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Recently, a resident of Oktibbeha County posted on Facebook asking if anyone could determine what he might pay for a car tag for his new car.
Replies to his question varied, from “you’ll never find that out until you get it in the mail,” to guesses made in good faith – though comments under those numbers argued the person doing the math was “flat-out wrong.”
It’s a common frustration. A report from the Office of the State Auditor found Mississippi has the nation’s second-most expensive vehicle registration system and one that’s difficult for citizens to understand.
“Taxpayers all over the state have talked to me about how complex and expensive it is to get a car tag,” State Auditor Shad White said in a statement released with the findings. “They complain for a good reason: it’s hard for the average family to know how and why that bill is so big when they pay it.”
So, what determines how much you’ll pay for your annual registration fee? Why do people driving the same car pay such different amounts for their car tags? Is there any way to estimate what you’ll pay before you buy a vehicle?
What determines how much you’ll pay?
According to Porsha J. Lee, tax assessor and collector for Clay County, when you buy or renew a Mississippi car tag, you’re paying for three things:
■ A standard registration fee: This covers the paperwork. It’s $14 for first-time registrations or $12.75 for renewals. This price is fixed across the state.
■ A standard privilege tax: This tax pays for use of state roads and is a fixed $15 across the state.
■ Ad valorem taxes: This tax is based on the vehicle’s value and local tax rates. This is the rate that changes.
To determine your vehicle’s value for the ad valorem tax, White said that Mississippi doesn’t use what you actually paid for the car. Instead, the Mississippi Department of Revenue determines what it believes your car is worth using the manufacturer’s suggested retail price, or MSRP. Tax collectors enter the vehicle’s VIN into the state’s system, which calculates its MSRP.
The state taxes only 30% of the vehicle’s value, called the assessed value. For example, a vehicle with a $45,000 MSRP would have an assessed value of $13,500.
From there, a combination of tax rates, known as millage rates, is multiplied by a vehicle’s assessed value to generate the bulk of a car tag’s price.
Why do people driving the same car pay such different amounts for their car tags?
Lee said millage rates are why “one person will pay $300 and another will pay $900 for the same car in the same county” because it changes based on whether you live inside a city limit.
Every county and city sets its own millage rate. Each also sets a separate millage rate for the public school district or any special districts within its jurisdiction. Those rates help fund local government operations, such as schools, law enforcement, fire protection and courts.
One mill equals $1 for every $1,000 of a vehicle’s assessed value. Your tag cost is determined by multiplying the vehicle’s assessed value by your specific district’s millage rate.
One example is in Lowndes County, which has the largest millage gap between county and city in the Golden Triangle. If you live in the Columbus city limits, you pay an average of 67.17 mills more than your neighbors in the county.
Using the previous example of the car with the assessed value of $13,500, a resident living out in the county faces a total millage rate of 96.18, resulting in a base ad valorem tax bill of $1,298.43. However, for someone living in Columbus, the millage rate jumps to 163.35. That pushes the base tax bill for the exact same vehicle up to $2,205.23.
But Lee said the state has given residents a way to save.
“Mississippi gives everyone a discount when they pay on time,” she said. “It’s called the Legislative Tag Credit.”
She said to think of it as a coupon.
“Without it, your tag might be $1,600, but with it you might pay $800,” she said. “But if you’re late paying for your tag, you lose the discount and you’ll owe a late fee on top of that.”
If your tag is expired for more than five months, you lose the legislative credit and are hit with late penalties up to 25%. In 2025, the Legislative Tag Credit was set at 6.5% of each vehicle’s assessed value, though the amount changes each year because it’s based on the tax income from motor vehicle sales across the state.
Is there any way to estimate what you’ll pay before you buy a vehicle?
The auditor’s report found taxpayers have no easy way to estimate a tag because key parts of the formula remain unpublished.
Neither the amount of the Legislative Tag Credit nor a depreciation schedule for vehicles is published online.
“Analysts determined some counties do not report accurately or in a timely manner,” White said in his report. “The Mississippi Legislature should require counties to prominently publish accurate tax rates online to provide taxpayers with transparency into how the price of car tags is generated.”
While Oktibbeha, Lowndes and Noxubee counties provide their millage rates for each district online, residents of Clay County must contact the Tax Collector’s Office for exact millage rates.
While there isn’t an online calculator that can tell residents exactly what they’ll pay, county tax offices can often provide estimates if you have the vehicle’s VIN or basic information such as the year, make and model. Lee said most tax collectors are happy to answer questions about car tags.
“We don’t mind helping people try to determine what they might pay,” Lee said. “They can call us and we’ll do our best to walk them through their questions.”
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You can help your community
Quality, in-depth journalism is essential to a healthy community. The Dispatch brings you the most complete reporting and insightful commentary in the Golden Triangle, but we need your help to continue our efforts. In the past week, our reporters have posted 35 articles to cdispatch.com. Please consider subscribing to our website for only $2.30 per week to help support local journalism and our community.
