N.C. Gen. Stat. § 14-223: Resisting officers.

(a) If any person shall willfully and unlawfully resist, delay or obstruct a public officer in discharging or attempting to discharge an official duty, the person is guilty of a Class 2 misdemeanor.

(b) If any person shall willfully and unlawfully resist, delay, or obstruct a public officer in discharging or attempting to discharge an official duty, and the resistance, delay, or obstruction is the proximate cause of a public officer's serious injury, the person is guilty of a Class I felony.

(c) If any person shall willfully and unlawfully resist, delay, or obstruct a public officer in discharging or attempting to discharge an official duty, and the resistance, delay, or obstruction is the proximate cause of a public officer's serious bodily injury, the person is guilty of a Class F felony.

(d) "Serious bodily injury" is defined as bodily injury that creates a substantial risk of death, or that causes serious permanent disfigurement, coma, a permanent or protracted condition that causes extreme pain, or permanent or protracted loss or impairment of the function of any bodily member or organ, or that results in prolonged hospitalization. (1889, c. 51, s. 1; Rev., s. 3700; C.S., s. 4378; 1969, c. 1224, s. 1; 1993, c. 539, s. 136; 1994, Ex. Sess., c. 24, s. 14(c); 2021-138, s. 19(a).)