Rail Ad Valorem Speed Studies

How You Can Reduce Your Ad Valorem Tax Burden

Railcar Speed Studies

A railcar speed study is a jurisdiction‑specific report that uses authoritative Railinc movement data to calculate how long and how far your railcars actually operated within a state. Taxing authorities use this data to replace default assumptions with real, verifiable usage, often lowering your tax burden.

Don't pay more than you should. TransmetriQ Railcar Speed Studies provide defensible activity data that helps railcar owners challenge inflated assessments.

What's included in a rail speed study?

Rail Movement Events

TransmetriQ rail speed studies include the first and last movement events seen in the taxing jurisdiction, providing evidence of where, when, and for how long your railcars were in the region.

Miles & Time Spent

We calculate the miles your fleet traveled and the total amount of time spent in the region.

Speed & Unusual Activity

We include statistics for the rate of speed in the jurisdiction, which can often help reflect lower strain on the jurisdiction's infrastructure. We also review movements for anything unusual that might support a lower burden.

Jurisdiction-Specific

Rail data can be complex. Our team will discuss whether a speed study is appropriate based on your taxing jurisdiction.

FAQs

Rail data and ad valorem taxation can be confusing. Our team is here to help.

How does a speed study reduce my ad valorem tax burden?

A speed study provides your rail fleet's actual usage within a state based on time, speed, or mileage. Many taxing jurisdictions accept that as evidence to issue a new, lower tax rate.

How do I know a speed study is accepted in my jurisdiction?

Great question. It's usually noted on the state or region's department of revenue site. Feel free to contact us to discuss, making sure to note which jurisdictions your rail fleet operates in.

Why TransmetriQ for Ad Valorem tax speed studies?

Ad valorem tax rules vary widely. Working with TransmetriQ rail data experts ensures you get curated evidence of rail activity in the taxing jurisdiction, formatted exactly how you need to submit it to the taxing entity. Since we are a Railinc brand, the data used in your speed study comes straight from the authoritative system of record for North American freight rail.

Built on Railinc’s industry‑designated systems of record
Customized to each jurisdiction’s valuation methodology
Reviewed with rail data experts

When are Ad Valorem tax filings due?

Ad valorem rail tax deadlines vary by state, but in 2026, more than 50% are due by April 30, 2026. View our infographic of deadlines by state here.

Related Content

How Railcar Owners Can Reduce their Ad Valorem Tax Burden

Getting ready for your Ad Valorem taxes this year? You might be able to pay less. Learn how a speed study can help you support a lower rate in this blog from Railinc data scientist Gregg Phillips.

Ad Valorem Tax Deadlines by State

Not sure when ad valorem tax filing deadlines are due in your operating regions? This infographic shows the 2026 deadlines by state.

What are Fleet Repair Cost Analyses?

Managing railcar repairs means understanding where costs come from and finding opportunities to reduce unnecessary expenses. A fleet-wide repair cost analysis helps managers uncover trends, identify recurring issues, and take proactive steps to minimize unnecessary expenses.

Ad Valorem Rail Tax Speed Studies

Stop Overpaying Ad Valorem.