A California labor commissioner previously found that Blackstock owed the singer over past commissions as her manager.
(The previous ruling in November only went back to 2017.)
Clarkson and Blackstock began dating in 2013 and got married that same year.
Kelly Clarkson and Brandon Blackstock.Chris Haston/NBC/NBCU Photo Bank via Getty; Lester Cohen/Getty
The singer filed for divorce in 2020, and their split was finalized in 2022.
Clarkson and Blackstock share two children.
