The 2022 unionization effort failed.
Stovall filed Tuesday to join the Kentucky House of Representatives.
The announcement comes just weeks after the Teamsters union threatened to strike over layoffs.
The school district said many of the delays are due to bus driver call outs.
Jefferson County Public Schools made no major changes to its bus routes during Fall Break, saying the efficiency had improved since a disastrous opening day caused the district to cancel class for the ensuing six days.
JCPS schools should be closed next week to address Wednesday's 'disaster,' bus union leadership says
The president of the union that represents bus drivers for JCPS believe classes should be canceled through next week to help sort out the logistics that led to a "transportation disaster" Wednesday.
Union officials say they're preparing to strike Aug. 1 unless the company decides to "take care of their employees."
JCPS superintendent Dr. Marty Pollio said the school district plans to roll out proposals over the next few weeks to change school start times.
School district data show that 19 bus routes are facing delays for the week of Sept. 26th, some as long as three hours.
With school scheduled to start on Wednesday of next week, John Stovall, president of Teamsters Local 783, said a shortage of bus drivers is causing a little concern.