Oilfield Trucking Insurance in Texas: What Small Fleets Miss

Most trucking policies look solid on paper until the first oilfield claim gets filed. Then the carrier's attorney pulls out three exclusions the fleet owner never knew existed, and suddenly a truck that was fully insured on paper is leaving the owner personally exposed to a six-figure liability. Oilfield trucking in Texas is a completely different animal from standard freight, and the insurance has to match that. Here is what small fleets consistently miss before they sign their next well-site contract.

Why Oilfield Hauls Are Not Covered Like Normal Freight

Standard commercial auto policies are written around general freight: dry van, flatbed, refrigerated loads moving between warehouses and distribution centers on paved interstates. Oilfield work breaks almost every assumption those policies are built on. The cargo is hazardous or semi-hazardous. The job sites are not loading docks. The roads are unpaved county routes and private lease roads that no underwriter priced into the base premium. The operations involve extended idling, pressurized offloading, and proximity to active wellheads.

Commodity exclusions are the first trap. Many standard cargo policies contain explicit exclusions for crude oil, produced water, drilling fluids, and frac chemicals. If those words appear in the exclusion schedule and you are hauling any of them, your cargo coverage is worthless for that load. Operational exclusions go further. Some policies void primary liability the moment a truck is operating on a private well-site location, classifying it as a specialized operations exposure that was never underwritten.

The MCS-90 endorsement that your policy is required to carry for federal filing purposes does not fix this. MCS-90 is a public protection mechanism. It ensures a judgment creditor can collect, but the insurer can then subrogate back against you for the full amount if the loss occurred outside the policy's covered operations. You are not actually protected. You are just the last stop before the money comes back out of your pocket.

For Texas operators, this matters across every basin. Whether you are running loads out of Midland, servicing pads in the Eagle Ford through Laredo, or staging equipment near the Gulf Coast, your policy needs to be built specifically for trucking & transportation in Texas with oilfield endorsements attached, not retrofitted after a loss.

The Four Oilfield Truck Types and Their Specific Coverage Gaps

Not every oilfield truck faces the same exposure, and a policy that adequately covers one type will leave another completely bare. Understanding the gaps by equipment type is the starting point for any honest coverage audit.

Frac sand haulers run high-cube pneumatic trailers and transfer trailers loaded with hundreds of thousands of pounds of industrial sand across routes that were never designed for that axle weight. The coverage gap here is layered. First, the physical weight creates oversize/overweight permit liability that standard policies do not address. TxDOT oversize and overweight permit requirements apply strictly, and a permit violation at the time of an accident can trigger a coverage defense from your insurer. Second, frac sand operations at the blender site involve pneumatic transfer equipment, and damage or injury during transfer is often excluded under standard cargo and general liability policies as a "loading and unloading" exclusion. Frac sand hauler insurance in Texas has to account for both the transport phase and the transfer operation.

Vacuum trucks carry produced water, drilling mud, and sometimes flowback fluid with trace hydrocarbons. Every load is a potential pollution event. Standard policies almost universally exclude pollution liability, meaning a rollover that releases the tank contents onto a county road or near a creek creates a cleanup obligation with zero insurance response behind it.

Hot shot carriers working oilfield contracts face a different problem. Many hot shot operators run under a motor carrier authority with a policy that covers general freight, then accept oilfield parts, BOP equipment, or chemical totes without realizing those commodities fall outside their covered cargo schedule. Hot shot trucking insurance in Texas for oilfield work needs a commodity schedule that explicitly includes the types of oilfield equipment and supplies the driver actually hauls, not a generic "general commodities" description that leaves interpretation to an adjuster.

Water haulers transporting fresh water to drilling locations are sometimes treated as the lowest-risk oilfield truck type, but the liability exposure is not small. Water trucks operate on lease roads with no shoulders, near high-pressure equipment, and often at night. The trucks themselves are heavy, the roads are poor, and the distances to emergency services are long. A loss on a remote pad in Andrews County is not the same as a loss on I-10.

Loading and Unloading Liability: Where Most Claims Fall Through

The loading and unloading exposure at well sites is where small fleet claims disappear into a gap between policies. Standard primary auto liability covers the truck in motion. General liability covers premises operations. Neither one was designed to cover a driver connecting a discharge hose at a frac tank battery or spotting a vacuum truck over a pit.

The MCS-90, as noted above, does not fill this gap. The endorsement satisfies the FMCSA's financial responsibility requirement for the vehicle operating on public roads. Once the truck is on private property conducting a well-site operation, the endorsement's practical coverage function changes, and insurers argue that the liability arising from that operation belongs in a different policy.

What actually fills the gap is either a general liability policy with an explicit oilfield operations classification, or an endorsement to the primary auto policy that extends coverage to loading and unloading at designated well-site locations. Some carriers offer a combined single limit with a loading and unloading extension built into the truckers' form. Others require a standalone policy. The right answer depends on how your operations are classified and which carriers are willing to write the exposure.

For operators working under written contracts with an operator or E&P company, this issue becomes a contract compliance problem too. Most MSAs (master service agreements) in the oilfield require the trucking contractor to carry specific loading and unloading liability limits and to name the operator as an additional insured for that exposure. If your policy excludes it, you are in breach of your contract the moment you pull onto location.

Permian Basin and Eagle Ford Routes: How Location Affects Your Rate

Underwriters price oilfield trucking differently depending on where the truck operates, and Texas has some of the most distinct regional pricing in the country. This is not arbitrary. It reflects real differences in loss frequency, severity, and the factors that drive both.

In the Permian Basin, routes like US-385 between Fort Stockton and Carlsbad, TX-302 through Winkler and Ward Counties, and the FM road network around the Midland-Odessa corridor carry some of the highest commercial truck loss rates in the state. The roads are heavily loaded, poorly maintained in sections, and shared between light passenger vehicles driven by workers who know the roads and heavy equipment that cannot stop quickly. Emergency response times on remote lease roads can exceed thirty minutes, which drives up severity on any injury loss. Underwriters know the zip codes. They know the routes. And they price accordingly.

In the Eagle Ford, the South Texas terrain creates different problems. The brush country roads around Webb, La Salle, and McMullen Counties are remote, narrow, and subject to flash flooding during rain events. Operators running produced water or crude along these routes are priced at higher rates than operators running the same commodity on a paved state highway near a metropolitan area.

For fleet managers looking at Texas commercial truck insurance options, location disclosure is not optional. Underwriters will ask for the specific routes, the counties of operation, and the named well-site clients. Hiding a West Texas exposure inside a general Texas filing is a fast path to a coverage denial.

This is also why your base rate does not transfer cleanly from a general freight policy. An operator running dry van between Houston and Dallas is not the same risk as an operator running frac sand between Odessa and a pad site on a county road in Loving County. The underwriting is different, the pricing is different, and the policy form should be different.

Pollution Liability: The Exclusion Oilfield Carriers Discover Too Late

Pollution liability is the exclusion that surfaces after the worst possible event: a rollover that releases produced water into a drainage easement, a tank failure that sends crude across a county road, a hose failure during transfer that contaminates soil near a water well. Standard commercial auto and general liability policies contain a pollution exclusion. Most of them are absolute exclusions, meaning they apply regardless of whether the release was sudden, accidental, or gradual.

For oilfield trucking, this is not an edge case. The cargo is the pollution source. Produced water contains naturally occurring radioactive materials, brine concentrations, and trace hydrocarbons. Crude oil is a regulated substance under both federal and state spill reporting frameworks. The Texas Railroad Commission oil and gas transportation rules impose spill reporting obligations on carriers transporting oilfield fluids, and cleanup costs are the carrier's liability regardless of what the insurance policy says.

The FMCSA hazardous materials compliance requirements apply to carriers hauling certain oilfield chemicals and crude above threshold quantities. HazMat compliance does not create pollution coverage. It creates additional liability exposure if you are out of compliance at the time of a release.

What fills this gap is a standalone pollution liability policy or a pollution liability endorsement specifically written for oilfield cargo transport. These policies cover cleanup costs, third-party bodily injury and property damage from a pollutant release, and regulatory defense costs. They are not cheap, but they are far less expensive than an uninsured remediation obligation. Review our commercial coverage options if you need to understand what a pollution policy actually looks like versus what the exclusion in your current policy says.

What Underwriters Check Before Quoting an Oilfield Fleet

Getting a real quote for oilfield trucking insurance in Texas is not the same process as renewing a standard trucking policy. Underwriters who specialize in this space are asking for information that a general freight underwriter would never request, and if you cannot provide it, your quote will either come back declined or priced on worst-case assumptions.

The commodity schedule is the first thing a serious underwriter wants to see. Not "oilfield freight" as a general description. A specific list of what the trucks haul: frac sand, fresh water, produced water, crude, drilling chemicals, or oilfield equipment. Each commodity has a different loss profile, and the policy form may need different endorsements depending on what is on the list.

Named well-site clients matter because the MSA requirements attached to large E&P operators often dictate minimum coverage terms. An underwriter writing a fleet that works for a major operator needs to know the contract terms to price the exposure correctly and to make sure the policy actually satisfies the contract.

Driver MVRs on remote roads are scrutinized harder than they are for urban freight. A driver with two minor violations in three years might be acceptable for a city delivery route. On a remote West Texas highway at 2 AM with a full vacuum truck, that same record looks different to an underwriter. Loss history from the prior three years, including claims detail and loss runs from prior carriers, is standard documentation for any oilfield submission.

The TB Insurance team has 14-plus years of direct experience inside the trucking industry, which means when we prepare a submission for an oilfield fleet, we know how to frame the operation accurately without overstating or understating the risk. That specificity is what gets your submission in front of carriers who actually want the business instead of ones who will decline on the first loss.

How to Structure Coverage Before Your Next Well-Site Contract

Before you sign an MSA or accept a purchase order for well-site work, run your current policy through a specific checklist. Pull the commodity schedule and confirm your actual cargo is listed. Check the exclusions section for pollution, loading and unloading, and well-site operations language. Look at your general liability declarations and confirm the operations classification matches oilfield trucking, not general trucking or freight brokerage. If your policy was written for general freight and you are now doing oilfield work, you are likely operating with gaps you cannot see from the declarations page.

If you are running in the Permian Basin, confirm your operating territory is accurately disclosed and that your underwriter has priced the remote road exposure. If you are hauling produced water or crude, you need a pollution liability policy in place before the truck rolls. If your contracts require loading and unloading coverage, verify in writing that your policy does not exclude it.

Small fleets consistently underprice the risk of getting this wrong. One uncovered pollution claim or an excluded well-site liability loss can exceed the entire annual revenue of a two-truck operation. The coverage structure is not complicated once someone who understands both the trucking operation and the insurance form sits down and walks through it.

If you are heading into oilfield work or renewing a policy that was not built specifically for this exposure, get a coverage review with TB Insurance Group. We work with 25-plus carriers and know which ones are actually competitive for Permian Basin and Eagle Ford fleets, which ones will write pollution liability for produced water haulers, and which ones will try to sell you a general trucking policy and hope you never file a claim that tests the exclusions.

Frequently Asked Questions

Does a standard commercial trucking policy cover oilfield hauls in Texas?

No. Standard commercial auto and cargo policies are underwritten for general freight moving on paved public roads between commercial facilities. Oilfield hauls in Texas trigger multiple exclusions: commodity exclusions for crude oil, produced water, and frac chemicals; operational exclusions for work on private well-site locations; and pollution exclusions that apply the moment a vacuum truck or chemical hauler is involved in a spill. You need a policy built specifically for oilfield operations, with endorsements that address each of those exposure categories.

What is the difference between MCS-90 and actual oilfield liability coverage?

MCS-90 is a federal endorsement that protects the public, not the trucker. If a loss occurs outside your policy's covered operations, your insurer pays the judgment to protect third parties and then subrogate back against you to recover that money. Carrying MCS-90 does not mean your oilfield operations are covered. It means you are personally on the hook for any amount the insurer recovers through subrogation after paying a claim your policy never actually covered.

How do I know if my current policy covers the specific Texas basin I operate in?

Pull your policy's exclusion schedule and look for language referencing private locations, specialized operations, pollution liability, and listed commodity exclusions. Then cross-reference those exclusions against the actual loads and job sites in your contracts. If you are running produced water out of the Permian, hauling frac sand into the Eagle Ford, or staging vacuum trucks near Gulf Coast pads, and your policy has any of those exclusions, you have a gap. A broker with direct oilfield underwriting experience can walk through your schedule endorsement by endorsement and identify where your coverage stops.