N.C. Gen. Stat. § 20-17.8A

Any person who tampers with, circumvents, or attempts to circumvent an ignition interlock device required to be installed on a motor vehicle pursuant to judicial order, statute, or as may be otherwise required as a condition for an individual to operate a motor vehicle, for the purpose of avoiding or altering testing on the ignition interlock device in the operation or attempted operation of a vehicle, or altering the testing results received or results in the process of being received on the ignition interlock device, is guilty of a Class 1 misdemeanor. Each act of tampering, circumvention, or attempted circumvention under this statute shall constitute a separate violation.