According to N.C. General Statute 20-16.2, before a chemical test such as an Intoxilyzer is given in DWI cases, suspects must be given notice orally and in writing that:
(1) The person has a right to refuse to be tested.
(2) Refusal to take any required test or tests will result in an immediate revocation of the person's driving privilege for at least 30 days and an additional 12- month revocation by the Division of Motor Vehicles.
(3) The test results, or the fact of the person's refusal, will be admissible in evidence at trial on the offense charged.
(4) The person's driving privilege will be revoked immediately for at least 30 days if:
a. The test reveals an alcohol concentration of 0.08 or more;
b. The person was driving a commercial motor vehicle and the test reveals an alcohol concentration of 0.04 or more; or
c. The person is under 21 years of age and the test reveals any alcohol concentration.
(5) The person may choose a qualified person to administer a chemical test or tests in addition to any test administered at the direction of the charging officer.
(6) The person has the right to call a lawyer and select a witness to view for him or her the testing procedures, but the testing may not be delayed for these purposes longer than 30 minutes from the time when the person is notified of his or her rights.