North Carolina General Statutes Chapter 58. Insurance § 58-53-30. Payment of premiums

An employee or member electing continuation must pay to the group policyholder or his employer, in advance, the amount of contribution required by the policyholder or employer, but not more than one hundred two percent (102%) of the full group rate for the insurance applicable under the group policy on the due date of each payment. The employee or member may not be required to pay the amount of the contribution less often than monthly. In order to be eligible for continuation of coverage, the employee or member must make a written election of continuation, on a form furnished by the group policyholder or by the insurer.