, F.S. § 320.0822, 49 C.F.R. § 387 / MCS-90, and the Florida OIR commercial auto rate filings 2025-2026.