The Mileage Line on Your NJ Auto Policy: Why It Is an Estimate, Not a Reading

There is a difference between an estimate and a reading. A reading is a number somebody took off an instrument. An estimate is a number somebody came up with. The annual mileage figure on your New Jersey auto policy is, on nearly every policy we look at, the second kind.

That is not a scandal. It is how the field was built to work. But it does mean the figure is only as current as the conversation that produced it, and most of those conversations happened a long time ago.

Where the number came from

Somewhere in the application process a question got asked: roughly how many miles a year do you drive this car? An answer went into a field, the policy was issued, and the field has been renewing itself ever since. No instrument was involved. Nobody walked out to the driveway.

On some policies the figure was a reasonable one an agent filled in. On others it was a quick guess typed into a website at eleven at night. On plenty of them it was accurate the day it was written and has simply kept renewing while the life around it changed.

It is almost never wrong on purpose. It goes stale on its own.

The things that move the real number are ordinary, and not one of them produces paperwork:

• A job that changed, ended, or went remote

• A commute that got noticeably longer or shorter

• A second car that started absorbing half the driving

• A kid who left for college and took a car along

• A retirement

• A car that quietly became the weekend car

Nobody files anything when any of that happens. The mileage field just sits there, describing a routine that ended two jobs ago.

The second field, and why we are not opening it here

The mileage estimate is rarely read on its own. It sits beside a usage field - what the car is actually for - and the two are read together. That second field has its own vocabulary and its own traps, and it deserves its own conversation rather than a paragraph at the bottom of this one. It is going to get one. For today it is enough to know the two are read as a pair, which is why an honest mileage figure sitting next to a stale description of how the car is used does not get you all the way there.

What a low-mileage or verified-mileage program actually asks for

If an estimate is the default, there are programs built to replace it with something closer to a reading. Broadly they come in two shapes, and the difference between them matters more than the marketing does.

The first shape verifies the odometer - periodically, by a photograph, a service record, or an inspection. What it collects is a number. The second shape measures driving through a phone app or a plug-in device, and mileage is only one of the things it watches; braking, acceleration and time of day are commonly in the mix as well.

Which programs exist, who is eligible, what gets collected, how long it runs and what is done with the result all vary by carrier and by program, so we are not going to tell you what any particular company's version does. Ask it directly instead: what does this measure, for how long, and can the result move my rate up as well as down. Those are fair questions, and a straight answer is reasonable to expect before you enrol in anything.

What we are not going to guess at

You want to know how much a corrected mileage figure moves a premium. That depends on the carrier, the coverages, the vehicle and the rate filing behind it, and rate filings in this state are reviewed by the New Jersey Department of Banking and Insurance. Anyone who hands you a percentage off the top of their head is guessing.

What we can tell you is the direction, and that the input itself is checkable: it is a real rating factor, it is set per vehicle, and it is printed on the policy you are already holding.

If you want the wider picture of what moves a rate around here rather than this one field, we have written it up for Monmouth County and for Ocean County, and separately on why a New Jersey renewal comes back higher even when nothing happened.

Which way the correction goes

If you are driving less than the policy says, correcting the number can help. If you are driving more than the policy says, the corrected number can cost more. We would rather you heard that from us before you called than after.

There is also a quieter reason to keep it accurate, and it has nothing to do with price. A policy full of fields describing somebody else's routine is a policy nobody has read in years, and the mileage line is usually not the only one that drifted. The garaging address has exactly the same problem for exactly the same reason, and it is the field right next to it.

The two-minute version

Here is the entire task.

• Find the annual mileage figure on your declarations page. It is listed per vehicle, it is written down, and you already own a copy.

• Decide whether you can say, within a couple of thousand miles, what that car actually does in a year now.

• If you cannot, or if the two numbers are clearly not close, that is the finding. Nothing else is required of you today.

Then, if you want it put right: telling us the real number does not change your policy by itself. It makes the policy accurate, which is a smaller and more boring thing than most people expect it to be.

If you have already done this, you are fine

If you went through your declarations page the last time you changed cars or changed jobs, there is nothing here for you. This one is written for the policy that has renewed four times without anybody reading it - which is most of them, but it is not all of them.

Have a look with us

A policy is a description of a life. Yours was written down once, carefully, by somebody who was estimating, and then nobody went back to it. The mileage line is the cheapest place to start reading, because it takes one minute and it needs no insurance knowledge at all.

If you would rather have someone read it with you, that is what an independent agency is for: we compare what several carriers would do with the same honest set of facts, instead of defending one company's version of them. Start a free comparison quote at igoquote.com or call 844-446-4628.

Christopher Dean & Associates, PC - Brielle, New Jersey. NJ Producer License 9954304. Licensed in multiple states.