You can see your rate increase before your insurer mails it to you
Every rate change an American insurer makes is filed with a state regulator — in public — usually weeks or months before it reaches your renewal. Here is how to read one.
When your auto, home, or pet premium jumps at renewal, it can feel like a decision that happened to you out of nowhere. It didn't. Almost every rate change a regulated insurer makes in the United States is written down, justified with actuarial work, and filed with a state insurance department before it is allowed to touch a single policy. Those filings are public records. The increase in your mailbox is old news by the time it arrives.
What a rate filing actually is
Most states collect these filings through a shared system called SERFF — the System for Electronic Rate and Form Filing. An insurer that wants to change its prices in, say, Texas submits a filing to the Texas Department of Insurance: the overall rate change it is asking for, the range of changes across its book of business, the effective date it wants, and a supporting memorandum explaining the math. The regulator reviews it. In many states it has to be approved before it takes effect; in others it can be used after a waiting period unless the regulator objects.
The practical upshot is a window. A filing is typically visible on the docket weeks to months ahead of the date the new rates actually hit renewals. That lead time is the whole reason this site exists: we parse the filings as they land so you can see who is raising rates, where, and by how much, ahead of the notice.
The number you care about is a range, not a single figure
A filing headline like "overall rate impact: +9.8%" is an average across everyone the insurer covers in that state. Buried in the same filing is the part that matters more to you: the minimum and maximum change across the book. A "+9.8% overall" filing can mean some customers see +2% and others see +25%, depending on their rating cell — age, breed, ZIP code, vehicle, coverage level.
That spread is why we don't stop at the headline number. For pet filings we rebuild the underlying factor tables so you can price a specific animal rather than guess from an average. You can compare two filings side by side in the filing comparison tool, or watch a carrier in your state and get an email the moment it files something new with rate alerts.
How to read one yourself
If you want to go to the source, three fields tell you most of the story. The overall rate impact is the book-wide average. The minimum and maximum percent change bound how badly any one customer can be moved. And the effective date tells you when the clock runs out — the day the new rates start showing up on renewals. Find those four numbers and you know more about your next bill than most policyholders ever do.