SALT ShakerProve It!: Illinois Cook County Circuit Court Finds That Relator Failed to Meet Burden Under the Illinois False Claims Act By Eversheds Sutherland SALT November 25, 2014 By Nicole Boutros and Pilar MataThe Illinois Cook County Circuit Court held that an Illinois law firm (the Relator) that filed a qui tam lawsuit against a taxpayer failed to meet its burden to prove the taxpayer knowingly failed…