Amendment 7 was defeated by 59 percent of voters.
"We are very disappointed in the result, but the people have spoken and we respect that," said Stephen Miller, chairman of the Missouri Highways and Transportation Commission. "As we have seen for the past several years, I think Missourians have a clear understanding that more resources need to be invested in our transportation infrastructure, but there just isn't any consensus on how to pay for it. We need to continue working toward that end."
The tax would have raised more than $540 million each year for the next decade and paid for more than 800 highway and transportation projects.
To see the results, click here.