N.C. Gen. Stat. § 90C-29
Every license issued pursuant to this Chapter shall be renewable every two years. Within 30 days before the expiration date, a person who desires to continue to be licensed in the field of therapeutic recreation or recreational therapy shall apply for license renewal on forms furnished by the Board. The applicant shall meet criteria for renewal, including continuing education, established by the Board as defined by rule and shall pay the required fee established by the Board pursuant to this Chapter. Failure to renew the license before the expiration date shall result in automatic forfeiture of any license issued pursuant to this Chapter.
The Executive Director shall notify, in writing, every person at his or her last known address of the expiration of his or her license and the amount that is required for its two-year renewal.
N.C. Gen. Stat. § 90C-29