Loss of use
Loss of use is the dollar value of the days your vehicle is unavailable because of a crash, paid as a rental or as a cash equivalent in a settlement.
Collision Bureau is not a law firm and this is not legal or medical advice. It is general information about what happens after a crash. For advice on your situation, talk to an attorney licensed in your state or a treating clinician.
What it means
Loss of use is the dollar value of the days a damaged vehicle is unavailable because of a crash. The number lives inside the property damage side of a claim, not the injury side, and it exists because being without a car is a loss on its own, even when the repair itself is covered by someone else. The measurement is simple to state and harder to settle: how many days, at what daily rate, and against what cap.
How the number gets built
Three inputs drive the calculation. First, a day count, measured from the day the vehicle is first off the road to the day a repair is finished or a total loss is declared. Second, a daily rate, usually tied to what a comparable rental would cost in the local market. Third, a cap, which may come from the policy that pays or from a reasonable period rule applied by the paying insurer. The product of those three numbers is the figure that lands on a settlement.
Where it comes up
Loss of use shows up in two different places depending on who pays. On a first-party claim under your own rental reimbursement coverage, the number is read off the policy and paid in daily increments, often direct to the rental company. On a third-party claim against the at-fault driver's insurer, the loss-of-use component is included in the property damage portion of the settlement, whether or not an actual rental was ever used, because the time without a vehicle is a loss in itself.
What it is not
It is not the same as rental reimbursement coverage, which is a specific optional first-party coverage that pays while repairs run. It is not uncapped: nearly every source of payment has a daily or total limit, and those limits sit on the declarations page of whichever policy applies. And it is not automatic. A claim adjuster works from documentation like the shop's teardown date, the completion date, and the rental agreement. If those dates are missing, the number has nothing to attach to. If you want help organizing the request so those pieces land in the right order, you can get started here and the categories you choose decide what we route and what we do not.
Questions people actually ask
01Does loss of use only pay when I actually rent a car?
Not always. On a first-party rental reimbursement claim, the coverage generally pays for an actual rental or for a documented substitute, depending on how the policy reads. On a third-party claim against the at-fault driver's insurer, the time without a vehicle itself can be compensated as part of the property damage settlement, whether or not a rental was ever used. What applies to your specific claim is a question for the adjuster handling it or an attorney licensed in your state.
02How long does the day count usually run?
Until the repair is finished and the vehicle is back on the road, or until a total loss is declared and the file closes on the physical damage side. There is no single number of days built into the measurement. The dates come from the repair facility, the inspection record, and the vehicle disposition, which is why the paperwork around those steps is what the loss-of-use calculation ends up resting on.
03Who pays loss of use after a crash?
Depending on the situation, your own rental reimbursement coverage pays, the at-fault driver's property damage liability pays, or both appear at different points. The declarations page on your own policy lists which coverages you carry, and the other side's policy limits sit on theirs. How the sources combine, and whether any apply to you, is a question for a licensed attorney in your state.