According to reports, Isa was arrested at about 1.30pm in Lokoja, the state capital. He was arrested during his visit to the Commissioner for Education in the state, Sunday Tolorunleke.
Dino had earlier accused the administrator of having a hand in the failed assassination attempt.
Kogi State Commissioner of Police, Wilson Inalegwu who confirmed Isa's arrest, said the command was working to arrest those believed to behind the failed assassination attempt. He noted that the command would arrest and investigate anyone suspected to be linked with the case.