N.C. Gen. Stat. § 58-3-151

No entity subject to the Commissioner's jurisdiction and regulation shall be fined or penalized by the Commissioner for using forms, contracts, schedules of premiums, or other documents required to be filed and approved under this Chapter or for executing contracts required to be filed and approved under this Chapter if those forms, contracts, schedules of premiums, or other documents have been by law deemed to have been approved, and the entity has notified the Commissioner before using the filing or executing the contract that the law has deemed the filing or the contract to be approved.