Amends GS 105-129.105, concerning the tax credit available for making qualified rehabilitation expenditures for a certified historic structure located in the State. Modifies the base rates, setting the credit amount at 15% for qualified rehabilitation expenses of $0 to $15 million (was, $0 to $10 million) and 10% for qualified expenses of $15 million to $25 million (was, $10 million to $20 million). Modifies the 5% development tier and targeted investment bonuses available under the statute, now capping the qualified rehabilitation expenditures at $25 million (was, $20 million). Creates a new bonus for disaster relief, providing for a credit in the amount of 5% of qualified rehabilitation expenditures not exceeding $25 million if the certified historic structure is located in a disaster area and the qualified rehabilitation expenditure is incurred no more than five years after the onset of the natural disaster resulting in the area being declared a disaster area. Defines disaster area to include counties subject to a Type II or Type III gubernatorial disaster declaration as a result of a natural disaster. Effective for taxable years beginning on or after January 1, 2019.

Amends GS 105-129.110, extending the sunset provisions  by ten years for Article 3L, Historic Rehabilitation Tax Credits Investment Program, now providing for the Article's expiration for qualified rehabilitation expenditures and expenses incurred on or after January 1, 2030. For qualified rehabilitation expenditures and expenses incurred prior to January 1, 2030, provides for the Article's expiration for property not placed in service by January 1, 2038.