Officials at the Internal Revenue Service responsible for targeting conservative groups seeking tax-exempt status should be imprisoned, House Speaker John A. Boehner said Wednesday.

The exterior of the Internal Revenue Service building in Washington March 22, 2013. (Susan Walsh/AP)

"My question isn’t about who’s going to resign, my question is who’s going to jail over this scandal?" Boehner (R-Ohio) told reporters at a Wednesday morning news conference.

A watchdog report released Tuesday described the IRS's tax-exempt unit -- where the screening of conservative groups occurred -- as a bureaucratic mess, with some employees ignorant about tax laws, defiant of their supervisors and blind to the appearance of impropriety.